encodingfilter.java

介绍Ajax功能

package com.yourcompany.struts;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.*;
import javax.servlet.http.*;

public class EncodingFilter implements Filter {

	private FilterConfig filterCofig = null;

	public void init(FilterConfig config) throws ServletException {
		filterCofig = config;
	}

	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws ServletException {
		HttpServletRequest httpRequest = (HttpServletRequest) request;

		try {
			httpRequest.setCharacterEncoding("gb2312");
			System.out.println("gb2312");
			chain.doFilter(request, response);
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		this.filterCofig = null;
	}

}