--- a/src/java.base/share/classes/sun/net/NetworkServer.java Fri Jul 06 09:27:32 2018 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,151 +0,0 @@
-/*
- * Copyright (c) 1995, 2011, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package sun.net;
-
-import java.io.*;
-import java.net.Socket;
-import java.net.ServerSocket;
-
-/**
- * This is the base class for network servers. To define a new type
- * of server define a new subclass of NetworkServer with a serviceRequest
- * method that services one request. Start the server by executing:
- * <pre>
- * new MyServerClass().startServer(port);
- * </pre>
- */
-public class NetworkServer implements Runnable, Cloneable {
- /** Socket for communicating with client. */
- public Socket clientSocket = null;
- private Thread serverInstance;
- private ServerSocket serverSocket;
-
- /** Stream for printing to the client. */
- public PrintStream clientOutput;
-
- /** Buffered stream for reading replies from client. */
- public InputStream clientInput;
-
- /** Close an open connection to the client. */
- public void close() throws IOException {
- clientSocket.close();
- clientSocket = null;
- clientInput = null;
- clientOutput = null;
- }
-
- /** Return client connection status */
- public boolean clientIsOpen() {
- return clientSocket != null;
- }
-
- public final void run() {
- if (serverSocket != null) {
- Thread.currentThread().setPriority(Thread.MAX_PRIORITY);
- // System.out.print("Server starts " + serverSocket + "\n");
- while (true) {
- try {
- Socket ns = serverSocket.accept();
-// System.out.print("New connection " + ns + "\n");
- NetworkServer n = (NetworkServer)clone();
- n.serverSocket = null;
- n.clientSocket = ns;
- new Thread(null, n, "NetworkServer", 0, false).start();
- } catch(Exception e) {
- System.out.print("Server failure\n");
- e.printStackTrace();
- try {
- serverSocket.close();
- } catch(IOException e2) {}
- System.out.print("cs="+serverSocket+"\n");
- break;
- }
- }
-// close();
- } else {
- try {
- clientOutput = new PrintStream(
- new BufferedOutputStream(clientSocket.getOutputStream()),
- false, "ISO8859_1");
- clientInput = new BufferedInputStream(clientSocket.getInputStream());
- serviceRequest();
- // System.out.print("Service handler exits
- // "+clientSocket+"\n");
- } catch(Exception e) {
- // System.out.print("Service handler failure\n");
- // e.printStackTrace();
- }
- try {
- close();
- } catch(IOException e2) {}
- }
- }
-
- /** Start a server on port <i>port</i>. It will call serviceRequest()
- for each new connection. */
- public final void startServer(int port) throws IOException {
- serverSocket = new ServerSocket(port, 50);
- serverInstance = new Thread(null, this, "NetworkServer", 0, false);
- serverInstance.start();
- }
-
- /** Service one request. It is invoked with the clientInput and
- clientOutput streams initialized. This method handles one client
- connection. When it is done, it can simply exit. The default
- server just echoes it's input. It is invoked in it's own private
- thread. */
- public void serviceRequest() throws IOException {
- byte buf[] = new byte[300];
- int n;
- clientOutput.print("Echo server " + getClass().getName() + "\n");
- clientOutput.flush();
- while ((n = clientInput.read(buf, 0, buf.length)) >= 0) {
- clientOutput.write(buf, 0, n);
- }
- }
-
- public static void main(String argv[]) {
- try {
- new NetworkServer ().startServer(8888);
- } catch (IOException e) {
- System.out.print("Server failed: "+e+"\n");
- }
- }
-
- /**
- * Clone this object;
- */
- public Object clone() {
- try {
- return super.clone();
- } catch (CloneNotSupportedException e) {
- // this shouldn't happen, since we are Cloneable
- throw new InternalError(e);
- }
- }
-
- public NetworkServer () {
- }
-}