|  | @@ -21,6 +21,11 @@ public class SqlUtil
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														|  |      public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
 |  |      public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
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														|  |  
 |  |  
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														|  |      /**
 |  |      /**
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														|  | 
 |  | +     * 限制orderBy最大长度
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														|  | 
 |  | +     */
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														|  | 
 |  | +    private static final int ORDER_BY_MAX_LENGTH = 500;
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														|  | 
 |  | +
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														|  | 
 |  | +    /**
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														|  |       * 检查字符,防止注入绕过
 |  |       * 检查字符,防止注入绕过
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														|  |       */
 |  |       */
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														|  |      public static String escapeOrderBySql(String value)
 |  |      public static String escapeOrderBySql(String value)
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														|  | @@ -29,6 +34,10 @@ public class SqlUtil
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														|  |          {
 |  |          {
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														|  |              throw new UtilException("参数不符合规范,不能进行查询");
 |  |              throw new UtilException("参数不符合规范,不能进行查询");
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														|  |          }
 |  |          }
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														|  | 
 |  | +        if (StringUtils.length(value) > ORDER_BY_MAX_LENGTH)
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														|  | 
 |  | +        {
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														|  | 
 |  | +            throw new UtilException("参数已超过最大限制,不能进行查询");
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														|  | 
 |  | +        }
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														|  |          return value;
 |  |          return value;
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														|  |      }
 |  |      }
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														|  |  
 |  |  
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