Response重定向

类中代码

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package com.yin;   import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException;   public class RedirectServlet extends HttpServlet {       @Override     protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {        resp.sendRedirect("/response1_war/img");            }       @Override     protected void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {         super.doGet(req, resp);     } }

　　 web.xml中代码

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<servlet>     <servlet-name>red</servlet-name>     <servlet-class>com.yin.RedirectServlet</servlet-class> </servlet> <servlet-mapping>     <servlet-name>red</servlet-name>     <url-pattern>/re</url-pattern> </servlet-mapping>