优化代码

ruoyi-common/src/main/java/com/ruoyi/common/core/text/Convert.java

@@ -713,7 +713,7 @@ public class Convert
         }
         if (value instanceof Double)
         {
-            return new BigDecimal((Double) value);
+            return BigDecimal.valueOf((Double) value);
         }
         if (value instanceof Integer)
         {

ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java

@@ -116,8 +116,7 @@ public class FileUtils
         // 路径为文件且不为空则进行删除
         if (file.isFile() && file.exists())
         {
-            file.delete();
+            flag = file.delete();
-            flag = true;
         }
         return flag;
     }
@@ -289,5 +288,4 @@ public class FileUtils
         String baseName = FilenameUtils.getBaseName(fileName);
         return baseName;
     }
-
 }

ruoyi-common/src/main/java/com/ruoyi/common/utils/sql/SqlUtil.java

@@ -13,7 +13,7 @@ public class SqlUtil
     /**
      * 定义常用的 sql关键字
      */
-    public static String SQL_REGEX = "select |insert |delete |update |drop |count |exec |chr |mid |master |truncate |char |and |declare ";
+    public static String SQL_REGEX = "and |extractvalue|updatexml|exec |insert |select |delete |update |drop |count |chr |mid |master |truncate |char |declare |or |+|user()";
 
     /**
      * 仅支持字母、数字、下划线、空格、逗号、小数点（支持多个字段排序）