encodingfilter.java

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package com.wssd;

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 destroy() {
		// TODO Auto-generated method stub
		
	}

	public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
		HttpServletRequest hReq=(HttpServletRequest)req;
		HttpServletResponse hRes = (HttpServletResponse)res;
		hReq.setCharacterEncoding("UTF-8");
		hRes.setCharacterEncoding("UTF-8");
		System.out.println("*******before encode filter");
		chain.doFilter(hReq, hRes);
		
		System.out.println("********after encode filter******");
		
	}


	public void init(FilterConfig arg0) throws ServletException {
		// TODO Auto-generated method stub
		
	}
	
}