- package com.sunnish.util;
- import java.util.regex.Pattern;
- public class FunctionUtil {
- public static void main(String[] args)
- {
- String str="<p><font size=/"2/"><span style="/" mce_style="/""font-size: 10.5pt/">依据绩效管理体系的规定,公司决定于</span><span style="/" mce_style="/""font-size: 10.5pt/">2008</span><span style="/" mce_style="/""font-size: 10.5pt/">年</span><span style="/" mce_style="/""font-size: 10.5pt/">12</span><span style="/" mce_style="/""font-size: 10.5pt/">月</span><span style="/" mce_style="/""font-size: 10.5pt/">22</span><span style="/" mce_style="/""font-size: 10.5pt/">日</span><span style="/" mce_style="/""font-size: 10.5pt/">-2009</span><span style="/" mce_style="/""font-size: 10.5pt/">年</span><span style="/" mce_style="/""font-size: 10.5pt/">1</span><span style="/" mce_style="/""font-size: 10.5pt/">月</span><span style="/" mce_style="/""font-size: 10.5pt/"> 23& </span><span style="/" mce_style="/""font-size: 10.5pt/">日期间进行</span><span style="/" mce_style="/""font-size: 10.5pt/">2008</span><span style="/" mce_style="/""font-size: 10.5pt/">年年度绩效考评工作,具体事项如下:</span></font></p>";
- String str_text=Html2Text(str);
- System.out.println(str_text);
- String slice=abbreviate(str_text,60,"...");
- System.out.println(slice);
- }
- /**
- * @param str:
- * source string
- * @param width:
- * string's byte width
- * @param ellipsis:
- * a string added to abbreviate string bottom
- * @return String Object
- * @deprecated 这个函数是用来对输入的字符串进行截取的功能
- */
- public static String abbreviate(String str, int width, String ellipsis) {
- if (str == null || "".equals(str)) {
- return "";
- }
- int d = 0; // byte length
- int n = 0; // char length
- for (; n < str.length(); n++) {
- d = (int) str.charAt(n) > 256 ? d + 2 : d + 1;
- if (d > width) {
- break;
- }
- }
- if (d > width) {
- n = n - ellipsis.length() / 2;
- return str.substring(0, n > 0 ? n : 0) + ellipsis;
- }
- return str = str.substring(0, n);
- }
- /**
- * @param str:
- * source string
- * @param width:
- * string's byte width
- * @param ellipsis:
- * a string added to abbreviate string bottom
- * @return String Object
- * @deprecated 这个函数是用来对输入字符的HTML代码进行过滤
- */
- public static String Html2Text(String inputString) {
- String htmlStr = inputString; //含html标签的字符串
- String textStr ="";
- java.util.regex.Pattern p_script;
- java.util.regex.Matcher m_script;
- java.util.regex.Pattern p_style;
- java.util.regex.Matcher m_style;
- java.util.regex.Pattern p_html;
- java.util.regex.Matcher m_html;
- java.util.regex.Pattern p_html1;
- java.util.regex.Matcher m_html1;
- try {
- String regEx_script = "<[//s]*?script[^>]*?>[//s//S]*?<[//s]*?///[//s]*?script[//s]*?>"; //定义script的正则表达式{或<script[^>]*?>[//s//S]*?<///script> }
- String regEx_style = "<[//s]*?style[^>]*?>[//s//S]*?<[//s]*?///[//s]*?style[//s]*?>"; //定义style的正则表达式{或<style[^>]*?>[//s//S]*?<///style> }
- String regEx_html = "<[^>]+>"; //定义HTML标签的正则表达式
- String regEx_html1 = "<[^>]+";
- p_script = Pattern.compile(regEx_script,Pattern.CASE_INSENSITIVE);
- m_script = p_script.matcher(htmlStr);
- htmlStr = m_script.replaceAll(""); //过滤script标签
- p_style = Pattern.compile(regEx_style,Pattern.CASE_INSENSITIVE);
- m_style = p_style.matcher(htmlStr);
- htmlStr = m_style.replaceAll(""); //过滤style标签
- p_html = Pattern.compile(regEx_html,Pattern.CASE_INSENSITIVE);
- m_html = p_html.matcher(htmlStr);
- htmlStr = m_html.replaceAll(""); //过滤html标签
- p_html1 = Pattern.compile(regEx_html1,Pattern.CASE_INSENSITIVE);
- m_html1 = p_html1.matcher(htmlStr);
- htmlStr = m_html1.replaceAll(""); //过滤html标签
- textStr = htmlStr;
- }catch(Exception e) {
- System.err.println("Html2Text: " + e.getMessage());
- }
- return textStr;//返回文本字符串
- }
- }