myfilter.java

mp3购物网站 使用struts框架

package com.yourcompany.ext;

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.HttpServletResponse;

public class MyFilter implements Filter {

	public void destroy() {

	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		arg0.setCharacterEncoding("GB2312");
		arg1.setCharacterEncoding("GB2312");
//		HttpServletResponse response = (HttpServletResponse) arg1;
//		response.setHeader("Cache-Control", "no-cache");
//		response.setHeader("Pragma", "no-cache");
//		response.setDateHeader("Expires", 0);
		arg2.doFilter(arg0, arg1);
	}

	public void init(FilterConfig arg0) throws ServletException {

	}

}