修改tomcat的conf/server.xml解决网页乱码
2016-06-17 10:45
555 查看
——后台
转码
str= new String(str.getBytes("iso8859-1"),"gb2312");
str= new String(str.getBytes("iso8859-1"),"GBK");
servlet中
response.setContentType("text/html; charset=GBK");
——前台
JSP中乱码
<%@ page language="java" contentType="text/html;charset=GBK" pageEncoding="GBK" %>
——服务器 tomcat中
更改 Tomcat\conf\server.xml,指定浏览器的编码格式为“简体中文”:
把
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443" />
改成
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443" URIEncoding="GBK"/>
——web.xml中添加一个过滤器
<filter>
<filter-name>CharacterEncodingFilter</filter-name>
<filter-class>com.worthtech.app.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>ignore</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>CharacterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
Java 代码
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
public class CharacterEncodingFilter implements Filter {
private String encoding=null;
private boolean ignore=true;
public void destroy() {
// TODO Auto-generated method stub
encoding=null;
}
/**
* 过滤请求,用户提交请求时起作用
*/
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
// TODO Auto-generated method stub
if(ignore||request.getCharacterEncoding()==null){
String encoding=getEncoding();
if(encoding!=null){
request.setCharacterEncoding(encoding);
}
}
// System.out.println("encoding===="+encoding);
response.setContentType("text/html;charset="+encoding);
// do something here
//当前工作全部完成后,将请求放开给过滤器链的下一filter
chain.doFilter(request, response);
}
public void init(FilterConfig filterConfig) throws ServletException {
// TODO Auto-generated method stub
this.encoding=filterConfig.getInitParameter("encoding");
String value=filterConfig.getInitParameter("ignore");
if(value==null){
this.ignore=true;
}else if(value.equalsIgnoreCase("true")){
this.ignore=true;
}else if(value.equalsIgnoreCase("yes")){
this.ignore=true;
}else{
this.ignore=false;
}
}
protected String getEncoding(){
return this.encoding;
}
}
转码
str= new String(str.getBytes("iso8859-1"),"gb2312");
str= new String(str.getBytes("iso8859-1"),"GBK");
servlet中
response.setContentType("text/html; charset=GBK");
——前台
JSP中乱码
<%@ page language="java" contentType="text/html;charset=GBK" pageEncoding="GBK" %>
——服务器 tomcat中
更改 Tomcat\conf\server.xml,指定浏览器的编码格式为“简体中文”:
把
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443" />
改成
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443" URIEncoding="GBK"/>
——web.xml中添加一个过滤器
<filter>
<filter-name>CharacterEncodingFilter</filter-name>
<filter-class>com.worthtech.app.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>ignore</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>CharacterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
Java 代码
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
public class CharacterEncodingFilter implements Filter {
private String encoding=null;
private boolean ignore=true;
public void destroy() {
// TODO Auto-generated method stub
encoding=null;
}
/**
* 过滤请求,用户提交请求时起作用
*/
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
// TODO Auto-generated method stub
if(ignore||request.getCharacterEncoding()==null){
String encoding=getEncoding();
if(encoding!=null){
request.setCharacterEncoding(encoding);
}
}
// System.out.println("encoding===="+encoding);
response.setContentType("text/html;charset="+encoding);
// do something here
//当前工作全部完成后,将请求放开给过滤器链的下一filter
chain.doFilter(request, response);
}
public void init(FilterConfig filterConfig) throws ServletException {
// TODO Auto-generated method stub
this.encoding=filterConfig.getInitParameter("encoding");
String value=filterConfig.getInitParameter("ignore");
if(value==null){
this.ignore=true;
}else if(value.equalsIgnoreCase("true")){
this.ignore=true;
}else if(value.equalsIgnoreCase("yes")){
this.ignore=true;
}else{
this.ignore=false;
}
}
protected String getEncoding(){
return this.encoding;
}
}
相关文章推荐
- 关于为什么jar包放入classpath为什么启动tomcat还报找不到类的错误
- Apache和tomcat的区别
- Tomcat学习总结(5)——Tomcat容器管理安全的几种验证方式
- Tomcat学习总结(5)——Tomcat容器管理安全的几种验证方式
- Apache Ant学习总结(二):使用Ant自动编译JavaWeb项目并打成war包发布到Tomcat中
- 生产环境下 nginx 和 tomcat的调优
- 将war包部署到tomcat根目录
- tomcat部署websocket 不起作用
- tomcat access日志
- Tomcat 7.0 配置文件上传虚拟路径
- tomcat启动时一闪而过问题(闪退)
- 修改tomcat服务器默认端口号
- 浅谈WebLogic和Tomcat
- tomcat安装ssl证书[推荐]
- Linux下Tomcat安装
- tomcat发布网站的三种方式
- tomcat的安装目录结构简介
- j2ee工程(即动态网站工程Dynamic Web Project),在tomcat容器下运行时(确切说是class文件在运行时),jar包的执行顺序
- tomcat服务器的搭建及介绍
- tomcat内存溢出