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/*******************************************************************************
* Copyright (c) 2012, 2016 Wind River Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.launch.core.delegates;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.tcf.internal.debug.model.TCFLaunch;
import org.eclipse.tcf.protocol.IChannel;
import org.eclipse.tcf.protocol.IPeer;
import org.eclipse.tcf.protocol.IToken;
import org.eclipse.tcf.protocol.Protocol;
import org.eclipse.tcf.services.IPathMap;
import org.eclipse.tcf.services.IPathMap.PathMapRule;
import org.eclipse.tcf.te.runtime.interfaces.callback.ICallback;
import org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer;
import org.eclipse.tcf.te.runtime.properties.PropertiesContainer;
import org.eclipse.tcf.te.runtime.services.ServiceManager;
import org.eclipse.tcf.te.runtime.utils.StatusHelper;
import org.eclipse.tcf.te.tcf.core.Tcf;
import org.eclipse.tcf.te.tcf.core.interfaces.IChannelManager;
import org.eclipse.tcf.te.tcf.core.interfaces.IPathMapGeneratorService;
import org.eclipse.tcf.te.tcf.launch.core.internal.services.PathMapService;
import org.eclipse.tcf.te.tcf.locator.interfaces.nodes.IPeerNode;
/**
* Default tcf launch implementation.
* <p>
* The launch can be adapted to {@link IPropertiesContainer} to exchange user defined data
* between the launch steps.
*/
public final class Launch extends TCFLaunch {
private ICallback callback = null;
private boolean manualDisconnected = false;
/**
* Non-notifying properties container used for data exchange between the steps.
*/
private final IPropertiesContainer properties = new PropertiesContainer() {
@Override
public Object getAdapter(Class adapter) {
if (ILaunch.class.equals(adapter)) {
return Launch.this;
}
return super.getAdapter(adapter);
}
};
/**
* Constructor.
*
* @param configuration The launch configuration that was launched.
* @param mode The launch mode.
*/
public Launch(ILaunchConfiguration configuration, String mode) {
super(configuration, mode);
}
public void setCallback(ICallback callback) {
this.callback = callback;
}
public ICallback getCallback() {
return callback;
}
/**
* Attach the tcf debugger to the given peer model node.
*
* @param node The peer model node. Must not be <code>null</code>.
*/
public void attachDebugger(IPeerNode node, final ICallback callback) {
Assert.isNotNull(node);
Assert.isNotNull(callback);
manualDisconnected = false;
// Remember the peer node
properties.setProperty("node", node); //$NON-NLS-1$
// Determine the peer name to pass on to the TCF launch
final String name = node.getName();
// The debugger is using it's own channel as the implementation
// calls for channel.terminate(...) directly
Map<String, Boolean> flags = new HashMap<String, Boolean>();
flags.put(IChannelManager.FLAG_FORCE_NEW, Boolean.TRUE);
Tcf.getChannelManager().openChannel(node.getPeer(), flags, new IChannelManager.DoneOpenChannel() {
@Override
public void doneOpenChannel(Throwable error, IChannel channel) {
if (error == null && channel != null) {
LaunchListener listener = new LaunchListener() {
@Override
public void onProcessStreamError(TCFLaunch launch, String process_id, int stream_id, Exception error, int lost_size) {
}
@Override
public void onProcessOutput(TCFLaunch launch, String process_id, int stream_id, byte[] data) {
}
@Override
public void onDisconnected(TCFLaunch launch) {
callback.done(Launch.this, StatusHelper.getStatus(Launch.this.getError()));
removeListener(this);
}
@Override
public void onCreated(TCFLaunch launch) {
}
@Override
public void onConnected(TCFLaunch launch) {
callback.done(Launch.this, Status.OK_STATUS);
removeListener(this);
}
};
addListener(listener);
launchTCF(getLaunchMode(), name, channel);
}
else {
callback.done(Launch.this, StatusHelper.getStatus(error));
}
}
});
}
public boolean isManualDisconnected() {
return manualDisconnected;
}
/* (non-Javadoc)
* @see org.eclipse.tcf.internal.debug.model.TCFLaunch#disconnect()
*/
@Override
public void disconnect() throws DebugException {
manualDisconnected = true;
super.disconnect();
}
/* (non-Javadoc)
* @see org.eclipse.tcf.internal.debug.model.TCFLaunch#getPeerName(org.eclipse.tcf.protocol.IPeer)
*/
@Override
protected String getPeerName(IPeer peer) {
Assert.isTrue(Protocol.isDispatchThread(), "Illegal Thread Access"); //$NON-NLS-1$
Assert.isNotNull(peer);
IPeerNode node = (IPeerNode)properties.getProperty("node"); //$NON-NLS-1$
return node != null ? node.getName() : super.getPeerName(peer);
}
private Collection<PathMapRule> readCustomPathMapConfiguration() {
IPeerNode node = (IPeerNode)properties.getProperty("node"); //$NON-NLS-1$
IPeer peer = node != null ? node.getPeer() : getChannel().getRemotePeer();
ArrayList<PathMapRule> list = new ArrayList<PathMapRule>();
IPathMapGeneratorService generator = ServiceManager.getInstance().getService(peer, IPathMapGeneratorService.class);
if (generator != null) {
PathMapRule[] generatedRules = generator.getPathMap(peer);
if (generatedRules != null && generatedRules.length > 0) {
for (PathMapRule rule : generatedRules) list.add(rule);
}
}
return list;
}
@Override
protected void applyPathMap(final Runnable done) {
final List<PathMapRule> configuredMap = getHostPathMap();
configuredMap.addAll(readCustomPathMapConfiguration());
int cnt = 0;
String id = getClientID();
for (IPathMap.PathMapRule r : configuredMap) r.getProperties().put(IPathMap.PROP_ID, id + "/" + cnt++);
// Get the client ID
final String clientID = getClientID();
// If we have a client ID, we can identify path map rules set by other clients
// and leave them alone. Otherwise, just set the path map.
if (clientID != null) {
final IPathMap svc = getService(IPathMap.class);
if (svc != null) {
// Get the old path maps first. Keep path map rules not coming from us
svc.get(new IPathMap.DoneGet() {
@Override
public void doneGet(IToken token, Exception error, PathMapRule[] map) {
// Merge the path maps
List<PathMapRule> rules = PathMapService.mergePathMaps(clientID, map,
configuredMap.toArray(new IPathMap.PathMapRule[configuredMap.size()]));
// If the merged path map differs from the agent side path map, apply the map
if (PathMapService.isDifferent(rules, map)) {
// Apply the path map
PathMapService.set(rules, svc, false, new IPathMap.DoneSet() {
@Override
public void doneSet(IToken token, Exception error) {
if (error != null) getChannel().terminate(error);
else if (done != null) done.run();
}
});
} else if (done != null) {
done.run();
}
}
});
} else if (done != null) {
done.run();
}
} else {
super.applyPathMap(done);
}
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.Launch#getAdapter(java.lang.Class)
*/
@Override
public Object getAdapter(Class adapter) {
if (IPropertiesContainer.class.equals(adapter)) {
return properties;
}
// Must force adapters to be loaded: (Defect WIND00243348, and Eclipse bug 197664).
Platform.getAdapterManager().loadAdapter(this, adapter.getName());
return super.getAdapter(adapter);
}
}
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