过滤器实例 ● 举例：test,jsp,SimpleFilter,java package cc.openhome; import java.io.*; import javax.servlet.*; public class SimpleFilter implements Filter {//init方法 public void init(FilterConfig filterConfig) throws ServletException l/destroy方法 public void destroy(){} 过滤器实例 ⚫ 举例： test.jsp, SimpleFilter.java package cc.openhome; import java.io.*; import javax.servlet.*; public class SimpleFilter implements Filter { //init方法 public void init(FilterConfig filterConfig) throws ServletException { } //destroy方法 public void destroy(){} ｝