!871 update 优化数据库字段类型处理

* update 扩展数据库字段类型支持，增加浮点型和其他类型的规范化处理

ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/constant/GenConstants.java

@@ -108,26 +108,29 @@ public interface GenConstants {
     /**
      * 数据库字符串类型
      */
-    String[] COLUMNTYPE_STR = {"char", "varchar", "enum", "set", "nchar", "nvarchar", "varchar2", "nvarchar2"};
+    String[] COLUMNTYPE_STR = {"char", "varchar", "enum", "set", "nchar", "nvarchar", "varchar2", "nvarchar2",
+        "long varchar", "long nvarchar", "uniqueidentifier", "uuid", "json", "jsonb", "xml"};
 
     /**
      * 数据库文本类型
      */
     String[] COLUMNTYPE_TEXT = {"tinytext", "text", "mediumtext", "longtext", "binary", "varbinary", "blob",
-        "ntext", "image", "bytea"};
+        "ntext", "image", "bytea", "clob", "nclob", "long", "long raw", "raw"};
 
     /**
      * 数据库时间类型
      */
     String[] COLUMNTYPE_TIME = {"datetime", "time", "date", "timestamp", "year", "interval",
-        "smalldatetime", "datetime2", "datetimeoffset", "timestamptz"};
+        "smalldatetime", "datetime2", "datetimeoffset", "timestamptz", "timestamp with time zone",
+        "timestamp without time zone", "time with time zone", "time without time zone"};
 
     /**
      * 数据库数字类型
      */
     String[] COLUMNTYPE_NUMBER = {"tinyint", "smallint", "mediumint", "int", "int2", "int4", "int8", "number", "integer",
-        "bit", "bigint", "float", "float4", "float8", "double", "decimal", "numeric", "real", "double precision",
+        "bit", "boolean", "bool", "bigint", "float", "float4", "float8", "double", "decimal", "dec", "fixed",
-        "smallserial", "serial", "bigserial", "money", "smallmoney"};
+        "numeric", "real", "double precision", "binary_float", "binary_double", "smallserial", "serial",
+        "serial2", "serial4", "serial8", "bigserial", "money", "smallmoney"};
 
     /**
      * BO对象 不需要添加字段
@@ -233,6 +236,11 @@ public interface GenConstants {
      */
     String TYPE_DOUBLE = "Double";
 
+    /**
+     * 单精度浮点型
+     */
+    String TYPE_FLOAT = "Float";
+
     /**
      * 高精度计算类型
      */

ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/domain/GenTableColumn.java

@@ -156,7 +156,7 @@ public class GenTableColumn extends BaseEntity {
         }
         if (StringUtils.equalsAny(this.javaType,
             GenConstants.TYPE_LONG, GenConstants.TYPE_INTEGER, GenConstants.TYPE_DOUBLE,
-            "Float", GenConstants.TYPE_BIGDECIMAL)) {
+            GenConstants.TYPE_FLOAT, GenConstants.TYPE_BIGDECIMAL)) {
             return "number";
         }
         if (StringUtils.equals(this.javaType, GenConstants.TYPE_BOOLEAN)) {
@@ -174,7 +174,7 @@ public class GenTableColumn extends BaseEntity {
         if (StringUtils.equals(this.javaType, GenConstants.TYPE_BOOLEAN)) {
             return "true";
         }
-        if (StringUtils.equalsAny(this.javaType, GenConstants.TYPE_INTEGER, GenConstants.TYPE_LONG)) {
+        if (isNumberType()) {
             return "0";
         }
         return "'0'";
@@ -189,12 +189,23 @@ public class GenTableColumn extends BaseEntity {
         if (StringUtils.equals(this.javaType, GenConstants.TYPE_BOOLEAN)) {
             return "false";
         }
-        if (StringUtils.equalsAny(this.javaType, GenConstants.TYPE_INTEGER, GenConstants.TYPE_LONG)) {
+        if (isNumberType()) {
             return "1";
         }
         return "'1'";
     }
 
+    /**
+     * 判断当前字段是否为数值类型。
+     *
+     * @return 数值类型返回 {@code true}
+     */
+    public boolean isNumberType() {
+        return StringUtils.equalsAny(this.javaType,
+            GenConstants.TYPE_INTEGER, GenConstants.TYPE_LONG, GenConstants.TYPE_DOUBLE,
+            GenConstants.TYPE_FLOAT, GenConstants.TYPE_BIGDECIMAL);
+    }
+
     /**
      * 是否为日期范围查询字段。
      *

ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/util/GenUtils.java

@@ -46,7 +46,7 @@ public class GenUtils {
      * @param table  所属业务表对象
      */
     public static void initColumnField(GenTableColumn column, GenTable table) {
-        String dataType = getDbType(column.getColumnType()).toLowerCase();
+        String dataType = normalizeDbType(getDbType(column.getColumnType()));
         // 统一转小写 避免有些数据库默认大写问题 如果需要特别书写方式 请在实体类增加注解标注别名
         String columnName = column.getColumnName().toLowerCase();
         Integer columnLength = getColumnLength(column.getColumnType());
@@ -150,16 +150,20 @@ public class GenUtils {
         if (isBooleanColumn(dataType, columnLength, columnScale, columnName)) {
             return GenConstants.TYPE_BOOLEAN;
         }
-        if (arraysContains(new String[]{"decimal", "numeric", "money", "smallmoney"}, dataType)) {
+        if (arraysContains(new String[]{"decimal", "dec", "fixed", "numeric", "money", "smallmoney"}, dataType)) {
-            return columnScale > 0 ? GenConstants.TYPE_BIGDECIMAL : resolveIntegerJavaType(columnLength);
+            return GenConstants.TYPE_BIGDECIMAL;
         }
-        if (arraysContains(new String[]{"float", "float4", "float8", "double", "real", "double precision"}, dataType)) {
+        if (arraysContains(new String[]{"float4", "real", "binary_float"}, dataType)) {
+            return GenConstants.TYPE_FLOAT;
+        }
+        if (arraysContains(new String[]{"float", "float8", "double", "double precision", "binary_double"}, dataType)) {
             return GenConstants.TYPE_DOUBLE;
         }
-        if (arraysContains(new String[]{"bigint", "int8", "bigserial"}, dataType)) {
+        if (arraysContains(new String[]{"bigint", "int8", "bigserial", "serial8"}, dataType)) {
             return GenConstants.TYPE_LONG;
         }
-        if (arraysContains(new String[]{"smallint", "mediumint", "int", "int2", "int4", "integer", "smallserial", "serial"}, dataType)) {
+        if (arraysContains(new String[]{"tinyint", "smallint", "mediumint", "int", "int2", "int4", "integer",
+            "smallserial", "serial", "serial2", "serial4"}, dataType)) {
             return GenConstants.TYPE_INTEGER;
         }
         if (StringUtils.equals(dataType, "number")) {
@@ -171,6 +175,19 @@ public class GenUtils {
         return GenConstants.TYPE_LONG;
     }
 
+    /**
+     * 规范化数据库字段类型，去除 MySQL 等数据库的类型修饰。
+     *
+     * @param dataType 数据库字段类型
+     * @return 规范化后的数据库字段类型
+     */
+    private static String normalizeDbType(String dataType) {
+        return StringUtils.trim(dataType)
+            .toLowerCase()
+            .replace(" unsigned", "")
+            .replace(" zerofill", "");
+    }
+
     /**
      * 根据整数字段长度解析 Java 类型。
      *

ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/util/TemplateEngineUtils.java

@@ -718,7 +718,16 @@ public class TemplateEngineUtils {
         if (StringUtils.equals(column.getJavaType(), GenConstants.TYPE_LONG)) {
             return value + "L";
         }
-        if (StringUtils.equalsAny(column.getJavaType(), GenConstants.TYPE_INTEGER, GenConstants.TYPE_DOUBLE, GenConstants.TYPE_BIGDECIMAL)) {
+        if (StringUtils.equals(column.getJavaType(), GenConstants.TYPE_FLOAT)) {
+            return value + "F";
+        }
+        if (StringUtils.equals(column.getJavaType(), GenConstants.TYPE_DOUBLE)) {
+            return value + "D";
+        }
+        if (StringUtils.equals(column.getJavaType(), GenConstants.TYPE_BIGDECIMAL)) {
+            return "new java.math.BigDecimal(\"" + value + "\")";
+        }
+        if (StringUtils.equals(column.getJavaType(), GenConstants.TYPE_INTEGER)) {
             return value;
         }
         return "\"" + value + "\"";
@@ -735,7 +744,8 @@ public class TemplateEngineUtils {
         if (ObjectUtil.isNull(column) || StringUtils.isBlank(value)) {
             return "undefined";
         }
-        if (StringUtils.equalsAny(column.getJavaType(), GenConstants.TYPE_LONG, GenConstants.TYPE_INTEGER, GenConstants.TYPE_DOUBLE, GenConstants.TYPE_BIGDECIMAL)) {
+        if (StringUtils.equalsAny(column.getJavaType(), GenConstants.TYPE_LONG, GenConstants.TYPE_INTEGER,
+            GenConstants.TYPE_DOUBLE, GenConstants.TYPE_FLOAT, GenConstants.TYPE_BIGDECIMAL)) {
             return value;
         }
         return "'" + value + "'";