filter1.java

来自「郭克华j2ee高级框架实战教学视频源代码 这个是比较值得一看的 由郭克华博士」· Java 代码 · 共 30 行

package 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 Filter1 implements Filter {

	public void init(FilterConfig arg0) throws ServletException {
		System.out.println("过滤器初始化");//服务器启动时作
	}
	public void destroy() {
		System.out.println("过滤器destroy");
	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		System.out.println("过滤器doFilter");//提交时作,接受了get,post各种提交
		arg2.doFilter(arg0, arg1);
	}



}