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dute7liang
2023-12-19 22:25:27 +08:00
parent 5676aa7fde
commit 5b04a92a55
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package com.bashi.common.utils.sql;
import cn.hutool.core.lang.Validator;
import com.bashi.common.exception.BaseException;
/**
* sql操作工具类
*
* @author duteliang
*/
public class SqlUtil
{
/**
* 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)
*/
public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
/**
* 检查字符,防止注入绕过
*/
public static String escapeOrderBySql(String value)
{
if (Validator.isNotEmpty(value) && !isValidOrderBySql(value))
{
throw new BaseException("参数不符合规范,不能进行查询");
}
return value;
}
/**
* 验证 order by 语法是否符合规范
*/
public static boolean isValidOrderBySql(String value)
{
return value.matches(SQL_PATTERN);
}
}