...
    String  body = "";
    FileReader file =  null ;
     try  {
           file =  new  FileReader("1.gif");
          }  catch (FileNotFoundException e) {
                System.err.println("Could not open " );
          }
          BufferedReader br =  new  BufferedReader(file);
          String line = "";
           try  {
	    while  ((line = br.readLine())!=  null ) {
	   body += line ;
		       }
          }  catch (IOException e) {
	  System.err.println(" Error" );
          }
         String response = "HTTP/1.1 200 OK\n" 
                      + "Content-Type: image/gif\n" 
                      + "Content-Length: " + body.length() + "\n" 
                      + "\n" 
                      + body;			  
					  
        try  {
            int  length =  0 ;
           
            while  (true) {
                ...
               //считывание данных от клиента
               
               outStream = socket.getOutputStream();
               outStream.write(response.getBytes());
               outStream.flush();
           }
       }  catch  (IOException e) {
           e.printStackTrace();
       }
....

....
ServerSocket serverSocket =  null ;
        Socket socket =  null ;
         try  {
            serverSocket =  new  ServerSocket(SERVER_PORT);
            
             while  (true) {
                socket = serverSocket.accept();
                HttpRequestHandler httpRequestHandler = 
									 new  HttpRequestHandler(socket);
                Thread thread =  new  Thread(httpRequestHandler);
				thread.start(); //ЗДЕСЬ ВЫЗЫВАЕТСЯ ТО ЧТО ОПИСАНО ВЫШЕ в моем пред посте
...