plugins/org.symbian.tools.tmw.debug/src/org/symbian/tools/tmw/debug/internal/launch/DebugConnectionJob.java
/*******************************************************************************
* Copyright (c) 2009 Symbian Foundation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Symbian Foundation - initial contribution.
* Contributors:
* Description:
* Overview:
* Details:
* Platforms/Drives/Compatibility:
* Assumptions/Requirement/Pre-requisites:
* Failures and causes:
*******************************************************************************/
package org.symbian.tools.tmw.debug.internal.launch;
import java.net.URI;
import org.chromium.debug.core.model.DebugTargetImpl;
import org.chromium.debug.core.model.Destructable;
import org.chromium.debug.core.model.DestructingGuard;
import org.chromium.debug.core.model.JavascriptVmEmbedder;
import org.chromium.debug.core.model.JavascriptVmEmbedder.ConnectionToRemote;
import org.chromium.debug.core.model.JavascriptVmEmbedderFactory;
import org.chromium.debug.core.model.NamedConnectionLoggerFactory;
import org.chromium.debug.core.model.WorkspaceBridge;
import org.chromium.sdk.ConnectionLogger;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunch;
import org.symbian.tools.tmw.debug.internal.Activator;
import org.symbian.tools.tmw.previewer.http.IPreviewStartupListener;
public class DebugConnectionJob implements IPreviewStartupListener {
static final NamedConnectionLoggerFactory NO_CONNECTION_LOGGER_FACTORY = new NamedConnectionLoggerFactory() {
public ConnectionLogger createLogger(String title) {
return null;
}
};
private final int port;
private final ILaunch launch;
private final IProject project;
public DebugConnectionJob(IProject project, final int port,
final ILaunch launch) {
if (Activator.DEBUG_CONNECTION) {
System.out.println("Debugging " + project.getName() + " on port "
+ port + ", launch: " + launch.getLaunchConfiguration());
}
this.project = project;
this.port = port;
this.launch = launch;
}
protected ConnectionToRemote createConnectionToRemote(int port,
ILaunch launch, URI uri) throws CoreException {
return JavascriptVmEmbedderFactory.connectToChromeDevTools(port,
NO_CONNECTION_LOGGER_FACTORY, new WidgetTabSelector(uri));
}
private static void terminateTarget(DebugTargetImpl target) {
target.setDisconnected(true);
target.fireTerminateEvent();
}
public boolean browserRunning(URI uri, String sId) throws CoreException {
if (Activator.DEBUG_CONNECTION) {
System.out.println("Browser running, connecting @" + hashCode());
}
DestructingGuard destructingGuard = new DestructingGuard();
try {
JavascriptVmEmbedder.ConnectionToRemote remoteServer = createConnectionToRemote(
port, launch, uri);
Destructable lauchDestructor = new Destructable() {
public void destruct() {
if (!launch.hasChildren()) {
DebugPlugin.getDefault().getLaunchManager()
.removeLaunch(launch);
}
}
};
if (Activator.DEBUG_CONNECTION) {
System.out.println("Setting up 1@" + hashCode());
}
destructingGuard.addValue(lauchDestructor);
WorkspaceBridge.Factory bridgeFactory = new WRTProjectWorkspaceBridge.Factory(
project);
final DebugTargetImpl target = new DebugTargetImpl(launch,
bridgeFactory);
if (Activator.DEBUG_CONNECTION) {
System.out.println("Setting up 2@" + hashCode());
}
Destructable targetDestructor = new Destructable() {
public void destruct() {
terminateTarget(target);
}
};
destructingGuard.addValue(targetDestructor);
if (Activator.DEBUG_CONNECTION) {
System.out.println("Setting up 3@" + hashCode());
}
boolean attached = target.attach(remoteServer, destructingGuard,
null, new NullProgressMonitor());
if (Activator.DEBUG_CONNECTION) {
System.out.printf("Is attached: %b, @%d\n", attached, hashCode());
}
if (!attached) {
// Error
return false;
}
launch.addDebugTarget(target);
launch.setAttribute("http.service.id", sId);
// All OK
destructingGuard.discharge();
addResourceListenerIfNotInstalled();
} catch (CoreException e) {
DebugPlugin.getDefault().getLaunchManager().removeLaunch(launch);
throw e;
} finally {
destructingGuard.doFinally();
}
return true;
}
private static boolean listenerAdded = false;
private void addResourceListenerIfNotInstalled() {
synchronized (DebugConnectionJob.class) {
if (!listenerAdded) {
ResourcesPlugin.getWorkspace().addResourceChangeListener(new ResourcesChangeListener());
listenerAdded = true;
}
}
}
}