修复Xss注解字段值为空时的异常问题

RuoYi

2022-02-10 ea9437eacfece70c11b217472b832df21f9113ef

修复Xss注解字段值为空时的异常问题

 src/main/java/com/ruoyi/common/xss/XssValidator.java

@@ -1,5 +1,6 @@
package com.ruoyi.common.xss;



import com.ruoyi.common.utils.StringUtils;

import javax.validation.ConstraintValidator;

import javax.validation.ConstraintValidatorContext;

import java.util.regex.Matcher;

@@ -12,15 +13,19 @@
 */

public class XssValidator implements ConstraintValidator<Xss, String>

{

    private final String HTML_PATTERN = "<(\\S*?)[^>]*>.*?|<.*? />";

    private static final String HTML_PATTERN = "<(\\S*?)[^>]*>.*?|<.*? />";



    @Override

    public boolean isValid(String value, ConstraintValidatorContext constraintValidatorContext)

    {

        if (StringUtils.isBlank(value))

        {

            return true;

        }

        return !containsHtml(value);

    }



    public boolean containsHtml(String value)

    public static boolean containsHtml(String value)

    {

        Pattern pattern = Pattern.compile(HTML_PATTERN);

        Matcher matcher = pattern.matcher(value);