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The Java socket itself acts as Tomcat

Source: Internet
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 PackageTest.com.ict.testcountry;ImportJava.io.BufferedReader;ImportJava.io.InputStreamReader;ImportJava.io.OutputStreamWriter;Importjava.net.ConnectException;Importjava.net.InetSocketAddress;ImportJava.net.ServerSocket;ImportJava.net.Socket;Importjava.net.SocketTimeoutException;/*** Use socket to send and receive HTTP protocol messages *@authorLuoguansong [email protected]*/ Public classSockethttp { Public Static voidMain (string[] args) {Thread threadreceive=NewThread (Newtestreceivehttp ()); Threadreceive.start ();//thread threadsend=new Thread (new Testsendhttp ());//Threadsend.start ();    }} classTestsendhttpImplementsrunnable{@Override Public voidrun () {Try{String path= "/"; String Host= "localhost"; intPort = 50000; Socket Socket=NewSocket (); Inetsocketaddress Address=Newinetsocketaddress (host, Port); Socket.connect (Address,3000); OutputStreamWriter OSW=NewOutputStreamWriter (Socket.getoutputstream (), "Utf-8"); Osw.write ("GET" + path + "http/1.1\r\n"); Osw.write ("Host:" + host + "\ r \ n"); //the HTTP protocol must be followed by a newline at the end of the message header to notify the server that it is sent, or the server waitsOsw.write ("\ r \ n");            Osw.flush ();                         Socket.shutdownoutput (); BufferedReader BufferedReader=NewBufferedReader (NewInputStreamReader (Socket.getinputstream (), "Utf-8")); String Line=NULL;  while(line = Bufferedreader.readline ())! =NULL) {System.out.println (line);            } osw.close ();            Bufferedreader.close ();        Socket.close (); }Catch(connectexception e) {System.out.println ("Connection Failed"); }Catch(sockettimeoutexception e) {System.out.println ("Connection timed out"); }Catch(Exception e) {System.out.println (E.getmessage ()); }    }} classTestreceivehttpImplementsrunnable{@Override Public voidrun () {ServerSocket server;        Socket socket; Try{Server=NewServerSocket (50000); System.out.println ("Waiting for a 50000 port request");  while(true) {Socket=server.accept (); if(socket!=NULL){                    NewThread (NewTestreveivethread (socket)). Start (); }            }        }Catch(Exception e) {System.out.println (exception); }    }} classTestreveivethreadImplementsrunnable{socket socket;  PublicTestreveivethread (socket s) {socket=s; }     Public voidrun () {Try{BufferedReader BufferedReader=NewBufferedReader (NewInputStreamReader (Socket.getinputstream (), "Utf-8")); OutputStreamWriter OSW=NewOutputStreamWriter (Socket.getoutputstream (), "Utf-8"); String Line=NULL;  while((Line=bufferedreader.readline ())! =NULL) {System.out.println (line); if(Line.equals ("")){                     Break; }            }            //simulates an HTTP request to a Web site, and then forwards the content to the current HTTP request//String Path = "/";//String host = "Www.oschina.net";//int port = n;//Socket Socket2 = new socket (host, port);//OutputStreamWriter osw2 = new OutputStreamWriter (Socket2.getoutputstream (), "utf-8"); //osw2.write ("GET" + path + "http/1.1\r\n");//Osw2.write ("Host:" + host + "\ r \ n");//osw2.write ("\ r \ n");//Osw2.flush ();//BufferedReader bufferedReader2 = new BufferedReader (New InputStreamReader (Socket2.getinputstream (), "Utf-8") );//String line2 = null;//While ((line2 = Bufferedreader2.readline ()) = null) {//osw.write (line2+ "\ r \ n");//          }//bufferedreader2.close ();//osw2.close ();//socket2.close ();Osw.write ("http/1.1 ok\r\n"); Osw.write ("Server:apache-coyote/1.1\r\n"); Osw.write ("SET-COOKIE:JSESSIONID=03493794995CE31A0F131787B6C6CBB2; path=/; Httponly\r\n "); Osw.write ("Content-type:text/html;charset=utf-8\r\n"); Osw.write ("Transfer-encoding:chunked\r\n"); Osw.write ("Date:tue, 02:48:27 gmt\r\n"); Osw.write ("\ r \ n"); Osw.write ("C9\r\n"); Osw.write ("<! DOCTYPE HTML public \ "-//W3C//DTD HTML 4.01 transitional//en\" >\r\n "); Osw.write ("); Osw.write ("); Osw.write ("<body>\r\n"); Osw.write ("This is class Com.serv.myServ, using the GET method\r\n"); Osw.write ("</body>\r\n"); Osw.write ("); Osw.write ("\ r \ n"); Osw.write ("0"); Osw.write ("\ r \ n"); Osw.write ("\ r \ n");            Osw.flush ();            Bufferedreader.close ();            Osw.close ();        Socket.close (); }Catch(Exception e) {System.out.println ("Client accepts exception" +e.getmessage ()); }    }}

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The Java socket itself acts as Tomcat

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