userfilter.java

酒店网上预订系统 （网上预订酒店）

package tarena.netctoss.filter;

import java.io.IOException;

import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class UserFilter extends HttpFilter {

	@Override
	public void doFilter(HttpServletRequest request,
			HttpServletResponse response, FilterChain chain)
			throws IOException, ServletException {
		// TODO Auto-generated method stub
		System.out.println("start UserFilter()");
		super.doFilter(request, response, chain);
	}

}