工具类（3）HTML相关的正则表达式工具类(FileUtils文件工具类)

编辑：rootadmin

推荐整理分享工具类（3）HTML相关的正则表达式工具类(FileUtils文件工具类)，希望有所帮助，仅作参考，欢迎阅读内容。

文章相关热门搜索词:dateutils 工具类,java解析xml工具类,dateutils 工具类,FileUtils文件工具类,工具类型,dateutils 工具类,dateutils 工具类,FileUtils文件工具类,内容如对您有帮助，希望把文章链接给更多的朋友！

该工具类由开源项目中获得

public class HtmlRegexpUtils {

private final static String regxpForHtml = "<([^>]*)>"; // 过滤所有以<开头以>结尾的标签private final static String regxpForImgTag = "<\s*img\s&#;([^>]*)\s*>"; // 找出IMG标签private final static String regxpForImaTagSrcAttrib = "src="([^"]&#;)""; // 找出IMG标签的SRC属性public HtmlRegexpUtils() {}/*** 基本功能：替换标记以正常显示* @param input* @return String*/public String replaceTag(String input) {if (!hasSpecialChars(input)) {return input;}StringBuffer filtered = new StringBuffer(input.length());char c;for (int i = 0; i <= input.length() - 1; i&#;&#;) {c = input.charAt(i);switch (c) {case '<':filtered.append("<");break;case '>':filtered.append(">");break;case '"':filtered.append(""");break;case '&':filtered.append("&");break;default:filtered.append(c);}}return (filtered.toString());}/*** 基本功能：判断标记是否存在* @param input* @return boolean*/public boolean hasSpecialChars(String input) {boolean flag = false;if ((input != null) && (input.length() > 0)) {char c;for (int i = 0; i <= input.length() - 1; i&#;&#;) {c = input.charAt(i);switch (c) {case '>':flag = true;break;case '<':flag = true;break;case '"':flag = true;break;case '&':flag = true;break;}}}return flag;}/*** 基本功能：过滤所有以"<"开头以">"结尾的标签* @param str* @return String*/public static String filterHtml(String str) {Pattern pattern = Pattern.compile(regxpForHtml);Matcher matcher = pattern.matcher(str);StringBuffer sb = new StringBuffer();boolean result1 = matcher.find();while (result1) {matcher.appendReplacement(sb, "");result1 = matcher.find();}matcher.appendTail(sb);return sb.toString();}/*** 基本功能：过滤指定标签* @param str* @param tag 指定标签* @return String*/public static String fiterHtmlTag(String str, String tag) {String regxp = "<\s*" &#; tag &#; "\s&#;([^>]*)\s*>";Pattern pattern = Pattern.compile(regxp);Matcher matcher = pattern.matcher(str);StringBuffer sb = new StringBuffer();boolean result1 = matcher.find();while (result1) {matcher.appendReplacement(sb, "");result1 = matcher.find();}matcher.appendTail(sb);return sb.toString();}/*** 基本功能：替换指定的标签* @param str* @param beforeTag 要替换的标签* @param tagAttrib 要替换的标签属性&#;* @param startTag 新标签开始标记* @param endTag 新标签结束标记* @return String* @如：替换img标签的src属性&#;为[img]属性&#;[/img]*/public static String replaceHtmlTag(String str, String beforeTag,String tagAttrib, String startTag, String endTag) {String regxpForTag = "<\s*" &#; beforeTag &#; "\s&#;([^>]*)\s*>";String regxpForTagAttrib = tagAttrib &#; "="([^"]&#;)"";Pattern patternForTag = Pattern.compile(regxpForTag);Pattern patternForAttrib = Pattern.compile(regxpForTagAttrib);Matcher matcherForTag = patternForTag.matcher(str);StringBuffer sb = new StringBuffer();boolean result = matcherForTag.find();while (result) {StringBuffer sbreplace = new StringBuffer();Matcher matcherForAttrib = patternForAttrib.matcher(matcherForTag.group(1));if (matcherForAttrib.find()) {matcherForAttrib.appendReplacement(sbreplace, startTag&#; matcherForAttrib.group(1) &#; endTag);}matcherForTag.appendReplacement(sb, sbreplace.toString());result = matcherForTag.find();}matcherForTag.appendTail(sb);return sb.toString();}}

android怎么彻底关闭一个程序本文为转载：

Android开源项目（非组件）转自：

工具类（6）字符串操作工具类 publicclassStringUtils{privatefinalstaticPatternemailer=Pattern.compile(\w([-.]\w)*@\w([-.]\w)*\.\w([-.]\w)*);//privatefinalstaticSimpleDateFormatdateFormater=new//SimpleDateFormat(yyyy-MM-ddHH