filtertest.java

来自「利用servlet写的用户注册登陆」· Java 代码 · 共 30 行

package com.tarena.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 FilterTest implements Filter {

	public void destroy() {
		System.out.println("FilterTest.destroy()");
	}

	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		System.out.println("FilterTest.doFilter() before servlet");
		chain.doFilter(request, response);
		System.out.println("FilterTest.doFilter() after servlet");
	}

	public void init(FilterConfig config) throws ServletException {
		System.out.println("FilterTest.init()");
	}

}