2.把jsp文件<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>的pageEncoding设置为UTF-8
方法一:
http://xxx.do?ptname='我是中国人'
String strPtname = request.getParameter("ptname");
strPtname = new String(strPtname.getBytes("ISO-8859-1"), "UTF-8"); <wbr></wbr>
方法二:
<%@ page contentType="text/html;charset=gb2312" %>
<a href="ds.jsp?url=<%=java.net.URLEncoder.encode("编码的是这里","GB2312")%>">点击这里</a>
<%
//request.setCharacterEncoding("GBK");
if(request.getParameter("url")!=null)
{
str=request.getParameter("url");
str=java.net.URLDecoder.decode(str,"GB2312");
str=new String(str.getBytes("ISO-8859-1"));
out.print(str);
}
%>
==================================
public String chinatoString(String str)
<wbr><wbr><wbr><wbr> {</wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> String s=str;</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> try</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> {</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr> byte tempB[]=s.getBytes("ISO-8859-1");</wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr> s=new String(tempB);</wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr> return s;</wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> }</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> catch(Exception e)</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> {</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr> return s;</wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> }</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr> }</wbr></wbr></wbr>
====================================================
function URLencode(sStr)
<wbr><wbr><wbr> {</wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr> return escape(sStr).</wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> replace(/\+/g, '%2B').</wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> replace(/\"/g,'%22').</wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> replace(/\'/g, '%27').</wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> replace(/\//g,'%2F');</wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr> }</wbr></wbr></wbr>
方法三:
如果用jstl的话,可以自己写一个el的function,调用URLEncoder.encode来编码。
IE缺省对URL后面的参数是不编码发送的,但是tomat缺省是按ISO8859-1来进行URL解码,因此才会出现上述错误。好的做法是:
1、在URL参数中确保用UTF-8编码之,方法可以用js函数encodeURI(),或调用自定义的el function;
2、设置server.xml中的Connector熟悉URIEncoding="UTF-8",确保解码格式与编码格式统一;
方法四:
<script>
for(var i=0;i<document.links.length;i++){
document.links[i].href=encodeURI(document.links[i].href);
}
</script>
在action中,String s=request.getParameter("s");
s=new String(s.getBytes("iso-8859-1"),"gbk");
1在struts2里面,最好将所有字符都设成utf-8。
<wbr>1.1 在jsp页面设定字符编码。这边有必有说明的是如果是jsp+java bean+servlet的方案。中文乱码很好解决,统一设成gb2312就可以了。但如果用struts框架就不能设成gb2312,要改成utf-8。</wbr>
<%@ page contentType="text/html; charset=UTF-8"%>
<%@ page pageEncoding="UTF-8" %>
2.2 在struts.properties 添加:
struts.devMode=false
struts.enable.DynamicMethodInvocation=true
struts.i18n.reload=true
struts.ui.theme=simple
struts.locale=zh_CN
struts.i18n.encoding=UTF-8
struts.serve.static.browserCache=false
struts.url.includeParams=none
其中locale、encoding就是字符集的设定了。
<wbr> 2.3 在web.xml加个filter</wbr>
如下:
<wbr><!-- zh-cn encoding --></wbr>
<wbr><wbr><wbr> <filter></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr> <filter-name>struts-cleanup</filter-name></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr> <filter-class></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> org.apache.struts2.dispatcher.ActionContextCleanUp</wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr> </filter-class></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr> </filter><wbr><wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr> <filter-mapping></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr> <filter-name>struts-cleanup</filter-name></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr> <url-pattern>/*</url-pattern></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr> </filter-mapping><wbr></wbr></wbr></wbr></wbr>
通过上述方法,基本就可以搞定中文乱码的问题了。当然,也有例外。象在我的一个项目碰到一个中文乱码,就是从页面跳转到另一个页面,然后update进mysql。结果乱码。后来才发现是页面重复设定字符集了
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