Use RequestDispatcher to deploy requests in Servlets--include

Source: Internet
Author: User

There are two kinds of deployment methods, one is include for inclusion, one is forward, is forwarded out.

The Include method is tested first.

Some.java:

 PackageCc.openhome;Importjava.io.IOException;ImportJava.io.*;ImportJavax.servlet.RequestDispatcher;Importjavax.servlet.ServletException;ImportJavax.servlet.annotation.WebServlet;ImportJavax.servlet.http.HttpServlet;Importjavax.servlet.http.HttpServletRequest;ImportJavax.servlet.http.HttpServletResponse;/*** Servlet Implementation class Some*/@WebServlet ("/some.view") Public classSomeextendsHttpServlet {Private Static Final LongSerialversionuid = 1L; /**     * @seeHttpservlet#httpservlet ()*/     PublicSome () {Super(); //TODO auto-generated Constructor stub    }    /**     * @seeHttpservlet#doget (httpservletrequest request, httpservletresponse response)*/    protected voidDoget (HttpServletRequest request, httpservletresponse response)throwsservletexception, IOException {//TODO auto-generated Method StubPrintWriter out =Response.getwriter (); Out.println ("Some do one ..."); RequestDispatcher Dispatcher= Request.getrequestdispatcher ("Other.view");        Dispatcher.include (request, response); Out.println ("Some do tow ...");    Out.close (); }}

Otherservlet.java:

 PackageCc.openhome;Importjava.io.IOException;ImportJava.io.*;Importjavax.servlet.ServletException;ImportJavax.servlet.annotation.WebServlet;ImportJavax.servlet.http.HttpServlet;Importjavax.servlet.http.HttpServletRequest;ImportJavax.servlet.http.HttpServletResponse;/*** Servlet Implementation class Otherservlet*/@WebServlet ("/other.view") Public classOtherservletextendsHttpServlet {Private Static Final LongSerialversionuid = 1L; /**     * @seeHttpservlet#httpservlet ()*/     PublicOtherservlet () {Super(); //TODO auto-generated Constructor stub    }    /**     * @seeHttpservlet#doget (httpservletrequest request, httpservletresponse response)*/    protected voidDoget (HttpServletRequest request, httpservletresponse response)throwsservletexception, IOException {//TODO auto-generated Method StubPrintWriter out =Response.getwriter (); Out.println ("Other do one ..."); }}

Use RequestDispatcher to deploy requests in Servlets--include

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