/*
* Copyright (c) 1998, 2007, 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.
*
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package com.sun.hotspot.igv.connection;
import com.sun.hotspot.igv.data.Group;
import com.sun.hotspot.igv.data.services.GroupCallback;
import com.sun.hotspot.igv.data.services.GroupReceiver;
import com.sun.hotspot.igv.settings.Settings;
import java.awt.Component;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.prefs.PreferenceChangeEvent;
import java.util.prefs.PreferenceChangeListener;
import javax.swing.SwingUtilities;
import org.openide.DialogDisplayer;
import org.openide.NotifyDescriptor;
import org.openide.util.RequestProcessor;
/**
*
* @author Thomas Wuerthinger
*/
public class Server implements GroupCallback, GroupReceiver, PreferenceChangeListener {
private javax.swing.JPanel jPanel1;
private javax.swing.JCheckBox networkCheckBox;
private javax.swing.JTextField networkTextField;
private ServerSocket serverSocket;
private GroupCallback callback;
private int port;
private Runnable serverRunnable;
public Component init(GroupCallback callback) {
this.callback = callback;
jPanel1 = new javax.swing.JPanel();
networkTextField = new javax.swing.JTextField();
networkCheckBox = new javax.swing.JCheckBox();
jPanel1.setBorder(javax.swing.BorderFactory.createEmptyBorder(5, 5, 5, 5));
jPanel1.setLayout(new java.awt.BorderLayout(10, 10));
jPanel1.add(networkTextField, java.awt.BorderLayout.CENTER);
networkCheckBox.setSelected(true);
org.openide.awt.Mnemonics.setLocalizedText(networkCheckBox, "Receive when name contains");
networkCheckBox.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0));
networkCheckBox.setMargin(new java.awt.Insets(0, 0, 0, 0));
networkCheckBox.addChangeListener(new javax.swing.event.ChangeListener() {
public void stateChanged(javax.swing.event.ChangeEvent evt) {
networkCheckBoxChanged(evt);
}
});
jPanel1.add(networkCheckBox, java.awt.BorderLayout.WEST);
networkCheckBox.getAccessibleContext().setAccessibleName("Read from network when name contains");
initializeNetwork();
Settings.get().addPreferenceChangeListener(this);
return jPanel1;
}
private void networkCheckBoxChanged(javax.swing.event.ChangeEvent evt) {
networkTextField.setEnabled(networkCheckBox.isSelected());
}
public void preferenceChange(PreferenceChangeEvent e) {
int curPort = Integer.parseInt(Settings.get().get(Settings.PORT, Settings.PORT_DEFAULT));
if (curPort != port) {
initializeNetwork();
}
}
private void initializeNetwork() {
int curPort = Integer.parseInt(Settings.get().get(Settings.PORT, Settings.PORT_DEFAULT));
this.port = curPort;
try {
serverSocket = new java.net.ServerSocket(curPort);
} catch (IOException ex) {
NotifyDescriptor message = new NotifyDescriptor.Message("Could not create server. Listening for incoming data is disabled.", NotifyDescriptor.ERROR_MESSAGE);
DialogDisplayer.getDefault().notifyLater(message);
return;
}
Runnable runnable = new Runnable() {
public void run() {
while (true) {
try {
Socket clientSocket = serverSocket.accept();
if (serverRunnable != this) {
clientSocket.close();
return;
}
RequestProcessor.getDefault().post(new Client(clientSocket, networkTextField, Server.this), 0, Thread.MAX_PRIORITY);
} catch (IOException ex) {
serverSocket = null;
NotifyDescriptor message = new NotifyDescriptor.Message("Error during listening for incoming connections. Listening for incoming data is disabled.", NotifyDescriptor.ERROR_MESSAGE);
DialogDisplayer.getDefault().notifyLater(message);
return;
}
}
}
};
serverRunnable = runnable;
RequestProcessor.getDefault().post(runnable, 0, Thread.MAX_PRIORITY);
}
public void started(final Group g) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
callback.started(g);
}
});
}
}