第一种编写一个过滤器EncodingFilter.java
package com.hsp.filter;
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;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class EncodingFilter implements Filter{
public void doFilter(ServletRequest req, ServletResponse resp,
FilterChain chain) throws IOException, ServletException {
HttpServletRequest request = (HttpServletRequest)req;
HttpServletResponse response = (HttpServletResponse)resp;
//设置字符集
request.setCharacterEncoding("UTF-8");
//如果继续执行其他的操作,必须显示的执行如下语句
chain.doFilter(request, response);
}
public void destroy() {
// TODO Auto-generated method stub
}
public void init(FilterConfig arg0) throws ServletException {
// TODO Auto-generated method stub
}
}
第二种