Java Filter 型内存马调试系列 (一)_filter 内存马 调试(1)

import java.io.IOException;

@WebServlet(urlPatterns = “/Filter1”)
public class MyServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.getWriter().println(“执行MyServlet–doPost方法

”);
}

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    this.doPost(request, response);
}

}

发布项目，并问：


![](https://img-blog.csdnimg.cn/85907f02ea96453f9a18b7d0e9f19e7f.png)


#### 使用 Filter 过滤器 和 Servlet


新建过滤器 MyFilter.java

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;

@WebFilter(urlPatterns = “/Filter1”)
public class MyFilter implements Filter {

@Override
public void init(Fi