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37 lines
929 B
37 lines
929 B
package com.ruoyi.common.utils.sql; |
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import com.ruoyi.common.exception.BaseException; |
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import com.ruoyi.common.utils.StringUtils; |
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/** |
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* sql操作工具类 |
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* |
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* @author ruoyi |
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*/ |
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public class SqlUtil |
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{ |
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/** |
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* 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） |
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*/ |
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public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+"; |
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/** |
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* 检查字符，防止注入绕过 |
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*/ |
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public static String escapeOrderBySql(String value) |
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{ |
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if (StringUtils.isNotEmpty(value) && !isValidOrderBySql(value)) |
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{ |
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throw new BaseException("参数不符合规范，不能进行查询"); |
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} |
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return value; |
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} |
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/** |
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* 验证 order by 语法是否符合规范 |
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*/ |
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public static boolean isValidOrderBySql(String value) |
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{ |
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return value.matches(SQL_PATTERN); |
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} |
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}
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