package web.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;

public class EncodingFilter implements Filter
{
	public void init(FilterConfig filterConfig)throws ServletException
	{
		System.out.println("** 過濾器初始化...") ;
	}
	
	public void doFilter(ServletRequest request,ServletResponse response,FilterChain chain)throws IOException,ServletException
	{
		try
		{
			request.setCharacterEncoding("gbk") ;	
		}
		catch (Exception e)
		{
			e.printStackTrace();
		}
		chain.doFilter(request,response) ;
	}
	
	public void destroy()
	{
		 System.out.println("** 過濾器銷毀...") ;
	}
}