encodingfilter.java

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/**
 * Copyright: Copyright (c) 2004 Handson
 * Description: 
 * Title: EncodingFilter.java
 * @author Administrator
 * @Version:1.0
 */
package cn.handson.utils;

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;

/**
 * @author Administrator
 * 
 */
public class EncodingFilter implements Filter {

	private String encoding = "GB2312";

	public void init(FilterConfig filterConfig) throws ServletException {
		encoding = filterConfig.getInitParameter("encoding");
	}

	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {

		HttpServletRequest httpRequest = (HttpServletRequest) request;
		HttpServletResponse httpResponse = (HttpServletResponse) response;

		httpRequest.setCharacterEncoding(encoding);
		chain.doFilter(httpRequest, httpResponse);
		
		
		
		
	}

	public void destroy() {

	}
}