| /* |
| * Copyright (c) 2012, 2015, 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 com.sun.hotspot.igv.connection; |
| |
| import com.sun.hotspot.igv.data.GraphDocument; |
| import com.sun.hotspot.igv.data.services.GroupCallback; |
| import com.sun.hotspot.igv.settings.Settings; |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.nio.channels.ServerSocketChannel; |
| import java.nio.channels.SocketChannel; |
| import java.util.prefs.PreferenceChangeEvent; |
| import java.util.prefs.PreferenceChangeListener; |
| import org.openide.DialogDisplayer; |
| import org.openide.NotifyDescriptor; |
| import org.openide.util.RequestProcessor; |
| |
| /** |
| * |
| * @author Thomas Wuerthinger |
| */ |
| public class Server implements PreferenceChangeListener { |
| private final boolean binary; |
| private ServerSocketChannel serverSocket; |
| private final GraphDocument rootDocument; |
| private final GroupCallback callback; |
| private int port; |
| private Runnable serverRunnable; |
| |
| public Server(GraphDocument rootDocument, GroupCallback callback, boolean binary) { |
| this.binary = binary; |
| this.rootDocument = rootDocument; |
| this.callback = callback; |
| initializeNetwork(); |
| Settings.get().addPreferenceChangeListener(this); |
| } |
| |
| @Override |
| public void preferenceChange(PreferenceChangeEvent e) { |
| |
| int curPort = Integer.parseInt(Settings.get().get(binary ? Settings.PORT_BINARY : Settings.PORT, binary ? Settings.PORT_BINARY_DEFAULT : Settings.PORT_DEFAULT)); |
| if (curPort != port) { |
| initializeNetwork(); |
| } |
| } |
| |
| private void initializeNetwork() { |
| |
| int curPort = Integer.parseInt(Settings.get().get(binary ? Settings.PORT_BINARY : Settings.PORT, binary ? Settings.PORT_BINARY_DEFAULT : Settings.PORT_DEFAULT)); |
| this.port = curPort; |
| try { |
| serverSocket = ServerSocketChannel.open(); |
| serverSocket.bind(new InetSocketAddress(curPort)); |
| } catch (Throwable ex) { |
| NotifyDescriptor message = new NotifyDescriptor.Message("Could not create server. Listening for incoming binary data is disabled.", NotifyDescriptor.ERROR_MESSAGE); |
| DialogDisplayer.getDefault().notifyLater(message); |
| return; |
| } |
| |
| Runnable runnable = new Runnable() { |
| |
| @Override |
| public void run() { |
| while (true) { |
| try { |
| SocketChannel clientSocket = serverSocket.accept(); |
| if (serverRunnable != this) { |
| clientSocket.close(); |
| return; |
| } |
| RequestProcessor.getDefault().post(new Client(clientSocket, rootDocument, callback, binary), 0, Thread.MAX_PRIORITY); |
| } catch (IOException ex) { |
| serverSocket = null; |
| NotifyDescriptor message = new NotifyDescriptor.Message("Error during listening for incoming connections. Listening for incoming binary data is disabled.", NotifyDescriptor.ERROR_MESSAGE); |
| DialogDisplayer.getDefault().notifyLater(message); |
| return; |
| } |
| } |
| } |
| }; |
| |
| serverRunnable = runnable; |
| |
| RequestProcessor.getDefault().post(runnable, 0, Thread.MAX_PRIORITY); |
| } |
| } |