[重大更新] 增加mybatis-plus扩展工具 大幅简化整体业务代码写法 优雅舒适

ruoyi-admin/src/main/java/org/dromara/web/service/SysRegisterService.java

@@ -1,7 +1,6 @@
 package org.dromara.web.service;
 
 import cn.hutool.crypto.digest.BCrypt;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.Constants;
 import org.dromara.common.core.constant.GlobalConstants;
@@ -58,8 +57,9 @@ public class SysRegisterService {
         sysUser.setPassword(BCrypt.hashpw(password));
         sysUser.setUserType(userType);
 
-        boolean exist = userMapper.exists(new LambdaQueryWrapper<SysUser>()
+        boolean exist = userMapper.lambda()
-            .eq(SysUser::getUserName, sysUser.getUserName()));
+            .eq(SysUser::getUserName, sysUser.getUserName())
+            .exists();
         if (exist) {
             throw new UserException("user.register.save.error", username);
         }

ruoyi-admin/src/main/java/org/dromara/web/service/impl/EmailAuthStrategy.java

@@ -3,7 +3,6 @@ package org.dromara.web.service.impl;
 import cn.dev33.satoken.stp.StpUtil;
 import cn.dev33.satoken.stp.parameter.SaLoginParameter;
 import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.dromara.common.core.constant.Constants;
@@ -95,7 +94,9 @@ public class EmailAuthStrategy implements IAuthStrategy {
      * @return 用户信息
      */
     private SysUserVo loadUserByEmail(String email) {
-        SysUserVo user = userMapper.selectVoOne(new LambdaQueryWrapper<SysUser>().eq(SysUser::getEmail, email));
+        SysUserVo user = userMapper.lambda()
+            .eq(SysUser::getEmail, email)
+            .voOne();
         if (ObjectUtil.isNull(user)) {
             log.info("登录用户：{} 不存在.", email);
             throw new UserException("user.not.exists", email);

ruoyi-admin/src/main/java/org/dromara/web/service/impl/PasswordAuthStrategy.java

@@ -4,7 +4,6 @@ import cn.dev33.satoken.stp.StpUtil;
 import cn.dev33.satoken.stp.parameter.SaLoginParameter;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.crypto.digest.BCrypt;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.dromara.common.core.constant.Constants;
@@ -112,7 +111,9 @@ public class PasswordAuthStrategy implements IAuthStrategy {
      * @return 用户信息
      */
     private SysUserVo loadUserByUsername(String username) {
-        SysUserVo user = userMapper.selectVoOne(new LambdaQueryWrapper<SysUser>().eq(SysUser::getUserName, username));
+        SysUserVo user = userMapper.lambda()
+            .eq(SysUser::getUserName, username)
+            .voOne();
         if (ObjectUtil.isNull(user)) {
             log.info("登录用户：{} 不存在.", username);
             throw new UserException("user.not.exists", username);

ruoyi-admin/src/main/java/org/dromara/web/service/impl/SmsAuthStrategy.java

@@ -3,7 +3,6 @@ package org.dromara.web.service.impl;
 import cn.dev33.satoken.stp.StpUtil;
 import cn.dev33.satoken.stp.parameter.SaLoginParameter;
 import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.dromara.common.core.constant.Constants;
@@ -95,7 +94,9 @@ public class SmsAuthStrategy implements IAuthStrategy {
      * @return 用户信息
      */
     private SysUserVo loadUserByPhoneNumber(String phoneNumber) {
-        SysUserVo user = userMapper.selectVoOne(new LambdaQueryWrapper<SysUser>().eq(SysUser::getPhoneNumber, phoneNumber));
+        SysUserVo user = userMapper.lambda()
+            .eq(SysUser::getPhoneNumber, phoneNumber)
+            .voOne();
         if (ObjectUtil.isNull(user)) {
             log.info("登录用户：{} 不存在.", phoneNumber);
             throw new UserException("user.not.exists", phoneNumber);

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/core/mapper/BaseMapperPlus.java

@@ -7,7 +7,9 @@ import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.core.toolkit.reflect.GenericTypeUtils;
+import com.baomidou.mybatisplus.extension.conditions.update.LambdaUpdateChainWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.toolkit.ChainWrappers;
 import com.baomidou.mybatisplus.extension.toolkit.Db;
 import org.apache.ibatis.logging.Log;
 import org.apache.ibatis.logging.LogFactory;
@@ -60,6 +62,24 @@ public interface BaseMapperPlus<T, V> extends BaseMapper<T> {
         return this.selectList(new QueryWrapper<>());
     }
 
+    /**
+     * 创建当前 Mapper 绑定的 Lambda CRUD 链式操作。
+     *
+     * @return Lambda CRUD 链式包装器
+     */
+    default LambdaCrudChainWrapper<T, V> lambda() {
+        return new LambdaCrudChainWrapper<>(this);
+    }
+
+    /**
+     * 创建当前 Mapper 绑定的 Lambda 链式更新。
+     *
+     * @return Lambda 链式更新包装器
+     */
+    default LambdaUpdateChainWrapper<T> lambdaUpdate() {
+        return ChainWrappers.lambdaUpdateChain(this);
+    }
+
     /**
      * 批量插入实体对象集合
      *

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/core/mapper/LambdaCrudChainWrapper.java

@@ -0,0 +1,399 @@
+package org.dromara.common.mybatis.core.mapper;
+
+import com.baomidou.mybatisplus.core.conditions.AbstractLambdaWrapper;
+import com.baomidou.mybatisplus.core.conditions.SharedString;
+import com.baomidou.mybatisplus.core.conditions.query.Query;
+import com.baomidou.mybatisplus.core.conditions.segments.MergeSegments;
+import com.baomidou.mybatisplus.core.conditions.update.Update;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.core.metadata.TableFieldInfo;
+import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
+import com.baomidou.mybatisplus.core.toolkit.Assert;
+import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
+import com.baomidou.mybatisplus.core.toolkit.Constants;
+import com.baomidou.mybatisplus.core.toolkit.StringUtils;
+import com.baomidou.mybatisplus.core.toolkit.support.SFunction;
+import org.dromara.common.mybatis.core.query.LambdaQueryCondition;
+
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.function.Function;
+import java.util.function.Predicate;
+
+/**
+ * Mapper 级 Lambda CRUD 链式包装器。
+ *
+ * @param <T> table 泛型
+ * @param <V> vo 泛型
+ * @author Lion Li
+ */
+public class LambdaCrudChainWrapper<T, V> extends AbstractLambdaWrapper<T, LambdaCrudChainWrapper<T, V>>
+    implements Query<LambdaCrudChainWrapper<T, V>, T, SFunction<T, ?>>,
+    Update<LambdaCrudChainWrapper<T, V>, SFunction<T, ?>>,
+    LambdaQueryCondition<T, LambdaCrudChainWrapper<T, V>> {
+
+    private final BaseMapperPlus<T, V> baseMapper;
+    private final List<String> sqlSet;
+    private SharedString sqlSelect = new SharedString();
+
+    public LambdaCrudChainWrapper(BaseMapperPlus<T, V> baseMapper) {
+        this.baseMapper = baseMapper;
+        super.setEntityClass(baseMapper.currentModelClass());
+        super.initNeed();
+        this.sqlSet = new ArrayList<>();
+    }
+
+    LambdaCrudChainWrapper(BaseMapperPlus<T, V> baseMapper, T entity, Class<T> entityClass, SharedString sqlSelect,
+                           List<String> sqlSet, AtomicInteger paramNameSeq, Map<String, Object> paramNameValuePairs,
+                           MergeSegments mergeSegments, SharedString paramAlias, SharedString lastSql,
+                           SharedString sqlComment, SharedString sqlFirst) {
+        this.baseMapper = baseMapper;
+        super.setEntity(entity);
+        super.setEntityClass(entityClass);
+        this.sqlSelect = sqlSelect == null ? new SharedString() : sqlSelect;
+        this.sqlSet = sqlSet == null ? new ArrayList<>() : sqlSet;
+        this.paramNameSeq = paramNameSeq;
+        this.paramNameValuePairs = paramNameValuePairs;
+        this.expression = mergeSegments;
+        this.paramAlias = paramAlias;
+        this.lastSql = lastSql;
+        this.sqlComment = sqlComment;
+        this.sqlFirst = sqlFirst;
+    }
+
+    @Override
+    public LambdaCrudChainWrapper<T, V> select(boolean condition, List<SFunction<T, ?>> columns) {
+        if (condition && CollectionUtils.isNotEmpty(columns)) {
+            this.sqlSelect.setStringValue(columnsToString(false, columns));
+        }
+        return typedThis;
+    }
+
+    @SafeVarargs
+    public final LambdaCrudChainWrapper<T, V> select(SFunction<T, ?>... columns) {
+        return select(true, CollectionUtils.toList(columns));
+    }
+
+    @SafeVarargs
+    public final LambdaCrudChainWrapper<T, V> select(boolean condition, SFunction<T, ?>... columns) {
+        return select(condition, CollectionUtils.toList(columns));
+    }
+
+    @Override
+    public LambdaCrudChainWrapper<T, V> select(Class<T> entityClass, Predicate<TableFieldInfo> predicate) {
+        if (entityClass == null) {
+            entityClass = getEntityClass();
+        } else {
+            setEntityClass(entityClass);
+        }
+        Assert.notNull(entityClass, "entityClass can not be null");
+        this.sqlSelect.setStringValue(TableInfoHelper.getTableInfo(entityClass).chooseSelect(predicate));
+        return typedThis;
+    }
+
+    @Override
+    public String getSqlSelect() {
+        return sqlSelect.getStringValue();
+    }
+
+    @Override
+    public LambdaCrudChainWrapper<T, V> set(boolean condition, SFunction<T, ?> column, Object val, String mapping) {
+        return maybeDo(condition, () -> {
+            String sql = formatParam(mapping, val);
+            sqlSet.add(columnToString(column) + Constants.EQUALS + sql);
+        });
+    }
+
+    /**
+     * 值不为 null 时设置更新字段。
+     *
+     * @param column 字段
+     * @param value  值
+     * @return this
+     */
+    public LambdaCrudChainWrapper<T, V> setIfPresent(SFunction<T, ?> column, Object value) {
+        return set(value != null, column, value);
+    }
+
+    /**
+     * 文本不为空时设置更新字段。
+     *
+     * @param column 字段
+     * @param value  值
+     * @return this
+     */
+    public LambdaCrudChainWrapper<T, V> setIfText(SFunction<T, ?> column, String value) {
+        return set(org.dromara.common.core.utils.StringUtils.isNotBlank(value), column, value);
+    }
+
+    @Override
+    public LambdaCrudChainWrapper<T, V> setSql(boolean condition, String setSql, Object... params) {
+        return maybeDo(condition && StringUtils.isNotBlank(setSql), () -> sqlSet.add(formatSqlMaybeWithParam(setSql, params)));
+    }
+
+    @Override
+    public LambdaCrudChainWrapper<T, V> setIncrBy(boolean condition, SFunction<T, ?> column, Number val) {
+        return maybeDo(condition, () -> {
+            String realColumn = columnToString(column);
+            String realVal = val instanceof BigDecimal ? ((BigDecimal) val).toPlainString() : String.valueOf(val);
+            sqlSet.add(String.format("%s=%s + %s", realColumn, realColumn, realVal));
+        });
+    }
+
+    @Override
+    public LambdaCrudChainWrapper<T, V> setDecrBy(boolean condition, SFunction<T, ?> column, Number val) {
+        return maybeDo(condition, () -> {
+            String realColumn = columnToString(column);
+            String realVal = val instanceof BigDecimal ? ((BigDecimal) val).toPlainString() : String.valueOf(val);
+            sqlSet.add(String.format("%s=%s - %s", realColumn, realColumn, realVal));
+        });
+    }
+
+    @Override
+    public String getSqlSet() {
+        if (CollectionUtils.isEmpty(sqlSet)) {
+            return null;
+        }
+        return String.join(Constants.COMMA, sqlSet);
+    }
+
+    /**
+     * 获取查询条件 Wrapper。
+     *
+     * @return this
+     */
+    public LambdaCrudChainWrapper<T, V> getWrapper() {
+        return typedThis;
+    }
+
+    public LambdaCrudChainWrapper<T, V> findInSet(Object value, SFunction<T, ?> column) {
+        return findInSet(true, value, column);
+    }
+
+    public LambdaCrudChainWrapper<T, V> findInSet(boolean condition, Object value, SFunction<T, ?> column) {
+        return findInSet(condition, value, columnToString(column));
+    }
+
+    public LambdaCrudChainWrapper<T, V> findInSetIfPresent(Object value, SFunction<T, ?> column) {
+        return findInSet(value != null, value, column);
+    }
+
+    /**
+     * 获取当前 Wrapper。
+     *
+     * @return this
+     */
+    public LambdaCrudChainWrapper<T, V> build() {
+        return typedThis;
+    }
+
+    /**
+     * 查询实体列表。
+     *
+     * @return 实体列表
+     */
+    public List<T> list() {
+        return baseMapper.selectList(typedThis);
+    }
+
+    /**
+     * 查询实体分页记录。
+     *
+     * @param page 分页条件
+     * @return 实体分页记录
+     */
+    public List<T> list(IPage<T> page) {
+        return baseMapper.selectList(page, typedThis);
+    }
+
+    /**
+     * 查询 VO 列表。
+     *
+     * @return VO 列表
+     */
+    public List<V> voList() {
+        return baseMapper.selectVoList(typedThis);
+    }
+
+    /**
+     * 查询单列对象列表。
+     *
+     * @return 单列对象列表
+     */
+    public List<Object> objs() {
+        return baseMapper.selectObjs(typedThis);
+    }
+
+    /**
+     * 查询单列对象列表并转换类型。
+     *
+     * @param mapper 转换函数
+     * @param <C>    转换后的类型
+     * @return 单列对象列表
+     */
+    public <C> List<C> objs(Function<? super Object, C> mapper) {
+        return baseMapper.selectObjs(typedThis, mapper);
+    }
+
+    /**
+     * 查询单个实体。
+     *
+     * @return 实体
+     */
+    public T one() {
+        return baseMapper.selectOne(typedThis);
+    }
+
+    /**
+     * 查询单个实体。
+     *
+     * @param throwEx 查询到多条时是否抛异常
+     * @return 实体
+     */
+    public T one(boolean throwEx) {
+        return baseMapper.selectOne(typedThis, throwEx);
+    }
+
+    /**
+     * 查询单个实体 Optional。
+     *
+     * @return Optional 实体
+     */
+    public Optional<T> oneOpt() {
+        return Optional.ofNullable(one());
+    }
+
+    /**
+     * 查询单个 VO。
+     *
+     * @return VO
+     */
+    public V voOne() {
+        return baseMapper.selectVoOne(typedThis);
+    }
+
+    /**
+     * 查询单个 VO。
+     *
+     * @param throwEx 查询到多条时是否抛异常
+     * @return VO
+     */
+    public V voOne(boolean throwEx) {
+        return baseMapper.selectVoOne(typedThis, throwEx);
+    }
+
+    /**
+     * 查询数量。
+     *
+     * @return 数量
+     */
+    public Long count() {
+        return baseMapper.selectCount(typedThis);
+    }
+
+    /**
+     * 判断是否存在。
+     *
+     * @return 是否存在
+     */
+    public boolean exists() {
+        return baseMapper.exists(typedThis);
+    }
+
+    /**
+     * 查询实体分页。
+     *
+     * @param page 分页条件
+     * @param <P>  分页类型
+     * @return 实体分页
+     */
+    public <P extends IPage<T>> P page(P page) {
+        return baseMapper.selectPage(page, typedThis);
+    }
+
+    /**
+     * 查询 VO 分页。
+     *
+     * @param page 分页条件
+     * @param <P>  分页类型
+     * @return VO 分页
+     */
+    public <P extends IPage<V>> P voPage(IPage<T> page) {
+        return baseMapper.selectVoPage(page, typedThis);
+    }
+
+    /**
+     * 删除数据。
+     *
+     * @return 是否删除成功
+     */
+    public boolean delete() {
+        return deleteCount() > 0;
+    }
+
+    /**
+     * 删除数据。
+     *
+     * @return 影响行数
+     */
+    public int deleteCount() {
+        return baseMapper.delete(typedThis);
+    }
+
+    /**
+     * 使用 set 片段更新数据。
+     *
+     * @return 是否更新成功
+     */
+    public boolean update() {
+        return updateCount() > 0;
+    }
+
+    /**
+     * 使用实体和查询条件更新数据。
+     *
+     * @param entity 实体
+     * @return 是否更新成功
+     */
+    public boolean update(T entity) {
+        return updateCount(entity) > 0;
+    }
+
+    /**
+     * 使用 set 片段更新数据。
+     *
+     * @return 影响行数
+     */
+    public int updateCount() {
+        return baseMapper.update(typedThis);
+    }
+
+    /**
+     * 使用实体和查询条件更新数据。
+     *
+     * @param entity 实体
+     * @return 影响行数
+     */
+    public int updateCount(T entity) {
+        return baseMapper.update(entity, typedThis);
+    }
+
+    @Override
+    protected LambdaCrudChainWrapper<T, V> instance() {
+        return new LambdaCrudChainWrapper<>(baseMapper, getEntity(), getEntityClass(), null, null, paramNameSeq,
+            paramNameValuePairs, new MergeSegments(), paramAlias, SharedString.emptyString(), SharedString.emptyString(),
+            SharedString.emptyString());
+    }
+
+    @Override
+    public void clear() {
+        super.clear();
+        sqlSelect.toNull();
+        sqlSet.clear();
+    }
+
+}

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/core/query/LambdaQueryBuilder.java

@@ -0,0 +1,422 @@
+package org.dromara.common.mybatis.core.query;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.support.SFunction;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Map;
+import java.util.function.BiPredicate;
+import java.util.function.Consumer;
+
+/**
+ * LambdaQueryWrapper 条件构造辅助类。
+ *
+ * @param <T> 实体类型
+ * @author Lion Li
+ */
+public final class LambdaQueryBuilder<T> implements LambdaQueryCondition<T, LambdaQueryBuilder<T>> {
+
+    private final LambdaQueryWrapper<T> wrapper;
+
+    LambdaQueryBuilder(LambdaQueryWrapper<T> wrapper) {
+        this.wrapper = wrapper;
+    }
+
+    @SafeVarargs
+    public final LambdaQueryBuilder<T> select(SFunction<T, ?>... columns) {
+        wrapper.select(columns);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> eq(SFunction<T, ?> column, Object value) {
+        wrapper.eq(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> eq(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.eq(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> ne(SFunction<T, ?> column, Object value) {
+        wrapper.ne(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> ne(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.ne(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> gt(SFunction<T, ?> column, Object value) {
+        wrapper.gt(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> gt(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.gt(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> ge(SFunction<T, ?> column, Object value) {
+        wrapper.ge(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> ge(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.ge(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> lt(SFunction<T, ?> column, Object value) {
+        wrapper.lt(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> lt(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.lt(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> le(SFunction<T, ?> column, Object value) {
+        wrapper.le(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> le(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.le(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> like(SFunction<T, ?> column, Object value) {
+        wrapper.like(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> like(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.like(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notLike(SFunction<T, ?> column, Object value) {
+        wrapper.notLike(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notLike(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.notLike(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> likeLeft(SFunction<T, ?> column, Object value) {
+        wrapper.likeLeft(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> likeLeft(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.likeLeft(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> likeRight(SFunction<T, ?> column, Object value) {
+        wrapper.likeRight(column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> likeRight(boolean condition, SFunction<T, ?> column, Object value) {
+        wrapper.likeRight(condition, column, value);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> between(SFunction<T, ?> column, Object begin, Object end) {
+        wrapper.between(column, begin, end);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> between(boolean condition, SFunction<T, ?> column, Object begin, Object end) {
+        wrapper.between(condition, column, begin, end);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notBetween(SFunction<T, ?> column, Object begin, Object end) {
+        wrapper.notBetween(column, begin, end);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notBetween(boolean condition, SFunction<T, ?> column, Object begin, Object end) {
+        wrapper.notBetween(condition, column, begin, end);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> allEq(Map<?, ?> params, boolean null2IsNull) {
+        wrapper.allEq(true, (Map) params, null2IsNull);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> allEq(boolean condition, Map<?, ?> params, boolean null2IsNull) {
+        wrapper.allEq(condition, (Map) params, null2IsNull);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> allEq(BiPredicate<SFunction<T, ?>, Object> filter, Map<?, ?> params, boolean null2IsNull) {
+        wrapper.allEq(true, (BiPredicate) filter, (Map) params, null2IsNull);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> allEq(boolean condition, BiPredicate<SFunction<T, ?>, Object> filter, Map<?, ?> params, boolean null2IsNull) {
+        wrapper.allEq(condition, (BiPredicate) filter, (Map) params, null2IsNull);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> isNull(SFunction<T, ?> column) {
+        wrapper.isNull(column);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> isNull(boolean condition, SFunction<T, ?> column) {
+        wrapper.isNull(condition, column);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> isNotNull(SFunction<T, ?> column) {
+        wrapper.isNotNull(column);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> isNotNull(boolean condition, SFunction<T, ?> column) {
+        wrapper.isNotNull(condition, column);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> in(SFunction<T, ?> column, Collection<?> values) {
+        wrapper.in(column, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> in(boolean condition, SFunction<T, ?> column, Collection<?> values) {
+        wrapper.in(condition, column, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> in(SFunction<T, ?> column, Object... values) {
+        wrapper.in(column, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> in(boolean condition, SFunction<T, ?> column, Object... values) {
+        wrapper.in(condition, column, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notIn(SFunction<T, ?> column, Collection<?> values) {
+        wrapper.notIn(column, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notIn(boolean condition, SFunction<T, ?> column, Collection<?> values) {
+        wrapper.notIn(condition, column, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notIn(SFunction<T, ?> column, Object... values) {
+        wrapper.notIn(column, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notIn(boolean condition, SFunction<T, ?> column, Object... values) {
+        wrapper.notIn(condition, column, values);
+        return this;
+    }
+
+    @SafeVarargs
+    public final LambdaQueryBuilder<T> groupBy(SFunction<T, ?>... columns) {
+        wrapper.groupBy(Arrays.asList(columns));
+        return this;
+    }
+
+    @SafeVarargs
+    public final LambdaQueryBuilder<T> groupBy(boolean condition, SFunction<T, ?>... columns) {
+        wrapper.groupBy(condition, Arrays.asList(columns));
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> orderBy(boolean condition, boolean isAsc, SFunction<T, ?> column) {
+        wrapper.orderBy(condition, isAsc, column);
+        return this;
+    }
+
+    @SafeVarargs
+    public final LambdaQueryBuilder<T> orderByAsc(SFunction<T, ?>... columns) {
+        wrapper.orderByAsc(Arrays.asList(columns));
+        return this;
+    }
+
+    @SafeVarargs
+    public final LambdaQueryBuilder<T> orderByAsc(boolean condition, SFunction<T, ?>... columns) {
+        wrapper.orderByAsc(condition, Arrays.asList(columns));
+        return this;
+    }
+
+    @SafeVarargs
+    public final LambdaQueryBuilder<T> orderByDesc(SFunction<T, ?>... columns) {
+        wrapper.orderByDesc(Arrays.asList(columns));
+        return this;
+    }
+
+    @SafeVarargs
+    public final LambdaQueryBuilder<T> orderByDesc(boolean condition, SFunction<T, ?>... columns) {
+        wrapper.orderByDesc(condition, Arrays.asList(columns));
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> having(String sqlHaving, Object... params) {
+        wrapper.having(sqlHaving, params);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> having(boolean condition, String sqlHaving, Object... params) {
+        wrapper.having(condition, sqlHaving, params);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> and(Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.and(consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> and(boolean condition, Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.and(condition, consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> or() {
+        wrapper.or();
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> or(Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.or(consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> or(boolean condition, Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.or(condition, consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> nested(Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.nested(consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> nested(boolean condition, Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.nested(condition, consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> exists(String existsSql, Object... values) {
+        wrapper.exists(existsSql, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> exists(boolean condition, String existsSql, Object... values) {
+        wrapper.exists(condition, existsSql, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> eqSql(SFunction<T, ?> column, String inValue) {
+        wrapper.eqSql(true, column, inValue);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> eqSql(boolean condition, SFunction<T, ?> column, String inValue) {
+        wrapper.eqSql(condition, column, inValue);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> inSql(SFunction<T, ?> column, String inValue) {
+        wrapper.inSql(true, column, inValue);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> inSql(boolean condition, SFunction<T, ?> column, String inValue) {
+        wrapper.inSql(condition, column, inValue);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notInSql(SFunction<T, ?> column, String inValue) {
+        wrapper.notInSql(true, column, inValue);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notInSql(boolean condition, SFunction<T, ?> column, String inValue) {
+        wrapper.notInSql(condition, column, inValue);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notExists(String existsSql, Object... values) {
+        wrapper.notExists(existsSql, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> notExists(boolean condition, String existsSql, Object... values) {
+        wrapper.notExists(condition, existsSql, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> apply(String applySql, Object... values) {
+        wrapper.apply(applySql, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> apply(boolean condition, String applySql, Object... values) {
+        wrapper.apply(condition, applySql, values);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> apply(Consumer<LambdaQueryWrapper<T>> consumer) {
+        consumer.accept(wrapper);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> func(Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.func(true, consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> func(boolean condition, Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.func(condition, consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> not(Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.not(true, consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> not(boolean condition, Consumer<LambdaQueryWrapper<T>> consumer) {
+        wrapper.not(condition, consumer);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> comment(String comment) {
+        wrapper.comment(true, comment);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> comment(boolean condition, String comment) {
+        wrapper.comment(condition, comment);
+        return this;
+    }
+
+    public LambdaQueryBuilder<T> last(String lastSql) {
+        wrapper.last(lastSql);
+        return this;
+    }
+
+    public LambdaQueryWrapper<T> build() {
+        return wrapper;
+    }
+
+}

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/core/query/LambdaQueryCondition.java

@@ -0,0 +1,146 @@
+package org.dromara.common.mybatis.core.query;
+
+import com.baomidou.mybatisplus.core.toolkit.support.SFunction;
+import org.dromara.common.core.utils.StringUtils;
+import org.dromara.common.mybatis.helper.DataBaseHelper;
+
+import java.util.Collection;
+import java.util.Map;
+
+/**
+ * Lambda 查询常用条件扩展。
+ *
+ * @param <T>        实体类型
+ * @param <Children> 链式返回类型
+ * @author Lion Li
+ */
+public interface LambdaQueryCondition<T, Children> {
+
+    Children eq(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children ne(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children gt(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children ge(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children lt(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children le(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children like(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children notLike(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children likeLeft(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children likeRight(boolean condition, SFunction<T, ?> column, Object value);
+
+    Children between(boolean condition, SFunction<T, ?> column, Object begin, Object end);
+
+    Children notBetween(boolean condition, SFunction<T, ?> column, Object begin, Object end);
+
+    Children in(boolean condition, SFunction<T, ?> column, Collection<?> values);
+
+    Children in(boolean condition, SFunction<T, ?> column, Object... values);
+
+    Children notIn(boolean condition, SFunction<T, ?> column, Collection<?> values);
+
+    Children notIn(boolean condition, SFunction<T, ?> column, Object... values);
+
+    Children apply(boolean condition, String applySql, Object... values);
+
+    default Children eqIfPresent(SFunction<T, ?> column, Object value) {
+        return eq(value != null, column, value);
+    }
+
+    default Children eqIfText(SFunction<T, ?> column, String value) {
+        return eq(StringUtils.isNotBlank(value), column, value);
+    }
+
+    default Children neIfPresent(SFunction<T, ?> column, Object value) {
+        return ne(value != null, column, value);
+    }
+
+    default Children neIfText(SFunction<T, ?> column, String value) {
+        return ne(StringUtils.isNotBlank(value), column, value);
+    }
+
+    default Children gtIfPresent(SFunction<T, ?> column, Object value) {
+        return gt(value != null, column, value);
+    }
+
+    default Children geIfPresent(SFunction<T, ?> column, Object value) {
+        return ge(value != null, column, value);
+    }
+
+    default Children ltIfPresent(SFunction<T, ?> column, Object value) {
+        return lt(value != null, column, value);
+    }
+
+    default Children leIfPresent(SFunction<T, ?> column, Object value) {
+        return le(value != null, column, value);
+    }
+
+    default Children likeIfText(SFunction<T, ?> column, String value) {
+        return like(StringUtils.isNotBlank(value), column, value);
+    }
+
+    default Children notLikeIfText(SFunction<T, ?> column, String value) {
+        return notLike(StringUtils.isNotBlank(value), column, value);
+    }
+
+    default Children likeLeftIfText(SFunction<T, ?> column, String value) {
+        return likeLeft(StringUtils.isNotBlank(value), column, value);
+    }
+
+    default Children likeRightIfText(SFunction<T, ?> column, String value) {
+        return likeRight(StringUtils.isNotBlank(value), column, value);
+    }
+
+    default Children betweenIfPresent(SFunction<T, ?> column, Object begin, Object end) {
+        return between(begin != null && end != null, column, begin, end);
+    }
+
+    default Children betweenParams(SFunction<T, ?> column, Map<String, Object> params, String beginKey, String endKey) {
+        if (params == null) {
+            return between(false, column, null, null);
+        }
+        Object begin = params.get(beginKey);
+        Object end = params.get(endKey);
+        return between(begin != null && end != null, column, begin, end);
+    }
+
+    default Children notBetweenIfPresent(SFunction<T, ?> column, Object begin, Object end) {
+        return notBetween(begin != null && end != null, column, begin, end);
+    }
+
+    default Children inIfNotEmpty(SFunction<T, ?> column, Collection<?> values) {
+        return in(values != null && !values.isEmpty(), column, values);
+    }
+
+    default Children inIfNotEmpty(SFunction<T, ?> column, Object... values) {
+        return in(values != null && values.length > 0, column, values);
+    }
+
+    default Children notInIfNotEmpty(SFunction<T, ?> column, Collection<?> values) {
+        return notIn(values != null && !values.isEmpty(), column, values);
+    }
+
+    default Children notInIfNotEmpty(SFunction<T, ?> column, Object... values) {
+        return notIn(values != null && values.length > 0, column, values);
+    }
+
+    default Children findInSet(Object value, String column) {
+        return findInSet(true, value, column);
+    }
+
+    default Children findInSet(boolean condition, Object value, String column) {
+        return apply(condition, DataBaseHelper.findInSet(value, column));
+    }
+
+    default Children findInSetIfPresent(Object value, String column) {
+        return findInSet(value != null, value, column);
+    }
+
+}

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/core/query/QueryBuilder.java

@@ -0,0 +1,19 @@
+package org.dromara.common.mybatis.core.query;
+
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+
+/**
+ * MyBatis-Plus 查询构造器入口。
+ *
+ * @author Lion Li
+ */
+public final class QueryBuilder {
+
+    private QueryBuilder() {
+    }
+
+    public static <T> LambdaQueryBuilder<T> lambda(Class<T> entityClass) {
+        return new LambdaQueryBuilder<>(Wrappers.lambdaQuery(entityClass));
+    }
+
+}

ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/TestBatchController.java

@@ -1,11 +1,10 @@
 package org.dromara.demo.controller;
 
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.domain.R;
 import org.dromara.common.web.core.BaseController;
 import org.dromara.demo.domain.TestDemo;
 import org.dromara.demo.mapper.TestDemoMapper;
-import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -83,8 +82,9 @@ public class TestBatchController extends BaseController {
     @DeleteMapping()
 //    @DS("slave")
     public R<Void> remove() {
-        return toAjax(testDemoMapper.delete(new LambdaQueryWrapper<TestDemo>()
+        return toAjax(testDemoMapper.lambda()
-            .eq(TestDemo::getOrderNum, -1L)));
+            .eq(TestDemo::getOrderNum, -1L)
+            .deleteCount());
     }
 
 }

ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/service/GenTableServiceImpl.java

@@ -8,7 +8,6 @@ import cn.hutool.core.lang.Dict;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.dynamic.datasource.annotation.DS;
 import com.baomidou.dynamic.datasource.annotation.DSTransactional;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -66,9 +65,10 @@ public class GenTableServiceImpl implements IGenTableService {
      */
     @Override
     public List<GenTableColumn> selectGenTableColumnListByTableId(Long tableId) {
-        return genTableColumnMapper.selectList(new LambdaQueryWrapper<GenTableColumn>()
+        return genTableColumnMapper.lambda()
             .eq(GenTableColumn::getTableId, tableId)
-            .orderByAsc(GenTableColumn::getSort));
+            .orderByAsc(GenTableColumn::getSort)
+            .list();
     }
 
     /**
@@ -246,7 +246,9 @@ public class GenTableServiceImpl implements IGenTableService {
     public void deleteGenTableByIds(Long[] tableIds) {
         List<Long> ids = Arrays.asList(tableIds);
         baseMapper.deleteByIds(ids);
-        genTableColumnMapper.delete(new LambdaQueryWrapper<GenTableColumn>().in(GenTableColumn::getTableId, ids));
+        genTableColumnMapper.lambda()
+            .in(GenTableColumn::getTableId, ids)
+            .deleteCount();
     }
 
     /**
@@ -551,10 +553,11 @@ public class GenTableServiceImpl implements IGenTableService {
             return tables;
         }
         List<Long> tableIds = StreamUtils.toList(tables, GenTable::getTableId);
-        List<GenTableColumn> columns = genTableColumnMapper.selectList(new LambdaQueryWrapper<GenTableColumn>()
+        List<GenTableColumn> columns = genTableColumnMapper.lambda()
             .in(GenTableColumn::getTableId, tableIds)
             .orderByAsc(GenTableColumn::getTableId)
-            .orderByAsc(GenTableColumn::getSort));
+            .orderByAsc(GenTableColumn::getSort)
+            .list();
         Map<Long, List<GenTableColumn>> columnMap = StreamUtils.groupByKey(columns, GenTableColumn::getTableId);
         tables.forEach(table -> table.setColumns(columnMap.getOrDefault(table.getTableId(), new ArrayList<>())));
         return tables;

ruoyi-modules/ruoyi-gen/src/main/resources/vm/java/serviceImpl.java.vm

@@ -8,11 +8,11 @@ import org.dromara.common.core.domain.PageResult;
 import org.dromara.common.mybatis.core.page.PageQuery;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 #end
-#if($enableStatus || $enableSort)
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
-#end
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+#if($enableUnique)
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+#end
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -134,7 +134,7 @@ public class ${ClassName}ServiceImpl implements I${ClassName}Service {
 #if($hasBetween)
         Map<String, Object> params = bo.getParams();
 #end
-        LambdaQueryWrapper<${ClassName}> lqw = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(${ClassName}.class)
 #foreach($column in $columns)
 #if($column.query)
 #set($queryType=$column.queryType)
@@ -144,29 +144,47 @@ public class ${ClassName}ServiceImpl implements I${ClassName}Service {
 #if($queryType != 'BETWEEN')
 #if($javaType == 'String')
 #set($condition='StringUtils.isNotBlank(bo.get'+$AttrName+'())')
+#if($queryType == 'LIKE')
+            .likeIfText(${ClassName}::get$AttrName, bo.get$AttrName())
+#elseif($queryType == 'EQ')
+            .eqIfText(${ClassName}::get$AttrName, bo.get$AttrName())
+#elseif($queryType == 'NE')
+            .neIfText(${ClassName}::get$AttrName, bo.get$AttrName())
+#else
+            .$mpMethod($condition, ${ClassName}::get$AttrName, bo.get$AttrName())
+#end
 #else
 #set($condition='bo.get'+$AttrName+'() != null')
-#end
+#if($queryType == 'EQ')
-        lqw.$mpMethod($condition, ${ClassName}::get$AttrName, bo.get$AttrName());
+            .eqIfPresent(${ClassName}::get$AttrName, bo.get$AttrName())
+#elseif($queryType == 'NE')
+            .neIfPresent(${ClassName}::get$AttrName, bo.get$AttrName())
+#elseif($queryType == 'GT')
+            .gtIfPresent(${ClassName}::get$AttrName, bo.get$AttrName())
+#elseif($queryType == 'LT')
+            .ltIfPresent(${ClassName}::get$AttrName, bo.get$AttrName())
 #else
-        lqw.between(params.get("begin$AttrName") != null && params.get("end$AttrName") != null,
+            .$mpMethod($condition, ${ClassName}::get$AttrName, bo.get$AttrName())
-            ${ClassName}::get$AttrName, params.get("begin$AttrName"), params.get("end$AttrName"));
+#end
+#end
+#else
+            .betweenParams(${ClassName}::get$AttrName, params, "begin$AttrName", "end$AttrName")
 #end
 #end
 #end
 #if($table.tree && "" != $treeAncestorsField)
-        lqw.orderByAsc(${ClassName}::get${TreeAncestorsCap});
+            .orderByAsc(${ClassName}::get${TreeAncestorsCap})
 #end
 #if($table.tree && "" != $treeParentCode)
-        lqw.orderByAsc(${ClassName}::get${TreeParentCap});
+            .orderByAsc(${ClassName}::get${TreeParentCap})
 #end
 #if($table.tree && "" != $treeOrderField)
-        lqw.orderByAsc(${ClassName}::get${TreeOrderCap});
+            .orderByAsc(${ClassName}::get${TreeOrderCap})
 #elseif($enableSort)
-        lqw.orderByAsc(${ClassName}::get${sortColumn.capJavaField});
+            .orderByAsc(${ClassName}::get${sortColumn.capJavaField})
 #end
-        lqw.orderByAsc(${ClassName}::get${pkColumn.capJavaField});
+            .orderByAsc(${ClassName}::get${pkColumn.capJavaField})
-        return lqw;
+            .build();
     }
 
     /**
@@ -215,9 +233,10 @@ public class ${ClassName}ServiceImpl implements I${ClassName}Service {
      */
     @Override
     public Boolean updateStatus(${pkColumn.javaType} ${pkColumn.javaField}, ${statusColumn.javaType} status) {
-        return baseMapper.update(null, new LambdaUpdateWrapper<${ClassName}>()
+        return baseMapper.lambda()
             .set(${ClassName}::get${statusColumn.capJavaField}, status)
-            .eq(${ClassName}::get${pkColumn.capJavaField}, ${pkColumn.javaField})) > 0;
+            .eq(${ClassName}::get${pkColumn.capJavaField}, ${pkColumn.javaField})
+            .update();
     }
 #end
 
@@ -231,9 +250,10 @@ public class ${ClassName}ServiceImpl implements I${ClassName}Service {
      */
     @Override
     public Boolean updateSort(${pkColumn.javaType} ${pkColumn.javaField}, ${sortColumn.javaType} sortValue) {
-        return baseMapper.update(null, new LambdaUpdateWrapper<${ClassName}>()
+        return baseMapper.lambda()
             .set(${ClassName}::get${sortColumn.capJavaField}, sortValue)
-            .eq(${ClassName}::get${pkColumn.capJavaField}, ${pkColumn.javaField})) > 0;
+            .eq(${ClassName}::get${pkColumn.capJavaField}, ${pkColumn.javaField})
+            .update();
     }
 #end
 
@@ -296,12 +316,14 @@ public class ${ClassName}ServiceImpl implements I${ClassName}Service {
     }
 
     private void updateChildrenAncestors(${pkColumn.javaType} currentId, String newAncestors, String oldAncestors) {
-        List<${ClassName}> children = baseMapper.selectList(new LambdaQueryWrapper<${ClassName}>()
+        List<${ClassName}> children = baseMapper.lambda()
-            .select(${ClassName}::get${pkColumn.capJavaField}, ${ClassName}::get${TreeAncestorsCap}()));
+            .select(${ClassName}::get${pkColumn.capJavaField}, ${ClassName}::get${TreeAncestorsCap})
+            .findInSet(currentId, ${ClassName}::get${TreeAncestorsCap})
+            .list();
         List<${ClassName}> updateList = new ArrayList<>();
         for (${ClassName} child : children) {
             String ancestors = child.get${TreeAncestorsCap}();
-            if (StringUtils.isBlank(ancestors) || !containsAncestor(ancestors, currentId)) {
+            if (StringUtils.isBlank(ancestors)) {
                 continue;
             }
             ${ClassName} update = new ${ClassName}();

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysDeptMapper.java

@@ -1,7 +1,6 @@
 package org.dromara.system.mapper;
 
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.github.yulichang.base.MPJBaseMapper;
 import com.github.yulichang.toolkit.JoinWrappers;
@@ -9,7 +8,6 @@ import org.dromara.common.core.utils.StreamUtils;
 import org.dromara.common.mybatis.annotation.DataColumn;
 import org.dromara.common.mybatis.annotation.DataPermission;
 import org.dromara.common.mybatis.core.mapper.BaseMapperPlus;
-import org.dromara.common.mybatis.helper.DataBaseHelper;
 import org.dromara.system.domain.SysDept;
 import org.dromara.system.domain.SysRole;
 import org.dromara.system.domain.SysRoleDept;
@@ -66,7 +64,7 @@ public interface SysDeptMapper extends BaseMapperPlus<SysDept, SysDeptVo>, MPJBa
         @DataColumn(key = "deptName", value = "dept_id")
     })
     default long countDeptById(Long deptId) {
-        return this.selectCount(new LambdaQueryWrapper<SysDept>().eq(SysDept::getDeptId, deptId));
+        return this.lambda().eq(SysDept::getDeptId, deptId).count();
     }
 
     /**
@@ -76,9 +74,10 @@ public interface SysDeptMapper extends BaseMapperPlus<SysDept, SysDeptVo>, MPJBa
      * @return 包含子部门的列表
      */
     default List<SysDept> selectListByParentId(Long parentId) {
-        return this.selectList(new LambdaQueryWrapper<SysDept>()
+        return this.lambda()
             .select(SysDept::getDeptId)
-            .apply(DataBaseHelper.findInSet(parentId, "ancestors")));
+            .findInSet(parentId, SysDept::getAncestors)
+            .list();
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysDictDataMapper.java

@@ -1,6 +1,5 @@
 package org.dromara.system.mapper;
 
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import org.dromara.common.mybatis.core.mapper.BaseMapperPlus;
 import org.dromara.system.domain.SysDictData;
 import org.dromara.system.domain.vo.SysDictDataVo;
@@ -21,9 +20,9 @@ public interface SysDictDataMapper extends BaseMapperPlus<SysDictData, SysDictDa
      * @return 符合条件的字典数据列表
      */
     default List<SysDictDataVo> selectDictDataByType(String dictType) {
-        return selectVoList(
+        return this.lambda()
-            new LambdaQueryWrapper<SysDictData>()
+            .eq(SysDictData::getDictType, dictType)
-                .eq(SysDictData::getDictType, dictType)
+            .orderByAsc(SysDictData::getDictSort)
-                .orderByAsc(SysDictData::getDictSort));
+            .voList();
     }
 }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysMenuMapper.java

@@ -1,7 +1,6 @@
 package org.dromara.system.mapper;
 
 import cn.hutool.core.collection.CollUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.github.yulichang.base.MPJBaseMapper;
 import com.github.yulichang.toolkit.JoinWrappers;
 import org.dromara.common.core.constant.SystemConstants;
@@ -97,12 +96,12 @@ public interface SysMenuMapper extends BaseMapperPlus<SysMenu, SysMenuVo>, MPJBa
      * @return 菜单列表
      */
     default List<SysMenu> selectMenuTreeAll() {
-        LambdaQueryWrapper<SysMenu> lqw = new LambdaQueryWrapper<SysMenu>()
+        return this.lambda()
             .in(SysMenu::getMenuType, SystemConstants.TYPE_DIR, SystemConstants.TYPE_MENU)
             .eq(SysMenu::getStatus, SystemConstants.NORMAL)
             .orderByAsc(SysMenu::getParentId)
-            .orderByAsc(SysMenu::getOrderNum);
+            .orderByAsc(SysMenu::getOrderNum)
-        return this.selectList(lqw);
+            .list();
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysPostMapper.java

@@ -1,7 +1,6 @@
 package org.dromara.system.mapper;
 
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.github.yulichang.base.MPJBaseMapper;
 import com.github.yulichang.toolkit.JoinWrappers;
@@ -62,7 +61,7 @@ public interface SysPostMapper extends BaseMapperPlus<SysPost, SysPostVo>, MPJBa
         @DataColumn(key = "userName", value = "create_by")
     })
     default long selectPostCount(Collection<Long> postIds) {
-        return this.selectCount(new LambdaQueryWrapper<SysPost>().in(SysPost::getPostId, postIds));
+        return this.lambda().in(SysPost::getPostId, postIds).count();
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysRoleMapper.java

@@ -1,7 +1,6 @@
 package org.dromara.system.mapper;
 
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Constants;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.github.yulichang.base.MPJBaseMapper;
@@ -64,7 +63,7 @@ public interface SysRoleMapper extends BaseMapperPlus<SysRole, SysRoleVo>, MPJBa
         @DataColumn(key = "userName", value = "create_by")
     })
     default long selectRoleCount(Collection<Long> roleIds) {
-        return this.selectCount(new LambdaQueryWrapper<SysRole>().in(SysRole::getRoleId, roleIds));
+        return this.lambda().in(SysRole::getRoleId, roleIds).count();
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysRoleMenuMapper.java

@@ -1,6 +1,5 @@
 package org.dromara.system.mapper;
 
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import org.dromara.common.mybatis.core.mapper.BaseMapperPlus;
 import org.dromara.system.domain.SysRoleMenu;
 
@@ -20,7 +19,7 @@ public interface SysRoleMenuMapper extends BaseMapperPlus<SysRoleMenu, SysRoleMe
      * @return 结果
      */
     default int deleteByMenuIds(Collection<Long> menuIds) {
-        return this.delete(new LambdaUpdateWrapper<SysRoleMenu>().in(SysRoleMenu::getMenuId, menuIds));
+        return this.lambda().in(SysRoleMenu::getMenuId, menuIds).deleteCount();
     }
 
 }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysUserMapper.java

@@ -1,7 +1,6 @@
 package org.dromara.system.mapper;
 
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Constants;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.github.yulichang.base.MPJBaseMapper;
@@ -136,7 +135,7 @@ public interface SysUserMapper extends BaseMapperPlus<SysUser, SysUserVo>, MPJBa
         @DataColumn(key = "userName", value = "create_by")
     })
     default long countUserById(Long userId) {
-        return this.selectCount(new LambdaQueryWrapper<SysUser>().eq(SysUser::getUserId, userId));
+        return lambda().eq(SysUser::getUserId, userId).count();
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysUserRoleMapper.java

@@ -1,6 +1,6 @@
 package org.dromara.system.mapper;
 
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import cn.hutool.core.convert.Convert;
 import org.dromara.common.mybatis.core.mapper.BaseMapperPlus;
 import org.dromara.system.domain.SysUserRole;
 
@@ -20,9 +20,10 @@ public interface SysUserRoleMapper extends BaseMapperPlus<SysUserRole, SysUserRo
      * @return 关联到指定角色的用户ID列表
      */
     default List<Long> selectUserIdsByRoleId(Long roleId) {
-        return this.selectObjs(new LambdaQueryWrapper<SysUserRole>()
+        return this.lambda()
-            .select(SysUserRole::getUserId).eq(SysUserRole::getRoleId, roleId)
+            .select(SysUserRole::getUserId)
-        );
+            .eq(SysUserRole::getRoleId, roleId)
+            .objs(Convert::toLong);
     }
 
 }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysClientServiceImpl.java

@@ -4,8 +4,6 @@ import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.crypto.SecureUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -14,6 +12,7 @@ import org.dromara.common.core.domain.PageResult;
 import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.system.domain.SysClient;
 import org.dromara.system.domain.bo.SysClientBo;
 import org.dromara.system.domain.vo.SysClientVo;
@@ -64,7 +63,7 @@ public class SysClientServiceImpl implements ISysClientService {
     @Cacheable(cacheNames = CacheNames.SYS_CLIENT, key = "#clientId")
     @Override
     public SysClientVo queryByClientId(String clientId) {
-        SysClientVo vo = baseMapper.selectVoOne(new LambdaQueryWrapper<SysClient>().eq(SysClient::getClientId, clientId));
+        SysClientVo vo = baseMapper.lambda().eq(SysClient::getClientId, clientId).voOne();
         fillClientRuleFields(vo);
         return vo;
     }
@@ -105,13 +104,13 @@ public class SysClientServiceImpl implements ISysClientService {
      * @return 包含 clientId、clientKey、状态等条件的查询包装器
      */
     private LambdaQueryWrapper<SysClient> buildQueryWrapper(SysClientBo bo) {
-        LambdaQueryWrapper<SysClient> lqw = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(SysClient.class)
-        lqw.eq(StringUtils.isNotBlank(bo.getClientId()), SysClient::getClientId, bo.getClientId());
+            .eqIfText(SysClient::getClientId, bo.getClientId())
-        lqw.eq(StringUtils.isNotBlank(bo.getClientKey()), SysClient::getClientKey, bo.getClientKey());
+            .eqIfText(SysClient::getClientKey, bo.getClientKey())
-        lqw.eq(StringUtils.isNotBlank(bo.getClientSecret()), SysClient::getClientSecret, bo.getClientSecret());
+            .eqIfText(SysClient::getClientSecret, bo.getClientSecret())
-        lqw.eq(StringUtils.isNotBlank(bo.getStatus()), SysClient::getStatus, bo.getStatus());
+            .eqIfText(SysClient::getStatus, bo.getStatus())
-        lqw.orderByAsc(SysClient::getId);
+            .orderByAsc(SysClient::getId)
-        return lqw;
+            .build();
     }
 
     /**
@@ -163,10 +162,10 @@ public class SysClientServiceImpl implements ISysClientService {
     @CacheEvict(cacheNames = CacheNames.SYS_CLIENT, key = "#clientId")
     @Override
     public int updateClientStatus(String clientId, String status) {
-        return baseMapper.update(null,
+        return baseMapper.lambda()
-            new LambdaUpdateWrapper<SysClient>()
+            .set(SysClient::getStatus, status)
-                .set(SysClient::getStatus, status)
+            .eq(SysClient::getClientId, clientId)
-                .eq(SysClient::getClientId, clientId));
+            .updateCount();
     }
 
     /**
@@ -190,9 +189,10 @@ public class SysClientServiceImpl implements ISysClientService {
      */
     @Override
     public boolean checkClickKeyUnique(SysClientBo client) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysClient>()
+        boolean exist = baseMapper.lambda()
             .eq(SysClient::getClientKey, client.getClientKey())
-            .ne(ObjectUtil.isNotNull(client.getId()), SysClient::getId, client.getId()));
+            .neIfPresent(SysClient::getId, client.getId())
+            .exists();
         return !exist;
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysConfigServiceImpl.java

@@ -4,7 +4,6 @@ import cn.hutool.core.convert.Convert;
 import cn.hutool.core.lang.Dict;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.CacheNames;
@@ -17,6 +16,7 @@ import org.dromara.common.core.utils.SpringUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.json.utils.JsonUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.redis.utils.CacheUtils;
 import org.dromara.system.api.ConfigService;
 import org.dromara.system.domain.SysConfig;
@@ -77,8 +77,7 @@ public class SysConfigServiceImpl implements ISysConfigService, ConfigService {
     @Cacheable(cacheNames = CacheNames.SYS_CONFIG, key = "#configKey")
     @Override
     public String selectConfigByKey(String configKey) {
-        SysConfig retConfig = baseMapper.selectOne(new LambdaQueryWrapper<SysConfig>()
+        SysConfig retConfig = baseMapper.lambda().eq(SysConfig::getConfigKey, configKey).one();
-            .eq(SysConfig::getConfigKey, configKey));
         return ObjectUtils.notNullGetter(retConfig, SysConfig::getConfigValue, StringUtils.EMPTY);
     }
 
@@ -112,14 +111,13 @@ public class SysConfigServiceImpl implements ISysConfigService, ConfigService {
      */
     private LambdaQueryWrapper<SysConfig> buildQueryWrapper(SysConfigBo bo) {
         Map<String, Object> params = bo.getParams();
-        LambdaQueryWrapper<SysConfig> lqw = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(SysConfig.class)
-        lqw.like(StringUtils.isNotBlank(bo.getConfigName()), SysConfig::getConfigName, bo.getConfigName());
+            .likeIfText(SysConfig::getConfigName, bo.getConfigName())
-        lqw.eq(StringUtils.isNotBlank(bo.getConfigType()), SysConfig::getConfigType, bo.getConfigType());
+            .eqIfText(SysConfig::getConfigType, bo.getConfigType())
-        lqw.like(StringUtils.isNotBlank(bo.getConfigKey()), SysConfig::getConfigKey, bo.getConfigKey());
+            .likeIfText(SysConfig::getConfigKey, bo.getConfigKey())
-        lqw.between(params.get("beginTime") != null && params.get("endTime") != null,
+            .betweenParams(SysConfig::getCreateTime, params, "beginTime", "endTime")
-            SysConfig::getCreateTime, params.get("beginTime"), params.get("endTime"));
+            .orderByAsc(SysConfig::getConfigId)
-        lqw.orderByAsc(SysConfig::getConfigId);
+            .build();
-        return lqw;
     }
 
     /**
@@ -158,8 +156,9 @@ public class SysConfigServiceImpl implements ISysConfigService, ConfigService {
             row = baseMapper.updateById(config);
         } else {
             CacheUtils.evict(CacheNames.SYS_CONFIG, config.getConfigKey());
-            row = baseMapper.update(config, new LambdaQueryWrapper<SysConfig>()
+            row = baseMapper.lambda()
-                .eq(SysConfig::getConfigKey, config.getConfigKey()));
+                .eq(SysConfig::getConfigKey, config.getConfigKey())
+                .updateCount(config);
         }
         if (row > 0) {
             return config.getConfigValue();
@@ -200,9 +199,10 @@ public class SysConfigServiceImpl implements ISysConfigService, ConfigService {
      */
     @Override
     public boolean checkConfigKeyUnique(SysConfigBo config) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysConfig>()
+        boolean exist = baseMapper.lambda()
             .eq(SysConfig::getConfigKey, config.getConfigKey())
-            .ne(ObjectUtil.isNotNull(config.getConfigId()), SysConfig::getConfigId, config.getConfigId()));
+            .neIfPresent(SysConfig::getConfigId, config.getConfigId())
+            .exists();
         return !exist;
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDataScopeServiceImpl.java

@@ -3,7 +3,6 @@ package org.dromara.system.service.impl;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.convert.Convert;
 import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.CacheNames;
 import org.dromara.common.core.utils.StreamUtils;
@@ -44,10 +43,10 @@ public class SysDataScopeServiceImpl implements ISysDataScopeService {
         if (ObjectUtil.isNull(roleId)) {
             return "-1";
         }
-        List<SysRoleDept> list = roleDeptMapper.selectList(
+        List<SysRoleDept> list = roleDeptMapper.lambda()
-            new LambdaQueryWrapper<SysRoleDept>()
+            .select(SysRoleDept::getDeptId)
-                .select(SysRoleDept::getDeptId)
+            .eq(SysRoleDept::getRoleId, roleId)
-                .eq(SysRoleDept::getRoleId, roleId));
+            .list();
         if (CollUtil.isNotEmpty(list)) {
             return StreamUtils.join(list, rd -> Convert.toStr(rd.getDeptId()));
         }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java

@@ -6,8 +6,6 @@ import cn.hutool.core.convert.Convert;
 import cn.hutool.core.lang.tree.Tree;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.CacheNames;
@@ -16,7 +14,8 @@ import org.dromara.common.core.domain.PageResult;
 import org.dromara.common.core.exception.ServiceException;
 import org.dromara.common.core.utils.*;
 import org.dromara.common.mybatis.core.page.PageQuery;
-import org.dromara.common.mybatis.helper.DataBaseHelper;
+import org.dromara.common.mybatis.core.query.LambdaQueryBuilder;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.redis.utils.CacheUtils;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.system.api.DeptService;
@@ -97,27 +96,23 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      */
     private LambdaQueryWrapper<SysDept> buildQueryWrapper(SysDeptBo bo) {
         Map<String, Object> params = bo.getParams();
-        LambdaQueryWrapper<SysDept> lqw = Wrappers.lambdaQuery();
+        LambdaQueryBuilder<SysDept> builder = QueryBuilder.lambda(SysDept.class)
-        lqw.eq(SysDept::getDelFlag, SystemConstants.NORMAL);
+            .eq(SysDept::getDelFlag, SystemConstants.NORMAL)
-        lqw.eq(ObjectUtil.isNotNull(bo.getDeptId()), SysDept::getDeptId, bo.getDeptId());
+            .eqIfPresent(SysDept::getDeptId, bo.getDeptId())
-        lqw.eq(ObjectUtil.isNotNull(bo.getParentId()), SysDept::getParentId, bo.getParentId());
+            .eqIfPresent(SysDept::getParentId, bo.getParentId())
-        lqw.like(StringUtils.isNotBlank(bo.getDeptName()), SysDept::getDeptName, bo.getDeptName());
+            .likeIfText(SysDept::getDeptName, bo.getDeptName())
-        lqw.like(StringUtils.isNotBlank(bo.getDeptCategory()), SysDept::getDeptCategory, bo.getDeptCategory());
+            .likeIfText(SysDept::getDeptCategory, bo.getDeptCategory())
-        lqw.eq(StringUtils.isNotBlank(bo.getStatus()), SysDept::getStatus, bo.getStatus());
+            .eqIfText(SysDept::getStatus, bo.getStatus())
-        lqw.between(params.get("beginTime") != null && params.get("endTime") != null,
+            .betweenParams(SysDept::getCreateTime, params, "beginTime", "endTime")
-            SysDept::getCreateTime, params.get("beginTime"), params.get("endTime"));
+            .orderByAsc(SysDept::getAncestors, SysDept::getParentId, SysDept::getOrderNum, SysDept::getDeptId);
-        lqw.orderByAsc(SysDept::getAncestors);
-        lqw.orderByAsc(SysDept::getParentId);
-        lqw.orderByAsc(SysDept::getOrderNum);
-        lqw.orderByAsc(SysDept::getDeptId);
         if (ObjectUtil.isNotNull(bo.getBelongDeptId())) {
             //部门树搜索
-            lqw.and(x -> {
+            builder.and(x -> {
                 List<Long> deptIds = baseMapper.selectDeptAndChildById(bo.getBelongDeptId());
                 x.in(SysDept::getDeptId, deptIds);
             });
         }
-        return lqw;
+        return builder.build();
     }
 
     /**
@@ -169,8 +164,10 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
         if (ObjectUtil.isNull(dept)) {
             return null;
         }
-        SysDeptVo parentDept = baseMapper.selectVoOne(new LambdaQueryWrapper<SysDept>()
+        SysDeptVo parentDept = baseMapper.lambda()
-            .select(SysDept::getDeptName).eq(SysDept::getDeptId, dept.getParentId()));
+            .select(SysDept::getDeptName)
+            .eq(SysDept::getDeptId, dept.getParentId())
+            .voOne();
         dept.setParentName(ObjectUtils.notNullGetter(parentDept, SysDeptVo::getDeptName));
         return dept;
     }
@@ -183,10 +180,11 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      */
     @Override
     public List<SysDeptVo> selectDeptByIds(Collection<Long> deptIds) {
-        return baseMapper.selectDeptList(new LambdaQueryWrapper<SysDept>()
+        return baseMapper.selectDeptList(baseMapper.lambda()
             .select(SysDept::getDeptId, SysDept::getDeptName, SysDept::getLeader)
             .eq(SysDept::getStatus, SystemConstants.NORMAL)
-            .in(CollUtil.isNotEmpty(deptIds), SysDept::getDeptId, deptIds));
+            .in(CollUtil.isNotEmpty(deptIds), SysDept::getDeptId, deptIds)
+            .build());
     }
 
     /**
@@ -226,9 +224,10 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      */
     @Override
     public List<DeptDTO> selectDeptsByList() {
-        List<SysDeptVo> list = baseMapper.selectDeptList(new LambdaQueryWrapper<SysDept>()
+        List<SysDeptVo> list = baseMapper.selectDeptList(baseMapper.lambda()
             .select(SysDept::getDeptId, SysDept::getDeptName, SysDept::getParentId)
-            .eq(SysDept::getStatus, SystemConstants.NORMAL));
+            .eq(SysDept::getStatus, SystemConstants.NORMAL)
+            .build());
         return BeanUtil.copyToList(list, DeptDTO.class);
     }
 
@@ -240,9 +239,10 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      */
     @Override
     public long selectNormalChildrenDeptById(Long deptId) {
-        return baseMapper.selectCount(new LambdaQueryWrapper<SysDept>()
+        return baseMapper.lambda()
             .eq(SysDept::getStatus, SystemConstants.NORMAL)
-            .apply(DataBaseHelper.findInSet(deptId, "ancestors")));
+            .findInSet(deptId, SysDept::getAncestors)
+            .count();
     }
 
     /**
@@ -253,8 +253,7 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      */
     @Override
     public boolean hasChildByDeptId(Long deptId) {
-        return baseMapper.exists(new LambdaQueryWrapper<SysDept>()
+        return baseMapper.lambda().eq(SysDept::getParentId, deptId).exists();
-            .eq(SysDept::getParentId, deptId));
     }
 
     /**
@@ -265,8 +264,7 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      */
     @Override
     public boolean checkDeptExistUser(Long deptId) {
-        return userMapper.exists(new LambdaQueryWrapper<SysUser>()
+        return userMapper.lambda().eq(SysUser::getDeptId, deptId).exists();
-            .eq(SysUser::getDeptId, deptId));
     }
 
     /**
@@ -277,10 +275,11 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      */
     @Override
     public boolean checkDeptNameUnique(SysDeptBo dept) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysDept>()
+        boolean exist = baseMapper.lambda()
             .eq(SysDept::getDeptName, dept.getDeptName())
             .eq(SysDept::getParentId, dept.getParentId())
-            .ne(ObjectUtil.isNotNull(dept.getDeptId()), SysDept::getDeptId, dept.getDeptId()));
+            .neIfPresent(SysDept::getDeptId, dept.getDeptId())
+            .exists();
         return !exist;
     }
 
@@ -374,9 +373,10 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
     private void updateParentDeptStatusNormal(SysDept dept) {
         String ancestors = dept.getAncestors();
         Long[] deptIds = Convert.toLongArray(ancestors);
-        baseMapper.update(null, new LambdaUpdateWrapper<SysDept>()
+        baseMapper.lambda()
             .set(SysDept::getStatus, SystemConstants.NORMAL)
-            .in(SysDept::getDeptId, Arrays.asList(deptIds)));
+            .in(SysDept::getDeptId, Arrays.asList(deptIds))
+            .update();
     }
 
     /**
@@ -387,8 +387,7 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
      * @param oldAncestors 旧的父ID集合
      */
     private void updateDeptChildren(Long deptId, String newAncestors, String oldAncestors) {
-        List<SysDept> children = baseMapper.selectList(new LambdaQueryWrapper<SysDept>()
+        List<SysDept> children = baseMapper.lambda().findInSet(deptId, SysDept::getAncestors).list();
-            .apply(DataBaseHelper.findInSet(deptId, "ancestors")));
         List<SysDept> list = new ArrayList<>();
         for (SysDept child : children) {
             SysDept dept = new SysDept();
@@ -430,11 +429,10 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
         if (CollUtil.isEmpty(deptIds)) {
             return Collections.emptyMap();
         }
-        List<SysDept> list = baseMapper.selectList(
+        List<SysDept> list = baseMapper.lambda()
-            new LambdaQueryWrapper<SysDept>()
+            .select(SysDept::getDeptId, SysDept::getDeptName)
-                .select(SysDept::getDeptId, SysDept::getDeptName)
+            .in(SysDept::getDeptId, deptIds)
-                .in(SysDept::getDeptId, deptIds)
+            .list();
-        );
         return StreamUtils.toMap(list, SysDept::getDeptId, SysDept::getDeptName);
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDictDataServiceImpl.java

@@ -1,16 +1,14 @@
 package org.dromara.system.service.impl;
 
-import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.CacheNames;
 import org.dromara.common.core.domain.PageResult;
 import org.dromara.common.core.exception.ServiceException;
 import org.dromara.common.core.utils.MapstructUtils;
-import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.redis.utils.CacheUtils;
 import org.dromara.system.domain.SysDictData;
 import org.dromara.system.domain.bo.SysDictDataBo;
@@ -67,12 +65,12 @@ public class SysDictDataServiceImpl implements ISysDictDataService {
      * @return 包含排序号、标签和字典类型条件的查询包装器
      */
     private LambdaQueryWrapper<SysDictData> buildQueryWrapper(SysDictDataBo bo) {
-        LambdaQueryWrapper<SysDictData> lqw = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(SysDictData.class)
-        lqw.eq(bo.getDictSort() != null, SysDictData::getDictSort, bo.getDictSort());
+            .eqIfPresent(SysDictData::getDictSort, bo.getDictSort())
-        lqw.like(StringUtils.isNotBlank(bo.getDictLabel()), SysDictData::getDictLabel, bo.getDictLabel());
+            .likeIfText(SysDictData::getDictLabel, bo.getDictLabel())
-        lqw.eq(StringUtils.isNotBlank(bo.getDictType()), SysDictData::getDictType, bo.getDictType());
+            .eqIfText(SysDictData::getDictType, bo.getDictType())
-        lqw.orderByAsc(SysDictData::getDictSort, SysDictData::getDictCode);
+            .orderByAsc(SysDictData::getDictSort, SysDictData::getDictCode)
-        return lqw;
+            .build();
     }
 
     /**
@@ -84,10 +82,11 @@ public class SysDictDataServiceImpl implements ISysDictDataService {
      */
     @Override
     public String selectDictLabel(String dictType, String dictValue) {
-        return baseMapper.selectOne(new LambdaQueryWrapper<SysDictData>()
+        return baseMapper.lambda()
-                .select(SysDictData::getDictLabel)
+            .select(SysDictData::getDictLabel)
-                .eq(SysDictData::getDictType, dictType)
+            .eq(SysDictData::getDictType, dictType)
-                .eq(SysDictData::getDictValue, dictValue))
+            .eq(SysDictData::getDictValue, dictValue)
+            .one()
             .getDictLabel();
     }
 
@@ -156,10 +155,11 @@ public class SysDictDataServiceImpl implements ISysDictDataService {
      */
     @Override
     public boolean checkDictDataUnique(SysDictDataBo dict) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysDictData>()
+        boolean exist = baseMapper.lambda()
             .eq(SysDictData::getDictType, dict.getDictType())
             .eq(SysDictData::getDictValue, dict.getDictValue())
-            .ne(ObjectUtil.isNotNull(dict.getDictCode()), SysDictData::getDictCode, dict.getDictCode()));
+            .neIfPresent(SysDictData::getDictCode, dict.getDictCode())
+            .exists();
         return !exist;
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDictTypeServiceImpl.java

@@ -4,8 +4,6 @@ import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.CacheNames;
@@ -19,6 +17,7 @@ import org.dromara.common.core.utils.SpringUtils;
 import org.dromara.common.core.utils.StreamUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.redis.utils.CacheUtils;
 import org.dromara.system.domain.SysDictData;
 import org.dromara.system.domain.SysDictType;
@@ -81,11 +80,11 @@ public class SysDictTypeServiceImpl implements ISysDictTypeService, DictService
      * @return 包含名称、类型与创建时间区间的查询包装器
      */
     private LambdaQueryWrapper<SysDictType> buildQueryWrapper(SysDictTypeBo bo) {
-        LambdaQueryWrapper<SysDictType> lqw = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(SysDictType.class)
-        lqw.like(StringUtils.isNotBlank(bo.getDictName()), SysDictType::getDictName, bo.getDictName());
+            .likeIfText(SysDictType::getDictName, bo.getDictName())
-        lqw.like(StringUtils.isNotBlank(bo.getDictType()), SysDictType::getDictType, bo.getDictType());
+            .likeIfText(SysDictType::getDictType, bo.getDictType())
-        lqw.orderByAsc(SysDictType::getDictId);
+            .orderByAsc(SysDictType::getDictId)
-        return lqw;
+            .build();
     }
 
     /**
@@ -131,7 +130,7 @@ public class SysDictTypeServiceImpl implements ISysDictTypeService, DictService
     @Cacheable(cacheNames = CacheNames.SYS_DICT_TYPE, key = "#dictType")
     @Override
     public SysDictTypeVo selectDictTypeByType(String dictType) {
-        return baseMapper.selectVoOne(new LambdaQueryWrapper<SysDictType>().eq(SysDictType::getDictType, dictType));
+        return baseMapper.lambda().eq(SysDictType::getDictType, dictType).voOne();
     }
 
     /**
@@ -143,8 +142,7 @@ public class SysDictTypeServiceImpl implements ISysDictTypeService, DictService
     public void deleteDictTypeByIds(Collection<Long> dictIds) {
         List<SysDictType> list = baseMapper.selectByIds(dictIds);
         list.forEach(x -> {
-            boolean assigned = dictDataMapper.exists(new LambdaQueryWrapper<SysDictData>()
+            boolean assigned = dictDataMapper.lambda().eq(SysDictData::getDictType, x.getDictType()).exists();
-                .eq(SysDictData::getDictType, x.getDictType()));
             if (assigned) {
                 throw new ServiceException("{}已分配,不能删除", x.getDictName());
             }
@@ -195,9 +193,10 @@ public class SysDictTypeServiceImpl implements ISysDictTypeService, DictService
     public List<SysDictDataVo> updateDictType(SysDictTypeBo bo) {
         SysDictType dict = MapstructUtils.convert(bo, SysDictType.class);
         SysDictType oldDict = baseMapper.selectById(dict.getDictId());
-        dictDataMapper.update(null, new LambdaUpdateWrapper<SysDictData>()
+        dictDataMapper.lambda()
             .set(SysDictData::getDictType, dict.getDictType())
-            .eq(SysDictData::getDictType, oldDict.getDictType()));
+            .eq(SysDictData::getDictType, oldDict.getDictType())
+            .update();
         int row = baseMapper.updateById(dict);
         if (row > 0) {
             CacheUtils.evict(CacheNames.SYS_DICT, oldDict.getDictType());
@@ -215,9 +214,10 @@ public class SysDictTypeServiceImpl implements ISysDictTypeService, DictService
      */
     @Override
     public boolean checkDictTypeUnique(SysDictTypeBo dictType) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysDictType>()
+        boolean exist = baseMapper.lambda()
             .eq(SysDictType::getDictType, dictType.getDictType())
-            .ne(ObjectUtil.isNotNull(dictType.getDictId()), SysDictType::getDictId, dictType.getDictId()));
+            .neIfPresent(SysDictType::getDictId, dictType.getDictId())
+            .exists();
         return !exist;
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysLoginInfoServiceImpl.java

@@ -3,7 +3,6 @@ package org.dromara.system.service.impl;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.http.useragent.UserAgent;
 import cn.hutool.http.useragent.UserAgentUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import jakarta.servlet.http.HttpServletRequest;
 import lombok.RequiredArgsConstructor;
@@ -16,6 +15,7 @@ import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.core.utils.ip.AddressUtils;
 import org.dromara.common.log.event.LoginInfoEvent;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.mapper.LambdaCrudChainWrapper;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.system.domain.SysLoginInfo;
 import org.dromara.system.domain.bo.SysLoginInfoBo;
@@ -122,13 +122,7 @@ public class SysLoginInfoServiceImpl implements ISysLoginInfoService {
      */
     @Override
     public PageResult<SysLoginInfoVo> selectPageLoginInfoList(SysLoginInfoBo loginInfo, PageQuery pageQuery) {
-        Map<String, Object> params = loginInfo.getParams();
+        LambdaCrudChainWrapper<SysLoginInfo, SysLoginInfoVo> lqw = buildQueryWrapper(loginInfo);
-        LambdaQueryWrapper<SysLoginInfo> lqw = new LambdaQueryWrapper<SysLoginInfo>()
-            .like(StringUtils.isNotBlank(loginInfo.getIpaddr()), SysLoginInfo::getIpaddr, loginInfo.getIpaddr())
-            .eq(StringUtils.isNotBlank(loginInfo.getStatus()), SysLoginInfo::getStatus, loginInfo.getStatus())
-            .like(StringUtils.isNotBlank(loginInfo.getUserName()), SysLoginInfo::getUserName, loginInfo.getUserName())
-            .between(params.get("beginTime") != null && params.get("endTime") != null,
-                SysLoginInfo::getLoginTime, params.get("beginTime"), params.get("endTime"));
         if (StringUtils.isBlank(pageQuery.getOrderByColumn())) {
             lqw.orderByDesc(SysLoginInfo::getInfoId);
         }
@@ -156,16 +150,25 @@ public class SysLoginInfoServiceImpl implements ISysLoginInfoService {
      */
     @Override
     public List<SysLoginInfoVo> selectLoginInfoList(SysLoginInfoBo loginInfo) {
-        Map<String, Object> params = loginInfo.getParams();
+        return baseMapper.selectVoList(buildQueryWrapper(loginInfo)
-        return baseMapper.selectVoList(new LambdaQueryWrapper<SysLoginInfo>()
-            .like(StringUtils.isNotBlank(loginInfo.getIpaddr()), SysLoginInfo::getIpaddr, loginInfo.getIpaddr())
-            .eq(StringUtils.isNotBlank(loginInfo.getStatus()), SysLoginInfo::getStatus, loginInfo.getStatus())
-            .like(StringUtils.isNotBlank(loginInfo.getUserName()), SysLoginInfo::getUserName, loginInfo.getUserName())
-            .between(params.get("beginTime") != null && params.get("endTime") != null,
-                SysLoginInfo::getLoginTime, params.get("beginTime"), params.get("endTime"))
             .orderByDesc(SysLoginInfo::getInfoId));
     }
 
+    /**
+     * 构造登录日志列表查询条件。
+     *
+     * @param loginInfo 登录日志筛选条件
+     * @return 登录日志查询包装器
+     */
+    private LambdaCrudChainWrapper<SysLoginInfo, SysLoginInfoVo> buildQueryWrapper(SysLoginInfoBo loginInfo) {
+        Map<String, Object> params = loginInfo.getParams();
+        return baseMapper.lambda()
+            .likeIfText(SysLoginInfo::getIpaddr, loginInfo.getIpaddr())
+            .eqIfText(SysLoginInfo::getStatus, loginInfo.getStatus())
+            .likeIfText(SysLoginInfo::getUserName, loginInfo.getUserName())
+            .betweenParams(SysLoginInfo::getLoginTime, params, "beginTime", "endTime");
+    }
+
     /**
      * 批量删除系统登录日志
      *
@@ -182,6 +185,6 @@ public class SysLoginInfoServiceImpl implements ISysLoginInfoService {
      */
     @Override
     public void cleanLoginInfo() {
-        baseMapper.delete(new LambdaQueryWrapper<>());
+        baseMapper.lambda().delete();
     }
 }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysMenuServiceImpl.java

@@ -3,7 +3,6 @@ package org.dromara.system.service.impl;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.lang.tree.Tree;
 import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.dromara.common.core.constant.Constants;
@@ -64,15 +63,15 @@ public class SysMenuServiceImpl implements ISysMenuService {
     public List<SysMenuVo> selectMenuList(SysMenuBo menu, Long userId) {
         // 管理员显示所有菜单信息 不是管理员 按用户id过滤菜单
         if (LoginHelper.isSuperAdmin(userId)) {
-            return baseMapper.selectVoList(
+            return baseMapper.lambda()
-                new LambdaQueryWrapper<SysMenu>()
+                .likeIfText(SysMenu::getMenuName, menu.getMenuName())
-                    .like(StringUtils.isNotBlank(menu.getMenuName()), SysMenu::getMenuName, menu.getMenuName())
+                .eqIfText(SysMenu::getVisible, menu.getVisible())
-                    .eq(StringUtils.isNotBlank(menu.getVisible()), SysMenu::getVisible, menu.getVisible())
+                .eqIfText(SysMenu::getStatus, menu.getStatus())
-                    .eq(StringUtils.isNotBlank(menu.getStatus()), SysMenu::getStatus, menu.getStatus())
+                .eqIfText(SysMenu::getMenuType, menu.getMenuType())
-                    .eq(StringUtils.isNotBlank(menu.getMenuType()), SysMenu::getMenuType, menu.getMenuType())
+                .eqIfPresent(SysMenu::getParentId, menu.getParentId())
-                    .eq(ObjectUtil.isNotNull(menu.getParentId()), SysMenu::getParentId, menu.getParentId())
+                .orderByAsc(SysMenu::getParentId)
-                    .orderByAsc(SysMenu::getParentId)
+                .orderByAsc(SysMenu::getOrderNum)
-                    .orderByAsc(SysMenu::getOrderNum));
+                .voList();
         }
         return baseMapper.selectMenuListByUserId(menu, userId);
     }
@@ -246,7 +245,7 @@ public class SysMenuServiceImpl implements ISysMenuService {
      */
     @Override
     public boolean hasChildByMenuId(Long menuId) {
-        return baseMapper.exists(new LambdaQueryWrapper<SysMenu>().eq(SysMenu::getParentId, menuId));
+        return baseMapper.lambda().eq(SysMenu::getParentId, menuId).exists();
     }
 
     /**
@@ -257,7 +256,10 @@ public class SysMenuServiceImpl implements ISysMenuService {
      */
     @Override
     public boolean hasChildByMenuId(Collection<Long> menuIds) {
-        return baseMapper.exists(new LambdaQueryWrapper<SysMenu>().in(SysMenu::getParentId, menuIds).notIn(SysMenu::getMenuId, menuIds));
+        return baseMapper.lambda()
+            .in(SysMenu::getParentId, menuIds)
+            .notIn(SysMenu::getMenuId, menuIds)
+            .exists();
     }
 
     /**
@@ -268,7 +270,7 @@ public class SysMenuServiceImpl implements ISysMenuService {
      */
     @Override
     public boolean checkMenuExistRole(Long menuId) {
-        return roleMenuMapper.exists(new LambdaQueryWrapper<SysRoleMenu>().eq(SysRoleMenu::getMenuId, menuId));
+        return roleMenuMapper.lambda().eq(SysRoleMenu::getMenuId, menuId).exists();
     }
 
     /**
@@ -326,10 +328,11 @@ public class SysMenuServiceImpl implements ISysMenuService {
      */
     @Override
     public boolean checkMenuNameUnique(SysMenuBo menu) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysMenu>()
+        boolean exist = baseMapper.lambda()
             .eq(SysMenu::getMenuName, menu.getMenuName())
             .eq(SysMenu::getParentId, menu.getParentId())
-            .ne(ObjectUtil.isNotNull(menu.getMenuId()), SysMenu::getMenuId, menu.getMenuId()));
+            .neIfPresent(SysMenu::getMenuId, menu.getMenuId())
+            .exists();
         return !exist;
     }
 
@@ -349,12 +352,11 @@ public class SysMenuServiceImpl implements ISysMenuService {
         Long parentId = menu.getParentId();
         String path = menu.getPath();
         String routeName = StringUtils.isEmpty(menu.getRouteName()) ? path : menu.getRouteName();
-        List<SysMenu> sysMenuList = baseMapper.selectList(
+        List<SysMenu> sysMenuList = baseMapper.lambda()
-            new LambdaQueryWrapper<SysMenu>()
+            .in(SysMenu::getMenuType, SystemConstants.TYPE_DIR, SystemConstants.TYPE_MENU)
-                .in(SysMenu::getMenuType, SystemConstants.TYPE_DIR, SystemConstants.TYPE_MENU)
+            .and(w -> {
-                .and(w ->
+                w.eq(SysMenu::getPath, path).or().eq(SysMenu::getPath, routeName);
-                    w.eq(SysMenu::getPath, path).or().eq(SysMenu::getPath, routeName)
+            }).list();
-                ));
         for (SysMenu sysMenu : sysMenuList) {
             if (!sysMenu.getMenuId().equals(menuId)) {
                 Long dbParentId = sysMenu.getParentId();

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysMessageServiceImpl.java

@@ -2,8 +2,6 @@ package org.dromara.system.service.impl;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.convert.Convert;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.enums.PushSourceEnum;
@@ -11,7 +9,6 @@ import org.dromara.common.core.enums.PushTypeEnum;
 import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.json.utils.JsonUtils;
-import org.dromara.common.mybatis.helper.DataBaseHelper;
 import org.dromara.common.mybatis.utils.IdGeneratorUtil;
 import org.dromara.common.push.helper.PushHelper;
 import org.dromara.system.api.MessageService;
@@ -207,20 +204,19 @@ public class SysMessageServiceImpl implements ISysMessageService, MessageService
      * @return 消息VO列表
      */
     private List<SysMessageVo> selectMessageList(String category, Long userId) {
-        LambdaQueryWrapper<SysMessage> lqw = Wrappers.lambdaQuery();
+        List<SysMessage> list = baseMapper.lambda()
-        // 分类匹配
+            .eq(SysMessage::getCategory, category)
-        lqw.eq(SysMessage::getCategory, category);
+            // 仅查询30天内消息
-        // 仅查询30天内消息
+            .ge(SysMessage::getCreateTime, LocalDateTime.now().minusDays(BOX_DAYS))
-        lqw.ge(SysMessage::getCreateTime, LocalDateTime.now().minusDays(BOX_DAYS));
+            // 全局消息 或 当前用户在接收人范围内
-        // 全局消息 或 当前用户在接收人范围内
+            .and(wrapper -> {
-        lqw.and(wrapper -> wrapper.eq(SysMessage::getSendUserIds, GLOBAL_USER_IDS)
+                wrapper.eq(SysMessage::getSendUserIds, GLOBAL_USER_IDS)
-            .or()
+                    .or()
-            .apply(DataBaseHelper.findInSet(userId, "send_user_ids")));
+                    .findInSet(userId, SysMessage::getSendUserIds);
-        // 按创建时间+消息ID倒序
+            })
-        lqw.orderByDesc(SysMessage::getCreateTime, SysMessage::getMessageId);
+            .orderByDesc(SysMessage::getCreateTime, SysMessage::getMessageId)
-        // 分页查询（只查第一页，最多100条）
+            // 分页查询（只查第一页，最多100条）
-        List<SysMessage> list = baseMapper.selectList(new Page<>(1, BOX_LIMIT, false), lqw);
+            .list(new Page<>(1, BOX_LIMIT, false));
-        // 转换为VO并返回
         return list.stream().map(this::buildVo).toList();
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysNoticeServiceImpl.java

@@ -1,7 +1,6 @@
 package org.dromara.system.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.domain.PageResult;
@@ -9,6 +8,8 @@ import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.ObjectUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.LambdaQueryBuilder;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.system.domain.SysNotice;
 import org.dromara.system.domain.SysUser;
 import org.dromara.system.domain.bo.SysNoticeBo;
@@ -78,15 +79,14 @@ public class SysNoticeServiceImpl implements ISysNoticeService {
      * @return 包含标题、类型、创建人和排序条件的查询包装器
      */
     private LambdaQueryWrapper<SysNotice> buildQueryWrapper(SysNoticeBo bo) {
-        LambdaQueryWrapper<SysNotice> lqw = Wrappers.lambdaQuery();
+        LambdaQueryBuilder<SysNotice> builder = QueryBuilder.lambda(SysNotice.class)
-        lqw.like(StringUtils.isNotBlank(bo.getNoticeTitle()), SysNotice::getNoticeTitle, bo.getNoticeTitle());
+            .likeIfText(SysNotice::getNoticeTitle, bo.getNoticeTitle())
-        lqw.eq(StringUtils.isNotBlank(bo.getNoticeType()), SysNotice::getNoticeType, bo.getNoticeType());
+            .eqIfText(SysNotice::getNoticeType, bo.getNoticeType());
         if (StringUtils.isNotBlank(bo.getCreateByName())) {
-            SysUserVo sysUser = userMapper.selectVoOne(new LambdaQueryWrapper<SysUser>().eq(SysUser::getUserName, bo.getCreateByName()));
+            SysUserVo sysUser = userMapper.lambda().eq(SysUser::getUserName, bo.getCreateByName()).voOne();
-            lqw.eq(SysNotice::getCreateBy, ObjectUtils.notNullGetter(sysUser, SysUserVo::getUserId));
+            builder.eq(SysNotice::getCreateBy, ObjectUtils.notNullGetter(sysUser, SysUserVo::getUserId));
         }
-        lqw.orderByAsc(SysNotice::getNoticeId);
+        return builder.orderByAsc(SysNotice::getNoticeId).build();
-        return lqw;
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOperLogServiceImpl.java

@@ -10,6 +10,7 @@ import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.core.utils.ip.AddressUtils;
 import org.dromara.common.log.event.OperLogEvent;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.system.domain.SysOperLog;
 import org.dromara.system.domain.bo.SysOperLogBo;
 import org.dromara.system.domain.vo.SysOperLogVo;
@@ -74,9 +75,9 @@ public class SysOperLogServiceImpl implements ISysOperLogService {
      */
     private LambdaQueryWrapper<SysOperLog> buildQueryWrapper(SysOperLogBo operLog) {
         Map<String, Object> params = operLog.getParams();
-        return new LambdaQueryWrapper<SysOperLog>()
+        return QueryBuilder.lambda(SysOperLog.class)
-            .like(StringUtils.isNotBlank(operLog.getOperIp()), SysOperLog::getOperIp, operLog.getOperIp())
+            .likeIfText(SysOperLog::getOperIp, operLog.getOperIp())
-            .like(StringUtils.isNotBlank(operLog.getTitle()), SysOperLog::getTitle, operLog.getTitle())
+            .likeIfText(SysOperLog::getTitle, operLog.getTitle())
             .eq(operLog.getBusinessType() != null && operLog.getBusinessType() > 0,
                 SysOperLog::getBusinessType, operLog.getBusinessType())
             .func(f -> {
@@ -84,17 +85,16 @@ public class SysOperLogServiceImpl implements ISysOperLogService {
                     f.in(SysOperLog::getBusinessType, Arrays.asList(operLog.getBusinessTypes()));
                 }
             })
-            .eq(operLog.getStatus() != null,
+            .eqIfPresent(SysOperLog::getStatus, operLog.getStatus())
-                SysOperLog::getStatus, operLog.getStatus())
+            .likeIfText(SysOperLog::getOperName, operLog.getOperName())
-            .like(StringUtils.isNotBlank(operLog.getOperName()), SysOperLog::getOperName, operLog.getOperName())
+            .eqIfPresent(SysOperLog::getUserId, operLog.getUserId())
-            .eq(operLog.getUserId() != null, SysOperLog::getUserId, operLog.getUserId())
+            .eqIfPresent(SysOperLog::getDeptId, operLog.getDeptId())
-            .eq(operLog.getDeptId() != null, SysOperLog::getDeptId, operLog.getDeptId())
+            .eqIfText(SysOperLog::getClientKey, operLog.getClientKey())
-            .eq(StringUtils.isNotBlank(operLog.getClientKey()), SysOperLog::getClientKey, operLog.getClientKey())
+            .eqIfText(SysOperLog::getDeviceType, operLog.getDeviceType())
-            .eq(StringUtils.isNotBlank(operLog.getDeviceType()), SysOperLog::getDeviceType, operLog.getDeviceType())
+            .likeIfText(SysOperLog::getBrowser, operLog.getBrowser())
-            .like(StringUtils.isNotBlank(operLog.getBrowser()), SysOperLog::getBrowser, operLog.getBrowser())
+            .likeIfText(SysOperLog::getOs, operLog.getOs())
-            .like(StringUtils.isNotBlank(operLog.getOs()), SysOperLog::getOs, operLog.getOs())
+            .betweenParams(SysOperLog::getOperTime, params, "beginTime", "endTime")
-            .between(params.get("beginTime") != null && params.get("endTime") != null,
+            .build();
-                SysOperLog::getOperTime, params.get("beginTime"), params.get("endTime"));
     }
 
     /**
@@ -148,6 +148,6 @@ public class SysOperLogServiceImpl implements ISysOperLogService {
      */
     @Override
     public void cleanOperLog() {
-        baseMapper.delete(new LambdaQueryWrapper<>());
+        baseMapper.lambda().delete();
     }
 }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOssConfigServiceImpl.java

@@ -3,8 +3,6 @@ package org.dromara.system.service.impl;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -17,6 +15,7 @@ import org.dromara.common.core.utils.ObjectUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.json.utils.JsonUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.oss.constant.OssConstant;
 import org.dromara.common.redis.utils.CacheUtils;
 import org.dromara.common.redis.utils.RedisUtils;
@@ -94,12 +93,12 @@ public class SysOssConfigServiceImpl implements ISysOssConfigService {
      * @return 包含配置标识、桶名称和状态条件的查询包装器
      */
     private LambdaQueryWrapper<SysOssConfig> buildQueryWrapper(SysOssConfigBo bo) {
-        LambdaQueryWrapper<SysOssConfig> lqw = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(SysOssConfig.class)
-        lqw.eq(StringUtils.isNotBlank(bo.getConfigKey()), SysOssConfig::getConfigKey, bo.getConfigKey());
+            .eqIfText(SysOssConfig::getConfigKey, bo.getConfigKey())
-        lqw.like(StringUtils.isNotBlank(bo.getBucketName()), SysOssConfig::getBucketName, bo.getBucketName());
+            .likeIfText(SysOssConfig::getBucketName, bo.getBucketName())
-        lqw.eq(StringUtils.isNotBlank(bo.getStatus()), SysOssConfig::getStatus, bo.getStatus());
+            .eqIfText(SysOssConfig::getStatus, bo.getStatus())
-        lqw.orderByAsc(SysOssConfig::getOssConfigId);
+            .orderByAsc(SysOssConfig::getOssConfigId)
-        return lqw;
+            .build();
     }
 
     /**
@@ -131,13 +130,13 @@ public class SysOssConfigServiceImpl implements ISysOssConfigService {
     public Boolean updateByBo(SysOssConfigBo bo) {
         SysOssConfig config = MapstructUtils.convert(bo, SysOssConfig.class);
         validEntityBeforeSave(config);
-        LambdaUpdateWrapper<SysOssConfig> luw = new LambdaUpdateWrapper<>();
+        boolean flag = baseMapper.lambda()
-        luw.set(ObjectUtil.isNull(config.getPrefix()), SysOssConfig::getPrefix, "");
+            .set(ObjectUtil.isNull(config.getPrefix()), SysOssConfig::getPrefix, "")
-        luw.set(ObjectUtil.isNull(config.getRegion()), SysOssConfig::getRegion, "");
+            .set(ObjectUtil.isNull(config.getRegion()), SysOssConfig::getRegion, "")
-        luw.set(ObjectUtil.isNull(config.getExt1()), SysOssConfig::getExt1, "");
+            .set(ObjectUtil.isNull(config.getExt1()), SysOssConfig::getExt1, "")
-        luw.set(ObjectUtil.isNull(config.getRemark()), SysOssConfig::getRemark, "");
+            .set(ObjectUtil.isNull(config.getRemark()), SysOssConfig::getRemark, "")
-        luw.eq(SysOssConfig::getOssConfigId, config.getOssConfigId());
+            .eq(SysOssConfig::getOssConfigId, config.getOssConfigId())
-        boolean flag = baseMapper.update(config, luw) > 0;
+            .update(config);
         if (flag) {
             // 从数据库查询完整的数据做缓存
             config = baseMapper.selectById(config.getOssConfigId());
@@ -193,9 +192,10 @@ public class SysOssConfigServiceImpl implements ISysOssConfigService {
      */
     private boolean checkConfigKeyUnique(SysOssConfig sysOssConfig) {
         long ossConfigId = ObjectUtils.notNull(sysOssConfig.getOssConfigId(), -1L);
-        SysOssConfig info = baseMapper.selectOne(new LambdaQueryWrapper<SysOssConfig>()
+        SysOssConfig info = baseMapper.lambda()
             .select(SysOssConfig::getOssConfigId, SysOssConfig::getConfigKey)
-            .eq(SysOssConfig::getConfigKey, sysOssConfig.getConfigKey()));
+            .eq(SysOssConfig::getConfigKey, sysOssConfig.getConfigKey())
+            .one();
         if (ObjectUtil.isNotNull(info) && info.getOssConfigId() != ossConfigId) {
             return false;
         }
@@ -212,8 +212,7 @@ public class SysOssConfigServiceImpl implements ISysOssConfigService {
     @Transactional(rollbackFor = Exception.class)
     public int updateOssConfigStatus(SysOssConfigBo bo) {
         SysOssConfig sysOssConfig = MapstructUtils.convert(bo, SysOssConfig.class);
-        int row = baseMapper.update(null, new LambdaUpdateWrapper<SysOssConfig>()
+        int row = baseMapper.lambda().set(SysOssConfig::getStatus, SystemConstants.NO).updateCount();
-            .set(SysOssConfig::getStatus, SystemConstants.NO));
         row += baseMapper.updateById(sysOssConfig);
         if (row > 0) {
             RedisUtils.setCacheObject(OssConstant.DEFAULT_CONFIG_KEY, sysOssConfig.getConfigKey());

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOssServiceImpl.java

@@ -5,7 +5,6 @@ import cn.hutool.core.convert.Convert;
 import cn.hutool.core.io.IoUtil;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -19,6 +18,7 @@ import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.core.utils.file.FileUtils;
 import org.dromara.common.json.utils.JsonUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.oss.client.OssClient;
 import org.dromara.common.oss.enums.AccessPolicy;
 import org.dromara.common.oss.factory.OssFactory;
@@ -157,17 +157,16 @@ public class SysOssServiceImpl implements ISysOssService, OssService {
      */
     private LambdaQueryWrapper<SysOss> buildQueryWrapper(SysOssBo bo) {
         Map<String, Object> params = bo.getParams();
-        LambdaQueryWrapper<SysOss> lqw = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(SysOss.class)
-        lqw.like(StringUtils.isNotBlank(bo.getFileName()), SysOss::getFileName, bo.getFileName());
+            .likeIfText(SysOss::getFileName, bo.getFileName())
-        lqw.like(StringUtils.isNotBlank(bo.getOriginalName()), SysOss::getOriginalName, bo.getOriginalName());
+            .likeIfText(SysOss::getOriginalName, bo.getOriginalName())
-        lqw.eq(StringUtils.isNotBlank(bo.getFileSuffix()), SysOss::getFileSuffix, bo.getFileSuffix());
+            .eqIfText(SysOss::getFileSuffix, bo.getFileSuffix())
-        lqw.eq(StringUtils.isNotBlank(bo.getUrl()), SysOss::getUrl, bo.getUrl());
+            .eqIfText(SysOss::getUrl, bo.getUrl())
-        lqw.between(params.get("beginCreateTime") != null && params.get("endCreateTime") != null,
+            .betweenParams(SysOss::getCreateTime, params, "beginCreateTime", "endCreateTime")
-            SysOss::getCreateTime, params.get("beginCreateTime"), params.get("endCreateTime"));
+            .eqIfPresent(SysOss::getCreateBy, bo.getCreateBy())
-        lqw.eq(ObjectUtil.isNotNull(bo.getCreateBy()), SysOss::getCreateBy, bo.getCreateBy());
+            .eqIfText(SysOss::getService, bo.getService())
-        lqw.eq(StringUtils.isNotBlank(bo.getService()), SysOss::getService, bo.getService());
+            .orderByAsc(SysOss::getOssId)
-        lqw.orderByAsc(SysOss::getOssId);
+            .build();
-        return lqw;
     }
 
     /**

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysPostServiceImpl.java

@@ -2,8 +2,7 @@ package org.dromara.system.service.impl;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.Wrapper;
-import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.SystemConstants;
@@ -11,7 +10,6 @@ import org.dromara.common.core.domain.PageResult;
 import org.dromara.common.core.exception.ServiceException;
 import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StreamUtils;
-import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
 import org.dromara.system.api.PostService;
 import org.dromara.system.domain.SysPost;
@@ -83,15 +81,14 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
      * @param bo 查询条件对象
      * @return 构建好的查询包装器
      */
-    private LambdaQueryWrapper<SysPost> buildQueryWrapper(SysPostBo bo) {
+    private Wrapper<SysPost> buildQueryWrapper(SysPostBo bo) {
         Map<String, Object> params = bo.getParams();
-        LambdaQueryWrapper<SysPost> wrapper = new LambdaQueryWrapper<>();
+        var wrapper = baseMapper.lambda()
-        wrapper.like(StringUtils.isNotBlank(bo.getPostCode()), SysPost::getPostCode, bo.getPostCode())
+            .likeIfText(SysPost::getPostCode, bo.getPostCode())
-            .like(StringUtils.isNotBlank(bo.getPostCategory()), SysPost::getPostCategory, bo.getPostCategory())
+            .likeIfText(SysPost::getPostCategory, bo.getPostCategory())
-            .like(StringUtils.isNotBlank(bo.getPostName()), SysPost::getPostName, bo.getPostName())
+            .likeIfText(SysPost::getPostName, bo.getPostName())
-            .eq(StringUtils.isNotBlank(bo.getStatus()), SysPost::getStatus, bo.getStatus())
+            .eqIfText(SysPost::getStatus, bo.getStatus())
-            .between(params.get("beginTime") != null && params.get("endTime") != null,
+            .betweenParams(SysPost::getCreateTime, params, "beginTime", "endTime")
-                SysPost::getCreateTime, params.get("beginTime"), params.get("endTime"))
             .orderByAsc(SysPost::getPostSort);
         if (ObjectUtil.isNotNull(bo.getDeptId())) {
             //优先单部门搜索
@@ -113,7 +110,7 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
      */
     @Override
     public List<SysPostVo> selectPostAll() {
-        return baseMapper.selectVoList(new QueryWrapper<>());
+        return baseMapper.lambda().voList();
     }
 
     /**
@@ -147,10 +144,11 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
      */
     @Override
     public List<SysPostVo> selectPostByIds(Collection<Long> postIds) {
-        return baseMapper.selectVoList(new LambdaQueryWrapper<SysPost>()
+        return baseMapper.lambda()
             .select(SysPost::getPostId, SysPost::getPostName, SysPost::getPostCode)
             .eq(SysPost::getStatus, SystemConstants.NORMAL)
-            .in(CollUtil.isNotEmpty(postIds), SysPost::getPostId, postIds));
+            .in(CollUtil.isNotEmpty(postIds), SysPost::getPostId, postIds)
+            .voList();
     }
 
     /**
@@ -161,10 +159,11 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
      */
     @Override
     public boolean checkPostNameUnique(SysPostBo post) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysPost>()
+        boolean exist = baseMapper.lambda()
             .eq(SysPost::getPostName, post.getPostName())
             .eq(SysPost::getDeptId, post.getDeptId())
-            .ne(ObjectUtil.isNotNull(post.getPostId()), SysPost::getPostId, post.getPostId()));
+            .neIfPresent(SysPost::getPostId, post.getPostId())
+            .exists();
         return !exist;
     }
 
@@ -176,9 +175,10 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
      */
     @Override
     public boolean checkPostCodeUnique(SysPostBo post) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysPost>()
+        boolean exist = baseMapper.lambda()
             .eq(SysPost::getPostCode, post.getPostCode())
-            .ne(ObjectUtil.isNotNull(post.getPostId()), SysPost::getPostId, post.getPostId()));
+            .neIfPresent(SysPost::getPostId, post.getPostId())
+            .exists();
         return !exist;
     }
 
@@ -190,7 +190,7 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
      */
     @Override
     public long countUserPostById(Long postId) {
-        return userPostMapper.selectCount(new LambdaQueryWrapper<SysUserPost>().eq(SysUserPost::getPostId, postId));
+        return userPostMapper.lambda().eq(SysUserPost::getPostId, postId).count();
     }
 
     /**
@@ -201,7 +201,7 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
      */
     @Override
     public long countPostByDeptId(Long deptId) {
-        return baseMapper.selectCount(new LambdaQueryWrapper<SysPost>().eq(SysPost::getDeptId, deptId));
+        return baseMapper.lambda().eq(SysPost::getDeptId, deptId).count();
     }
 
     /**
@@ -267,11 +267,10 @@ public class SysPostServiceImpl implements ISysPostService, PostService {
         if (CollUtil.isEmpty(postIds)) {
             return Collections.emptyMap();
         }
-        List<SysPost> list = baseMapper.selectList(
+        List<SysPost> list = baseMapper.lambda()
-            new LambdaQueryWrapper<SysPost>()
+            .select(SysPost::getPostId, SysPost::getPostName)
-                .select(SysPost::getPostId, SysPost::getPostName)
+            .in(SysPost::getPostId, postIds)
-                .in(SysPost::getPostId, postIds)
+            .list();
-        );
         return StreamUtils.toMap(list, SysPost::getPostId, SysPost::getPostName);
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysRoleServiceImpl.java

@@ -6,9 +6,6 @@ import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.CacheNames;
@@ -19,6 +16,7 @@ import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StreamUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.system.api.RoleService;
 import org.dromara.system.api.model.LoginUser;
@@ -85,15 +83,14 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
      */
     private Wrapper<SysRole> buildQueryWrapper(SysRoleBo bo) {
         Map<String, Object> params = bo.getParams();
-        LambdaQueryWrapper<SysRole> wrapper = Wrappers.lambdaQuery();
+        return QueryBuilder.lambda(SysRole.class)
-        wrapper.eq(ObjectUtil.isNotNull(bo.getRoleId()), SysRole::getRoleId, bo.getRoleId())
+            .eqIfPresent(SysRole::getRoleId, bo.getRoleId())
-            .like(StringUtils.isNotBlank(bo.getRoleName()), SysRole::getRoleName, bo.getRoleName())
+            .likeIfText(SysRole::getRoleName, bo.getRoleName())
-            .eq(StringUtils.isNotBlank(bo.getStatus()), SysRole::getStatus, bo.getStatus())
+            .eqIfText(SysRole::getStatus, bo.getStatus())
-            .like(StringUtils.isNotBlank(bo.getRoleKey()), SysRole::getRoleKey, bo.getRoleKey())
+            .likeIfText(SysRole::getRoleKey, bo.getRoleKey())
-            .between(params.get("beginTime") != null && params.get("endTime") != null,
+            .betweenParams(SysRole::getCreateTime, params, "beginTime", "endTime")
-                SysRole::getCreateTime, params.get("beginTime"), params.get("endTime"))
+            .orderByAsc(SysRole::getRoleSort, SysRole::getCreateTime)
-            .orderByAsc(SysRole::getRoleSort).orderByAsc(SysRole::getCreateTime);
+            .build();
-        return wrapper;
     }
 
     /**
@@ -186,9 +183,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
      */
     @Override
     public List<SysRoleVo> selectRoleByIds(Collection<Long> roleIds) {
-        return baseMapper.selectRoleList(new LambdaQueryWrapper<SysRole>()
+        return baseMapper.selectRoleList(baseMapper.lambda()
             .eq(SysRole::getStatus, SystemConstants.NORMAL)
-            .in(CollUtil.isNotEmpty(roleIds), SysRole::getRoleId, roleIds));
+            .inIfNotEmpty(SysRole::getRoleId, roleIds)
+            .build());
     }
 
     /**
@@ -199,9 +197,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
      */
     @Override
     public boolean checkRoleNameUnique(SysRoleBo role) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysRole>()
+        boolean exist = baseMapper.lambda()
             .eq(SysRole::getRoleName, role.getRoleName())
-            .ne(ObjectUtil.isNotNull(role.getRoleId()), SysRole::getRoleId, role.getRoleId()));
+            .neIfPresent(SysRole::getRoleId, role.getRoleId())
+            .exists();
         return !exist;
     }
 
@@ -213,9 +212,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
      */
     @Override
     public boolean checkRoleKeyUnique(SysRoleBo role) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysRole>()
+        boolean exist = baseMapper.lambda()
             .eq(SysRole::getRoleKey, role.getRoleKey())
-            .ne(ObjectUtil.isNotNull(role.getRoleId()), SysRole::getRoleId, role.getRoleId()));
+            .neIfPresent(SysRole::getRoleId, role.getRoleId())
+            .exists();
         return !exist;
     }
 
@@ -286,7 +286,7 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
      */
     @Override
     public long countUserRoleByRoleId(Long roleId) {
-        return userRoleMapper.selectCount(new LambdaQueryWrapper<SysUserRole>().eq(SysUserRole::getRoleId, roleId));
+        return userRoleMapper.lambda().eq(SysUserRole::getRoleId, roleId).count();
     }
 
     /**
@@ -337,10 +337,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
         // 更新权限相关配置字段（数据范围、树联动）。
         baseMapper.updateById(role);
         // 先清理旧菜单权限，再重建。
-        roleMenuMapper.delete(new LambdaQueryWrapper<SysRoleMenu>().eq(SysRoleMenu::getRoleId, role.getRoleId()));
+        roleMenuMapper.lambda().eq(SysRoleMenu::getRoleId, role.getRoleId()).delete();
         insertRoleMenu(bo);
         // 先清理旧数据权限，再按当前配置重建。
-        roleDeptMapper.delete(new LambdaQueryWrapper<SysRoleDept>().eq(SysRoleDept::getRoleId, role.getRoleId()));
+        roleDeptMapper.lambda().eq(SysRoleDept::getRoleId, role.getRoleId()).delete();
         return insertRoleDept(bo);
     }
 
@@ -356,10 +356,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
         if (SystemConstants.DISABLE.equals(status) && this.countUserRoleByRoleId(roleId) > 0) {
             throw new ServiceException("角色已分配，不能禁用!");
         }
-        return baseMapper.update(null,
+        return baseMapper.lambda()
-            new LambdaUpdateWrapper<SysRole>()
+            .set(SysRole::getStatus, status)
-                .set(SysRole::getStatus, status)
+            .eq(SysRole::getRoleId, roleId)
-                .eq(SysRole::getRoleId, roleId));
+            .updateCount();
     }
 
 
@@ -417,9 +417,9 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
     @Transactional(rollbackFor = Exception.class)
     public int deleteRoleById(Long roleId) {
         // 删除角色与菜单关联
-        roleMenuMapper.delete(new LambdaQueryWrapper<SysRoleMenu>().eq(SysRoleMenu::getRoleId, roleId));
+        roleMenuMapper.lambda().eq(SysRoleMenu::getRoleId, roleId).delete();
         // 删除角色与部门关联
-        roleDeptMapper.delete(new LambdaQueryWrapper<SysRoleDept>().eq(SysRoleDept::getRoleId, roleId));
+        roleDeptMapper.lambda().eq(SysRoleDept::getRoleId, roleId).delete();
         return baseMapper.deleteById(roleId);
     }
 
@@ -442,9 +442,9 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
             }
         }
         // 删除角色与菜单关联
-        roleMenuMapper.delete(new LambdaQueryWrapper<SysRoleMenu>().in(SysRoleMenu::getRoleId, roleIds));
+        roleMenuMapper.lambda().in(SysRoleMenu::getRoleId, roleIds).delete();
         // 删除角色与部门关联
-        roleDeptMapper.delete(new LambdaQueryWrapper<SysRoleDept>().in(SysRoleDept::getRoleId, roleIds));
+        roleDeptMapper.lambda().in(SysRoleDept::getRoleId, roleIds).delete();
         return baseMapper.deleteByIds(roleIds);
     }
 
@@ -459,9 +459,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
         if (LoginHelper.getUserId().equals(userRole.getUserId())) {
             throw new ServiceException("不允许修改当前用户角色!");
         }
-        int rows = userRoleMapper.delete(new LambdaQueryWrapper<SysUserRole>()
+        int rows = userRoleMapper.lambda()
             .eq(SysUserRole::getRoleId, userRole.getRoleId())
-            .eq(SysUserRole::getUserId, userRole.getUserId()));
+            .eq(SysUserRole::getUserId, userRole.getUserId())
+            .deleteCount();
         if (rows > 0) {
             cleanOnlineUser(List.of(userRole.getUserId()));
         }
@@ -480,9 +481,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
         if (userIds.contains(LoginHelper.getUserId())) {
             throw new ServiceException("不允许修改当前用户角色!");
         }
-        int rows = userRoleMapper.delete(new LambdaQueryWrapper<SysUserRole>()
+        int rows = userRoleMapper.lambda()
             .eq(SysUserRole::getRoleId, roleId)
-            .in(SysUserRole::getUserId, userIds));
+            .in(SysUserRole::getUserId, userIds)
+            .deleteCount();
         if (rows > 0) {
             cleanOnlineUser(userIds);
         }
@@ -532,7 +534,7 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
     @Override
     public void cleanOnlineUserByRole(Long roleId) {
         // 如果角色未绑定用户 直接返回
-        Long num = userRoleMapper.selectCount(new LambdaQueryWrapper<SysUserRole>().eq(SysUserRole::getRoleId, roleId));
+        Long num = userRoleMapper.lambda().eq(SysUserRole::getRoleId, roleId).count();
         if (num == 0) {
             return;
         }
@@ -607,11 +609,10 @@ public class SysRoleServiceImpl implements ISysRoleService, RoleService {
         if (CollUtil.isEmpty(roleIds)) {
             return Collections.emptyMap();
         }
-        List<SysRole> list = baseMapper.selectList(
+        List<SysRole> list = baseMapper.lambda()
-            new LambdaQueryWrapper<SysRole>()
+            .select(SysRole::getRoleId, SysRole::getRoleName)
-                .select(SysRole::getRoleId, SysRole::getRoleName)
+            .in(SysRole::getRoleId, roleIds)
-                .in(SysRole::getRoleId, roleIds)
+            .list();
-        );
         return StreamUtils.toMap(list, SysRole::getRoleId, SysRole::getRoleName);
     }
 

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysSocialServiceImpl.java

@@ -1,10 +1,7 @@
 package org.dromara.system.service.impl;
 
-import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.utils.MapstructUtils;
-import org.dromara.common.core.utils.StringUtils;
 import org.dromara.system.domain.SysSocial;
 import org.dromara.system.domain.bo.SysSocialBo;
 import org.dromara.system.domain.vo.SysSocialVo;
@@ -46,11 +43,11 @@ public class SysSocialServiceImpl implements ISysSocialService {
      */
     @Override
     public List<SysSocialVo> queryList(SysSocialBo bo) {
-        LambdaQueryWrapper<SysSocial> lqw = new LambdaQueryWrapper<SysSocial>()
+        return baseMapper.lambda()
-            .eq(ObjectUtil.isNotNull(bo.getUserId()), SysSocial::getUserId, bo.getUserId())
+            .eqIfPresent(SysSocial::getUserId, bo.getUserId())
-            .eq(StringUtils.isNotBlank(bo.getAuthId()), SysSocial::getAuthId, bo.getAuthId())
+            .eqIfText(SysSocial::getAuthId, bo.getAuthId())
-            .eq(StringUtils.isNotBlank(bo.getSource()), SysSocial::getSource, bo.getSource());
+            .eqIfText(SysSocial::getSource, bo.getSource())
-        return baseMapper.selectVoList(lqw);
+            .voList();
     }
 
     /**
@@ -61,7 +58,7 @@ public class SysSocialServiceImpl implements ISysSocialService {
      */
     @Override
     public List<SysSocialVo> queryListByUserId(Long userId) {
-        return baseMapper.selectVoList(new LambdaQueryWrapper<SysSocial>().eq(SysSocial::getUserId, userId));
+        return baseMapper.lambda().eq(SysSocial::getUserId, userId).voList();
     }
 
 
@@ -129,7 +126,7 @@ public class SysSocialServiceImpl implements ISysSocialService {
      */
     @Override
     public List<SysSocialVo> selectByAuthId(String authId) {
-        return baseMapper.selectVoList(new LambdaQueryWrapper<SysSocial>().eq(SysSocial::getAuthId, authId));
+        return baseMapper.lambda().eq(SysSocial::getAuthId, authId).voList();
     }
 
 }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysUserServiceImpl.java

@@ -7,8 +7,6 @@ import cn.hutool.core.util.ArrayUtil;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -18,6 +16,7 @@ import org.dromara.common.core.domain.PageResult;
 import org.dromara.common.core.exception.ServiceException;
 import org.dromara.common.core.utils.*;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.system.api.UserService;
 import org.dromara.system.api.domain.UserDTO;
@@ -88,20 +87,21 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     private Wrapper<SysUser> buildQueryWrapper(SysUserBo user) {
         Map<String, Object> params = user.getParams();
-        LambdaQueryWrapper<SysUser> wrapper = Wrappers.lambdaQuery();
+        LambdaQueryWrapper<SysUser> wrapper = QueryBuilder.lambda(SysUser.class)
-        wrapper.eq(SysUser::getDelFlag, SystemConstants.NORMAL)
+            .eq(SysUser::getDelFlag, SystemConstants.NORMAL)
-            .eq(ObjectUtil.isNotNull(user.getUserId()), SysUser::getUserId, user.getUserId())
+            .eqIfPresent(SysUser::getUserId, user.getUserId())
             .in(StringUtils.isNotBlank(user.getUserIds()), SysUser::getUserId, StringUtils.splitTo(user.getUserIds(), Convert::toLong))
-            .like(StringUtils.isNotBlank(user.getUserName()), SysUser::getUserName, user.getUserName())
+            .likeIfText(SysUser::getUserName, user.getUserName())
-            .like(StringUtils.isNotBlank(user.getNickName()), SysUser::getNickName, user.getNickName())
+            .likeIfText(SysUser::getNickName, user.getNickName())
-            .eq(StringUtils.isNotBlank(user.getStatus()), SysUser::getStatus, user.getStatus())
+            .eqIfText(SysUser::getStatus, user.getStatus())
-            .like(StringUtils.isNotBlank(user.getPhoneNumber()), SysUser::getPhoneNumber, user.getPhoneNumber())
+            .likeIfText(SysUser::getPhoneNumber, user.getPhoneNumber())
-            .between(params.get("beginTime") != null && params.get("endTime") != null,
+            .betweenParams(SysUser::getCreateTime, params, "beginTime", "endTime")
-                SysUser::getCreateTime, params.get("beginTime"), params.get("endTime"))
             .and(ObjectUtil.isNotNull(user.getDeptId()), w -> {
                 List<Long> ids = deptMapper.selectDeptAndChildById(user.getDeptId());
                 w.in(SysUser::getDeptId, ids);
-            }).orderByAsc(SysUser::getUserId);
+            })
+            .orderByAsc(SysUser::getUserId)
+            .build();
         if (StringUtils.isNotBlank(user.getExcludeUserIds())) {
             wrapper.notIn(SysUser::getUserId, StringUtils.splitTo(user.getExcludeUserIds(), Convert::toLong));
         }
@@ -141,7 +141,7 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public SysUserVo selectUserByUserName(String userName) {
-        return baseMapper.selectVoOne(new LambdaQueryWrapper<SysUser>().eq(SysUser::getUserName, userName));
+        return baseMapper.lambda().eq(SysUser::getUserName, userName).voOne();
     }
 
     /**
@@ -152,7 +152,7 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public SysUserVo selectUserByPhoneNumber(String phoneNumber) {
-        return baseMapper.selectVoOne(new LambdaQueryWrapper<SysUser>().eq(SysUser::getPhoneNumber, phoneNumber));
+        return baseMapper.lambda().eq(SysUser::getPhoneNumber, phoneNumber).voOne();
     }
 
     /**
@@ -180,11 +180,12 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public List<SysUserVo> selectUserByIds(Collection<Long> userIds, Long deptId) {
-        return baseMapper.selectUserList(new LambdaQueryWrapper<SysUser>()
+        return baseMapper.selectUserList(baseMapper.lambda()
             .select(SysUser::getUserId, SysUser::getUserName, SysUser::getNickName)
             .eq(SysUser::getStatus, SystemConstants.NORMAL)
-            .eq(ObjectUtil.isNotNull(deptId), SysUser::getDeptId, deptId)
+            .eqIfPresent(SysUser::getDeptId, deptId)
-            .in(CollUtil.isNotEmpty(userIds), SysUser::getUserId, userIds));
+            .inIfNotEmpty(SysUser::getUserId, userIds)
+            .build());
     }
 
     /**
@@ -225,9 +226,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public boolean checkUserNameUnique(SysUserBo user) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysUser>()
+        boolean exist = baseMapper.lambda()
             .eq(SysUser::getUserName, user.getUserName())
-            .ne(ObjectUtil.isNotNull(user.getUserId()), SysUser::getUserId, user.getUserId()));
+            .neIfPresent(SysUser::getUserId, user.getUserId())
+            .exists();
         return !exist;
     }
 
@@ -238,9 +240,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public boolean checkPhoneUnique(SysUserBo user) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysUser>()
+        boolean exist = baseMapper.lambda()
             .eq(SysUser::getPhoneNumber, user.getPhoneNumber())
-            .ne(ObjectUtil.isNotNull(user.getUserId()), SysUser::getUserId, user.getUserId()));
+            .neIfPresent(SysUser::getUserId, user.getUserId())
+            .exists();
         return !exist;
     }
 
@@ -251,9 +254,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public boolean checkEmailUnique(SysUserBo user) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysUser>()
+        boolean exist = baseMapper.lambda()
             .eq(SysUser::getEmail, user.getEmail())
-            .ne(ObjectUtil.isNotNull(user.getUserId()), SysUser::getUserId, user.getUserId()));
+            .neIfPresent(SysUser::getUserId, user.getUserId())
+            .exists();
         return !exist;
     }
 
@@ -365,10 +369,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public int updateUserStatus(Long userId, String status) {
-        return baseMapper.update(null,
+        return baseMapper.lambda()
-            new LambdaUpdateWrapper<SysUser>()
+            .set(SysUser::getStatus, status)
-                .set(SysUser::getStatus, status)
+            .eq(SysUser::getUserId, userId)
-                .eq(SysUser::getUserId, userId));
+            .updateCount();
     }
 
     /**
@@ -380,13 +384,13 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
     @CacheEvict(cacheNames = CacheNames.SYS_NICKNAME, key = "#user.userId")
     @Override
     public int updateUserProfile(SysUserBo user) {
-        return baseMapper.update(null,
+        return baseMapper.lambda()
-            new LambdaUpdateWrapper<SysUser>()
+            .setIfPresent(SysUser::getNickName, user.getNickName())
-                .set(ObjectUtil.isNotNull(user.getNickName()), SysUser::getNickName, user.getNickName())
+            .set(SysUser::getPhoneNumber, user.getPhoneNumber())
-                .set(SysUser::getPhoneNumber, user.getPhoneNumber())
+            .set(SysUser::getEmail, user.getEmail())
-                .set(SysUser::getEmail, user.getEmail())
+            .set(SysUser::getGender, user.getGender())
-                .set(SysUser::getGender, user.getGender())
+            .eq(SysUser::getUserId, user.getUserId())
-                .eq(SysUser::getUserId, user.getUserId()));
+            .updateCount();
     }
 
     /**
@@ -398,10 +402,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public boolean updateUserAvatar(Long userId, Long avatar) {
-        return baseMapper.update(null,
+        return baseMapper.lambda()
-            new LambdaUpdateWrapper<SysUser>()
+            .set(SysUser::getAvatar, avatar)
-                .set(SysUser::getAvatar, avatar)
+            .eq(SysUser::getUserId, userId)
-                .eq(SysUser::getUserId, userId)) > 0;
+            .update();
     }
 
     /**
@@ -413,10 +417,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public int resetUserPwd(Long userId, String password) {
-        return baseMapper.update(null,
+        return baseMapper.lambda()
-            new LambdaUpdateWrapper<SysUser>()
+            .set(SysUser::getPassword, password)
-                .set(SysUser::getPassword, password)
+            .eq(SysUser::getUserId, userId)
-                .eq(SysUser::getUserId, userId));
+            .updateCount();
     }
 
     /**
@@ -449,7 +453,7 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
 
         // 是否清除旧的用户岗位绑定
         if (clear) {
-            userPostMapper.delete(new LambdaQueryWrapper<SysUserPost>().eq(SysUserPost::getUserId, user.getUserId()));
+            userPostMapper.lambda().eq(SysUserPost::getUserId, user.getUserId()).delete();
         }
 
         // 构建用户岗位关联列表并批量插入
@@ -494,7 +498,7 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
 
         // 是否清除原有绑定
         if (clear) {
-            userRoleMapper.delete(new LambdaQueryWrapper<SysUserRole>().eq(SysUserRole::getUserId, userId));
+            userRoleMapper.lambda().eq(SysUserRole::getUserId, userId).delete();
         }
 
         // 批量插入用户-角色关联
@@ -518,9 +522,9 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
     @Transactional(rollbackFor = Exception.class)
     public int deleteUserById(Long userId) {
         // 删除用户与角色关联
-        userRoleMapper.delete(new LambdaQueryWrapper<SysUserRole>().eq(SysUserRole::getUserId, userId));
+        userRoleMapper.lambda().eq(SysUserRole::getUserId, userId).delete();
         // 删除用户与岗位表
-        userPostMapper.delete(new LambdaQueryWrapper<SysUserPost>().eq(SysUserPost::getUserId, userId));
+        userPostMapper.lambda().eq(SysUserPost::getUserId, userId).delete();
         // 防止更新失败导致的数据删除
         int flag = baseMapper.deleteById(userId);
         if (flag < 1) {
@@ -544,9 +548,9 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
         }
         List<Long> ids = List.of(userIds);
         // 删除用户与角色关联
-        userRoleMapper.delete(new LambdaQueryWrapper<SysUserRole>().in(SysUserRole::getUserId, ids));
+        userRoleMapper.lambda().in(SysUserRole::getUserId, ids).delete();
         // 删除用户与岗位表
-        userPostMapper.delete(new LambdaQueryWrapper<SysUserPost>().in(SysUserPost::getUserId, ids));
+        userPostMapper.lambda().in(SysUserPost::getUserId, ids).delete();
         // 防止更新失败导致的数据删除
         int flag = baseMapper.deleteByIds(ids);
         if (flag < 1) {
@@ -563,10 +567,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public List<SysUserVo> selectUserListByDept(Long deptId) {
-        LambdaQueryWrapper<SysUser> lqw = Wrappers.lambdaQuery();
+        return baseMapper.lambda()
-        lqw.eq(SysUser::getDeptId, deptId);
+            .eq(SysUser::getDeptId, deptId)
-        lqw.orderByAsc(SysUser::getUserId);
+            .orderByAsc(SysUser::getUserId)
-        return baseMapper.selectVoList(lqw);
+            .voList();
     }
 
     /**
@@ -578,8 +582,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
     @Cacheable(cacheNames = CacheNames.SYS_USER_NAME, key = "#userId")
     @Override
     public String selectUserNameById(Long userId) {
-        SysUser sysUser = baseMapper.selectOne(new LambdaQueryWrapper<SysUser>()
+        SysUser sysUser = baseMapper.lambda()
-            .select(SysUser::getUserName).eq(SysUser::getUserId, userId));
+            .select(SysUser::getUserName)
+            .eq(SysUser::getUserId, userId)
+            .one();
         return ObjectUtils.notNullGetter(sysUser, SysUser::getUserName);
     }
 
@@ -592,8 +598,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
     @Override
     @Cacheable(cacheNames = CacheNames.SYS_NICKNAME, key = "#userId")
     public String selectNicknameById(Long userId) {
-        SysUser sysUser = baseMapper.selectOne(new LambdaQueryWrapper<SysUser>()
+        SysUser sysUser = baseMapper.lambda()
-            .select(SysUser::getNickName).eq(SysUser::getUserId, userId));
+            .select(SysUser::getNickName)
+            .eq(SysUser::getUserId, userId)
+            .one();
         return ObjectUtils.notNullGetter(sysUser, SysUser::getNickName);
     }
 
@@ -623,8 +631,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public String selectPhonenumberById(Long userId) {
-        SysUser sysUser = baseMapper.selectOne(new LambdaQueryWrapper<SysUser>()
+        SysUser sysUser = baseMapper.lambda()
-            .select(SysUser::getPhoneNumber).eq(SysUser::getUserId, userId));
+            .select(SysUser::getPhoneNumber)
+            .eq(SysUser::getUserId, userId)
+            .one();
         return ObjectUtils.notNullGetter(sysUser, SysUser::getPhoneNumber);
     }
 
@@ -636,8 +646,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public String selectEmailById(Long userId) {
-        SysUser sysUser = baseMapper.selectOne(new LambdaQueryWrapper<SysUser>()
+        SysUser sysUser = baseMapper.lambda()
-            .select(SysUser::getEmail).eq(SysUser::getUserId, userId));
+            .select(SysUser::getEmail)
+            .eq(SysUser::getUserId, userId)
+            .one();
         return ObjectUtils.notNullGetter(sysUser, SysUser::getEmail);
     }
 
@@ -649,13 +661,14 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     @Override
     public UserDTO selectById(Long userId) {
-        SysUserVo vo = baseMapper.selectVoOne(new LambdaQueryWrapper<SysUser>()
+        SysUserVo vo = baseMapper.lambda()
             .select(SysUser::getUserId, SysUser::getDeptId, SysUser::getUserName,
                 SysUser::getNickName, SysUser::getUserType, SysUser::getEmail,
                 SysUser::getPhoneNumber, SysUser::getGender, SysUser::getStatus,
                 SysUser::getCreateTime)
             .eq(SysUser::getStatus, SystemConstants.NORMAL)
-            .eq(SysUser::getUserId, userId));
+            .eq(SysUser::getUserId, userId)
+            .voOne();
         return BeanUtil.copyProperties(vo, UserDTO.class);
     }
 
@@ -670,13 +683,14 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
         if (CollUtil.isEmpty(userIds)) {
             return List.of();
         }
-        List<SysUserVo> list = baseMapper.selectVoList(new LambdaQueryWrapper<SysUser>()
+        List<SysUserVo> list = baseMapper.lambda()
             .select(SysUser::getUserId, SysUser::getDeptId, SysUser::getUserName,
                 SysUser::getNickName, SysUser::getUserType, SysUser::getEmail,
                 SysUser::getPhoneNumber, SysUser::getGender, SysUser::getStatus,
                 SysUser::getCreateTime)
             .eq(SysUser::getStatus, SystemConstants.NORMAL)
-            .in(SysUser::getUserId, userIds));
+            .in(SysUser::getUserId, userIds)
+            .voList();
         return BeanUtil.copyToList(list, UserDTO.class);
     }
 
@@ -691,8 +705,7 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
         if (CollUtil.isEmpty(roleIds)) {
             return List.of();
         }
-        List<SysUserRole> userRoles = userRoleMapper.selectList(
+        List<SysUserRole> userRoles = userRoleMapper.lambda().in(SysUserRole::getRoleId, roleIds).list();
-            new LambdaQueryWrapper<SysUserRole>().in(SysUserRole::getRoleId, roleIds));
         return StreamUtils.toList(userRoles, SysUserRole::getUserId);
     }
 
@@ -709,8 +722,7 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
         }
 
         // 通过角色ID获取用户角色信息
-        List<SysUserRole> userRoles = userRoleMapper.selectList(
+        List<SysUserRole> userRoles = userRoleMapper.lambda().in(SysUserRole::getRoleId, roleIds).list();
-            new LambdaQueryWrapper<SysUserRole>().in(SysUserRole::getRoleId, roleIds));
 
         // 获取用户ID列表
         Set<Long> userIds = StreamUtils.toSet(userRoles, SysUserRole::getUserId);
@@ -729,10 +741,11 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
         if (CollUtil.isEmpty(deptIds)) {
             return List.of();
         }
-        List<SysUserVo> list = baseMapper.selectVoList(new LambdaQueryWrapper<SysUser>()
+        List<SysUserVo> list = baseMapper.lambda()
             .select(SysUser::getUserId, SysUser::getUserName, SysUser::getNickName, SysUser::getEmail, SysUser::getPhoneNumber)
             .eq(SysUser::getStatus, SystemConstants.NORMAL)
-            .in(SysUser::getDeptId, deptIds));
+            .in(SysUser::getDeptId, deptIds)
+            .voList();
         return BeanUtil.copyToList(list, UserDTO.class);
     }
 
@@ -749,8 +762,7 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
         }
 
         // 通过岗位ID获取用户岗位信息
-        List<SysUserPost> userPosts = userPostMapper.selectList(
+        List<SysUserPost> userPosts = userPostMapper.lambda().in(SysUserPost::getPostId, postIds).list();
-            new LambdaQueryWrapper<SysUserPost>().in(SysUserPost::getPostId, postIds));
 
         // 获取用户ID列表
         Set<Long> userIds = StreamUtils.toSet(userPosts, SysUserPost::getUserId);
@@ -769,11 +781,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
         if (CollUtil.isEmpty(userIds)) {
             return Collections.emptyMap();
         }
-        List<SysUser> list = baseMapper.selectList(
+        List<SysUser> list = baseMapper.lambda()
-            new LambdaQueryWrapper<SysUser>()
+            .select(SysUser::getUserId, SysUser::getNickName)
-                .select(SysUser::getUserId, SysUser::getNickName)
+            .in(SysUser::getUserId, userIds)
-                .in(SysUser::getUserId, userIds)
+            .list();
-        );
         return StreamUtils.toMap(list, SysUser::getUserId, SysUser::getNickName);
     }
 

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/mapper/FlwCategoryMapper.java

@@ -1,8 +1,6 @@
 package org.dromara.workflow.mapper;
 
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import org.dromara.common.mybatis.core.mapper.BaseMapperPlus;
-import org.dromara.common.mybatis.helper.DataBaseHelper;
 import org.dromara.workflow.domain.FlowCategory;
 import org.dromara.workflow.domain.vo.FlowCategoryVo;
 
@@ -25,9 +23,10 @@ public interface FlwCategoryMapper extends BaseMapperPlus<FlowCategory, FlowCate
      * @return 包含子流程分类的列表
      */
     default List<FlowCategory> selectListByParentId(Long parentId) {
-        return this.selectList(new LambdaQueryWrapper<FlowCategory>()
+        return this.lambda()
             .select(FlowCategory::getCategoryId)
-            .apply(DataBaseHelper.findInSet(parentId, "ancestors")));
+            .findInSet(parentId, FlowCategory::getAncestors)
+            .list();
     }
 
     /**

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/mapper/FlwInstanceBizExtMapper.java

@@ -1,7 +1,6 @@
 package org.dromara.workflow.mapper;
 
 import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import org.dromara.common.mybatis.core.mapper.BaseMapperPlus;
 import org.dromara.workflow.domain.FlowInstanceBizExt;
 
@@ -23,8 +22,9 @@ public interface FlwInstanceBizExtMapper extends BaseMapperPlus<FlowInstanceBizE
      */
     default int saveOrUpdateByInstanceId(FlowInstanceBizExt entity) {
         // 查询是否存在
-        FlowInstanceBizExt exist = this.selectOne(new LambdaQueryWrapper<FlowInstanceBizExt>()
+        FlowInstanceBizExt exist = this.lambda()
-            .eq(FlowInstanceBizExt::getInstanceId, entity.getInstanceId()));
+            .eq(FlowInstanceBizExt::getInstanceId, entity.getInstanceId())
+            .one();
 
         if (ObjectUtil.isNotNull(exist)) {
             // 存在就带上主键更新
@@ -43,8 +43,7 @@ public interface FlwInstanceBizExtMapper extends BaseMapperPlus<FlowInstanceBizE
      * @return 删除的行数
      */
     default int deleteByInstId(Long instanceId) {
-        return this.delete(new LambdaQueryWrapper<FlowInstanceBizExt>()
+        return this.lambda().eq(FlowInstanceBizExt::getInstanceId, instanceId).deleteCount();
-            .eq(FlowInstanceBizExt::getInstanceId, instanceId));
     }
 
     /**
@@ -54,8 +53,7 @@ public interface FlwInstanceBizExtMapper extends BaseMapperPlus<FlowInstanceBizE
      * @return 删除的行数
      */
     default int deleteByInstIds(Collection<Long> instanceIds) {
-        return this.delete(new LambdaQueryWrapper<FlowInstanceBizExt>()
+        return this.lambda().in(FlowInstanceBizExt::getInstanceId, instanceIds).deleteCount();
-            .in(FlowInstanceBizExt::getInstanceId, instanceIds));
     }
 
 }

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwCategoryServiceImpl.java

@@ -10,7 +10,6 @@ import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.SystemConstants;
 import org.dromara.common.core.exception.ServiceException;
 import org.dromara.common.core.utils.*;
-import org.dromara.common.mybatis.helper.DataBaseHelper;
 import org.dromara.warm.flow.core.service.DefService;
 import org.dromara.warm.flow.orm.entity.FlowDefinition;
 import org.dromara.warm.flow.ui.service.CategoryService;
@@ -64,8 +63,10 @@ public class FlwCategoryServiceImpl implements IFlwCategoryService, CategoryServ
         if (ObjectUtil.isNull(categoryId)) {
             return null;
         }
-        FlowCategory category = baseMapper.selectOne(new LambdaQueryWrapper<FlowCategory>()
+        FlowCategory category = baseMapper.lambda()
-            .select(FlowCategory::getCategoryName).eq(FlowCategory::getCategoryId, categoryId));
+            .select(FlowCategory::getCategoryName)
+            .eq(FlowCategory::getCategoryId, categoryId)
+            .one();
         return ObjectUtils.notNullGetter(category, FlowCategory::getCategoryName);
     }
 
@@ -80,9 +81,10 @@ public class FlwCategoryServiceImpl implements IFlwCategoryService, CategoryServ
         if (CollUtil.isEmpty(categoryIds)) {
             return Collections.emptyMap();
         }
-        List<FlowCategory> list = baseMapper.selectList(new LambdaQueryWrapper<FlowCategory>()
+        List<FlowCategory> list = baseMapper.lambda()
             .select(FlowCategory::getCategoryId, FlowCategory::getCategoryName)
-            .in(FlowCategory::getCategoryId, categoryIds));
+            .in(FlowCategory::getCategoryId, categoryIds)
+            .list();
         return StreamUtils.toMap(list, FlowCategory::getCategoryId, FlowCategory::getCategoryName);
     }
 
@@ -145,10 +147,11 @@ public class FlwCategoryServiceImpl implements IFlwCategoryService, CategoryServ
      */
     @Override
     public boolean checkCategoryNameUnique(FlowCategoryBo category) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<FlowCategory>()
+        boolean exist = baseMapper.lambda()
             .eq(FlowCategory::getCategoryName, category.getCategoryName())
             .eq(FlowCategory::getParentId, category.getParentId())
-            .ne(ObjectUtil.isNotNull(category.getCategoryId()), FlowCategory::getCategoryId, category.getCategoryId()));
+            .neIfPresent(FlowCategory::getCategoryId, category.getCategoryId())
+            .exists();
         return !exist;
     }
 
@@ -173,8 +176,7 @@ public class FlwCategoryServiceImpl implements IFlwCategoryService, CategoryServ
      */
     @Override
     public boolean hasChildByCategoryId(Long categoryId) {
-        return baseMapper.exists(new LambdaQueryWrapper<FlowCategory>()
+        return baseMapper.lambda().eq(FlowCategory::getParentId, categoryId).exists();
-            .eq(FlowCategory::getParentId, categoryId));
     }
 
     /**
@@ -255,8 +257,9 @@ public class FlwCategoryServiceImpl implements IFlwCategoryService, CategoryServ
      * @param oldAncestors 旧的父ID集合
      */
     private void updateCategoryChildren(Long categoryId, String newAncestors, String oldAncestors) {
-        List<FlowCategory> children = baseMapper.selectList(new LambdaQueryWrapper<FlowCategory>()
+        List<FlowCategory> children = baseMapper.lambda()
-            .apply(DataBaseHelper.findInSet(categoryId, "ancestors")));
+            .findInSet(categoryId, FlowCategory::getAncestors)
+            .list();
         List<FlowCategory> list = new ArrayList<>();
         for (FlowCategory child : children) {
             FlowCategory category = new FlowCategory();

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwDefinitionServiceImpl.java

@@ -16,6 +16,7 @@ import org.dromara.common.core.utils.StreamUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.json.utils.JsonUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.warm.flow.core.dto.DefJson;
 import org.dromara.warm.flow.core.enums.NodeType;
 import org.dromara.warm.flow.core.enums.PublishStatus;
@@ -121,7 +122,8 @@ public class FlwDefinitionServiceImpl implements IFlwDefinitionService {
     @Override
     @Transactional(rollbackFor = Exception.class)
     public boolean publish(Long id) {
-        List<FlowNode> flowNodes = flowNodeMapper.selectList(new LambdaQueryWrapper<FlowNode>().eq(FlowNode::getDefinitionId, id));
+        List<FlowNode> flowNodes = flowNodeMapper.selectList(
+            QueryBuilder.lambda(FlowNode.class).eq(FlowNode::getDefinitionId, id).build());
         List<String> errorMsg = new ArrayList<>();
         if (CollUtil.isNotEmpty(flowNodes)) {
             String applyNodeCode = flwCommonService.applyNodeCode(id);

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwInstanceServiceImpl.java

@@ -4,8 +4,7 @@ import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.convert.Convert;
 import cn.hutool.core.util.ObjectUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.github.yulichang.toolkit.JoinWrappers;
 import com.github.yulichang.wrapper.MPJLambdaWrapper;
@@ -17,6 +16,7 @@ import org.dromara.common.core.exception.ServiceException;
 import org.dromara.common.core.utils.StreamUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.warm.flow.core.FlowEngine;
 import org.dromara.warm.flow.core.constant.ExceptionCons;
@@ -185,7 +185,10 @@ public class FlwInstanceServiceImpl implements IFlwInstanceService {
      */
     @Override
     public FlowInstance selectInstByBusinessId(String businessId) {
-        return flowInstanceMapper.selectOne(new LambdaQueryWrapper<FlowInstance>().eq(FlowInstance::getBusinessId, businessId));
+        return flowInstanceMapper.selectOne(
+            QueryBuilder.lambda(FlowInstance.class)
+                .eq(FlowInstance::getBusinessId, businessId)
+                .build());
     }
 
     /**
@@ -219,7 +222,10 @@ public class FlwInstanceServiceImpl implements IFlwInstanceService {
     @Override
     @Transactional(rollbackFor = Exception.class)
     public boolean deleteByBusinessIds(List<String> businessIds) {
-        List<FlowInstance> flowInstances = flowInstanceMapper.selectList(new LambdaQueryWrapper<FlowInstance>().in(FlowInstance::getBusinessId, businessIds));
+        List<FlowInstance> flowInstances = flowInstanceMapper.selectList(
+            QueryBuilder.lambda(FlowInstance.class)
+                .in(FlowInstance::getBusinessId, businessIds)
+                .build());
         if (CollUtil.isEmpty(flowInstances)) {
             log.warn("未找到对应的流程实例信息，无法执行删除操作。");
             return false;
@@ -393,10 +399,11 @@ public class FlwInstanceServiceImpl implements IFlwInstanceService {
         // 再组装历史任务（已处理任务）
         List<FlowHisTaskVo> hisTaskVos = new ArrayList<>();
         List<FlowHisTask> hisTasks = flowHisTaskMapper.selectList(
-            new LambdaQueryWrapper<FlowHisTask>()
+            QueryBuilder.lambda(FlowHisTask.class)
                 .eq(FlowHisTask::getInstanceId, instanceId)
                 .eq(FlowHisTask::getNodeType, NodeType.BETWEEN.getKey())
                 .orderByDesc(FlowHisTask::getUpdateTime)
+                .build()
         );
         if (CollUtil.isNotEmpty(hisTasks)) {
             hisTaskVos = BeanUtil.copyToList(hisTasks, FlowHisTaskVo.class);
@@ -418,10 +425,9 @@ public class FlwInstanceServiceImpl implements IFlwInstanceService {
      */
     @Override
     public void updateStatus(Long instanceId, String status) {
-        LambdaUpdateWrapper<FlowInstance> wrapper = new LambdaUpdateWrapper<>();
+        flowInstanceMapper.update(Wrappers.lambdaUpdate(FlowInstance.class)
-        wrapper.set(FlowInstance::getFlowStatus, status);
+            .set(FlowInstance::getFlowStatus, status)
-        wrapper.eq(FlowInstance::getId, instanceId);
+            .eq(FlowInstance::getId, instanceId));
-        flowInstanceMapper.update(wrapper);
     }
 
     /**

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwSpelServiceImpl.java

@@ -1,7 +1,6 @@
 package org.dromara.workflow.service.impl;
 
 import cn.hutool.core.collection.CollUtil;
-import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -135,9 +134,10 @@ public class FlwSpelServiceImpl implements IFlwSpelService {
      */
     private void validEntityBeforeSave(FlowSpel entity){
         if (StringUtils.isNotBlank(entity.getViewSpel())) {
-            boolean exists = baseMapper.exists(new LambdaQueryWrapper<FlowSpel>()
+            boolean exists = baseMapper.lambda()
                 .eq(FlowSpel::getViewSpel, entity.getViewSpel())
-                .ne(ObjectUtil.isNotNull(entity.getId()), FlowSpel::getId, entity.getId()));
+                .neIfPresent(FlowSpel::getId, entity.getId())
+                .exists();
             if (exists) {
                 throw new ServiceException("SpEL表达式已存在，请勿重复添加");
             }
@@ -193,11 +193,10 @@ public class FlwSpelServiceImpl implements IFlwSpelService {
         if (CollUtil.isEmpty(viewSpels)) {
             return Collections.emptyMap();
         }
-        List<FlowSpel> list = baseMapper.selectList(
+        List<FlowSpel> list = baseMapper.lambda()
-            new LambdaQueryWrapper<FlowSpel>()
+            .select(FlowSpel::getViewSpel, FlowSpel::getRemark)
-                .select(FlowSpel::getViewSpel, FlowSpel::getRemark)
+            .in(FlowSpel::getViewSpel, viewSpels)
-                .in(FlowSpel::getViewSpel, viewSpels)
+            .list();
-        );
         return StreamUtils.toMap(list, FlowSpel::getViewSpel, x ->
             StringUtils.isEmpty(x.getRemark()) ? "" : x.getRemark()
         );

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java

@@ -7,7 +7,6 @@ import cn.hutool.core.lang.Dict;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.core.util.StrUtil;
 import com.baomidou.lock.annotation.Lock4j;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -21,6 +20,7 @@ import org.dromara.common.core.validate.AddGroup;
 import org.dromara.common.core.validate.EditGroup;
 import org.dromara.common.json.utils.JsonUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.query.QueryBuilder;
 import org.dromara.common.mybatis.utils.IdGeneratorUtil;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.system.api.domain.UserDTO;
@@ -121,8 +121,9 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
         FlowInstanceBizExt bizExt = startProcessBo.getBizExt();
 
         // 获取已有流程实例
-        FlowInstance flowInstance = flowInstanceMapper.selectOne(new LambdaQueryWrapper<>(FlowInstance.class)
+        FlowInstance flowInstance = flowInstanceMapper.selectOne(QueryBuilder.lambda(FlowInstance.class)
-            .eq(FlowInstance::getBusinessId, businessId));
+            .eq(FlowInstance::getBusinessId, businessId)
+            .build());
 
         if (ObjectUtil.isNotNull(flowInstance)) {
             // 已存在流程
@@ -339,8 +340,9 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
         }
         // 添加抄送人记录
         FlowHisTask flowHisTask = flowHisTaskMapper.selectList(
-            new LambdaQueryWrapper<>(FlowHisTask.class)
+            QueryBuilder.lambda(FlowHisTask.class)
-                .eq(FlowHisTask::getTaskId, task.getId())).get(0);
+                .eq(FlowHisTask::getTaskId, task.getId())
+                .build()).get(0);
         FlowNode flowNode = new FlowNode();
         flowNode.setNodeCode(flowHisTask.getTargetNodeCode());
         flowNode.setNodeName(flowHisTask.getTargetNodeName());
@@ -599,7 +601,9 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
      */
     @Override
     public List<FlowTask> selectByIdList(Collection<Long> taskIdList) {
-        return flowTaskMapper.selectList(new LambdaQueryWrapper<>(FlowTask.class).in(FlowTask::getId, taskIdList));
+        return flowTaskMapper.selectList(QueryBuilder.lambda(FlowTask.class)
+            .in(FlowTask::getId, taskIdList)
+            .build());
     }
 
     /**
@@ -713,7 +717,9 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
      */
     @Override
     public FlowHisTask selectHisTaskById(Long taskId) {
-        return flowHisTaskMapper.selectOne(new LambdaQueryWrapper<>(FlowHisTask.class).eq(FlowHisTask::getId, taskId));
+        return flowHisTaskMapper.selectOne(QueryBuilder.lambda(FlowHisTask.class)
+            .eq(FlowHisTask::getId, taskId)
+            .build());
     }
 
     /**
@@ -724,7 +730,9 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
      */
     @Override
     public List<FlowTask> selectByInstId(Long instanceId) {
-        return flowTaskMapper.selectList(new LambdaQueryWrapper<>(FlowTask.class).eq(FlowTask::getInstanceId, instanceId));
+        return flowTaskMapper.selectList(QueryBuilder.lambda(FlowTask.class)
+            .eq(FlowTask::getInstanceId, instanceId)
+            .build());
     }
 
     /**
@@ -735,7 +743,9 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
      */
     @Override
     public List<FlowTask> selectByInstIds(Collection<Long> instanceIds) {
-        return flowTaskMapper.selectList(new LambdaQueryWrapper<>(FlowTask.class).in(FlowTask::getInstanceId, instanceIds));
+        return flowTaskMapper.selectList(QueryBuilder.lambda(FlowTask.class)
+            .in(FlowTask::getInstanceId, instanceIds)
+            .build());
     }
 
     /**
@@ -746,7 +756,9 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
      */
     @Override
     public boolean isTaskEnd(Long instanceId) {
-        boolean exists = flowTaskMapper.exists(new LambdaQueryWrapper<FlowTask>().eq(FlowTask::getInstanceId, instanceId));
+        boolean exists = flowTaskMapper.exists(QueryBuilder.lambda(FlowTask.class)
+            .eq(FlowTask::getInstanceId, instanceId)
+            .build());
         return !exists;
     }
 
@@ -897,9 +909,10 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
      */
     @Override
     public FlowNode getByNodeCode(String nodeCode, Long definitionId) {
-        return flowNodeMapper.selectOne(new LambdaQueryWrapper<FlowNode>()
+        return flowNodeMapper.selectOne(QueryBuilder.lambda(FlowNode.class)
             .eq(FlowNode::getNodeCode, nodeCode)
-            .eq(FlowNode::getDefinitionId, definitionId));
+            .eq(FlowNode::getDefinitionId, definitionId)
+            .build());
     }
 
     /**