From 2051819d2db44d11ecb53dba6326e66431ebe0b9 Mon Sep 17 00:00:00 2001 From: RuoYi Date: Mon, 13 Jun 2022 21:07:11 +0800 Subject: [PATCH] =?UTF-8?q?=E5=88=A0=E9=99=A4=E5=A4=9A=E4=BD=99=E7=9A=84?= =?UTF-8?q?=E5=B7=A5=E5=85=B7=E7=B1=BB?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../java/com/ruoyi/common/core/utils/ReUtil.java | 164 --------------------- 1 file changed, 164 deletions(-) delete mode 100644 ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ReUtil.java diff --git a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ReUtil.java b/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ReUtil.java deleted file mode 100644 index 960ed2c..0000000 --- a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ReUtil.java +++ /dev/null @@ -1,164 +0,0 @@ -package com.ruoyi.common.core.utils; - -import java.util.Arrays; -import java.util.Collection; -import java.util.HashSet; -import java.util.Set; -import java.util.regex.Matcher; -import java.util.regex.Pattern; - -import com.ruoyi.common.core.text.Convert; -import com.ruoyi.common.core.utils.StringUtils; - -public class ReUtil -{ - public final static Pattern GROUP_VAR = Pattern.compile("\\$(\\d+)"); - - /** - * 正则中需要被转义的关键字 - */ - public final static Set RE_KEYS = new HashSet<>( - Arrays.asList('$', '(', ')', '*', '+', '.', '[', ']', '?', '\\', '^', '{', '}', '|')); - - /** - * 正则替换指定值
- * 通过正则查找到字符串,然后把匹配到的字符串加入到replacementTemplate中,$1表示分组1的字符串 - * - *

- * 例如:原字符串是:中文1234,我想把1234换成(1234),则可以: - * - *

-     * ReUtil.replaceAll("中文1234", "(\\d+)", "($1)"))
-     *
-     * 结果:中文(1234)
-     * 
- * - * @param content 文本 - * @param regex 正则 - * @param replacementTemplate 替换的文本模板,可以使用$1类似的变量提取正则匹配出的内容 - * @return 处理后的文本 - */ - public static String replaceAll(CharSequence content, String regex, String replacementTemplate) - { - final Pattern pattern = Pattern.compile(regex, Pattern.DOTALL); - return replaceAll(content, pattern, replacementTemplate); - } - - /** - * 正则替换指定值
- * 通过正则查找到字符串,然后把匹配到的字符串加入到replacementTemplate中,$1表示分组1的字符串 - * - * @param content 文本 - * @param pattern {@link Pattern} - * @param replacementTemplate 替换的文本模板,可以使用$1类似的变量提取正则匹配出的内容 - * @return 处理后的文本 - * @since 3.0.4 - */ - public static String replaceAll(CharSequence content, Pattern pattern, String replacementTemplate) - { - if (StringUtils.isEmpty(content)) - { - return StringUtils.EMPTY; - } - - final Matcher matcher = pattern.matcher(content); - boolean result = matcher.find(); - if (result) - { - final Set varNums = findAll(GROUP_VAR, replacementTemplate, 1, new HashSet<>()); - final StringBuffer sb = new StringBuffer(); - do - { - String replacement = replacementTemplate; - for (String var : varNums) - { - int group = Integer.parseInt(var); - replacement = replacement.replace("$" + var, matcher.group(group)); - } - matcher.appendReplacement(sb, escape(replacement)); - result = matcher.find(); - } - while (result); - matcher.appendTail(sb); - return sb.toString(); - } - return Convert.toStr(content); - } - - /** - * 取得内容中匹配的所有结果 - * - * @param 集合类型 - * @param pattern 编译后的正则模式 - * @param content 被查找的内容 - * @param group 正则的分组 - * @param collection 返回的集合类型 - * @return 结果集 - */ - public static > T findAll(Pattern pattern, CharSequence content, int group, - T collection) - { - if (null == pattern || null == content) - { - return null; - } - - if (null == collection) - { - throw new NullPointerException("Null collection param provided!"); - } - - final Matcher matcher = pattern.matcher(content); - while (matcher.find()) - { - collection.add(matcher.group(group)); - } - return collection; - } - - /** - * 转义字符,将正则的关键字转义 - * - * @param c 字符 - * @return 转义后的文本 - */ - public static String escape(char c) - { - final StringBuilder builder = new StringBuilder(); - if (RE_KEYS.contains(c)) - { - builder.append('\\'); - } - builder.append(c); - return builder.toString(); - } - - /** - * 转义字符串,将正则的关键字转义 - * - * @param content 文本 - * @return 转义后的文本 - */ - public static String escape(CharSequence content) - { - if (StringUtils.isBlank(content)) - { - return StringUtils.EMPTY; - } - - final StringBuilder builder = new StringBuilder(); - int len = content.length(); - char current; - for (int i = 0; i < len; i++) - { - current = content.charAt(i); - if (RE_KEYS.contains(current)) - { - builder.append('\\'); - } - builder.append(current); - } - return builder.toString(); - } - -}