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/** * DealingCharacter.java * Description: * @author li.b * @version 2.0 * Jun 27, 2008 */ public class DealingCharacter { /** * Description: 转译特殊符号标签 * @param value 需要处理的字符串 * @return */ public static String filter(String value) { if(value == null || value.length() == 0) return value; StringBuffer result = null; String filtered = null; for(int i = 0; i < value.length(); i++) { filtered = null; switch(value.charAt(i)) { case 60: // ‘<‘ filtered = "<"; break; case 62: // ‘>‘ filtered = ">"; break; case 38: // ‘&‘ filtered = "&"; break; case 34: // ‘"‘ filtered = """; break; case 39: // ‘/‘‘ filtered = "'"; break; } if(result == null) { if(filtered != null) { result = new StringBuffer(value.length() + 50); if(i > 0) result.append(value.substring(0, i)); result.append(filtered); } } else if(filtered == null) result.append(value.charAt(i)); else result.append(filtered); } return result != null ? result.toString() : value; } public static void main(String[] args) { System.out.println(DealingCharacter.filter("<HTML>sdfasfas</HTML>")); } }
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原文地址：http://www.cnblogs.com/xubuhang/p/4341672.html
