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/*******************************************************************************
* Copyright (c) 2011, 2012 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.processes.core.callbacks;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Queue;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.tcf.protocol.IChannel;
import org.eclipse.tcf.protocol.IToken;
import org.eclipse.tcf.services.IProcesses;
import org.eclipse.tcf.services.ISysMonitor;
import org.eclipse.tcf.te.runtime.interfaces.callback.ICallback;
import org.eclipse.tcf.te.tcf.processes.core.activator.CoreBundleActivator;
import org.eclipse.tcf.te.tcf.processes.core.model.ProcessTreeNode;
/**
* The callback handler that handles the result of service.getChildren when refreshing.
*/
public class RefreshDoneGetChildren implements ISysMonitor.DoneGetChildren {
// The channel used for refreshing.
IChannel channel;
// The service used for refreshing.
ISysMonitor service;
// The parent node to be refreshed.
ProcessTreeNode parentNode;
// The queue to iterate the legitimate node in the whole tree.
Queue<ProcessTreeNode> queue;
// The service used for refreshing.
ICallback callback;
/**
* Create an instance with the field parameters.
*/
public RefreshDoneGetChildren(ICallback callback, Queue<ProcessTreeNode> queue, IChannel channel, ISysMonitor service, ProcessTreeNode parentNode) {
this.callback = callback;
this.queue = queue;
this.channel = channel;
this.service = service;
this.parentNode = parentNode;
}
/*
* (non-Javadoc)
* @see org.eclipse.tcf.services.ISysMonitor.DoneGetChildren#doneGetChildren(org.eclipse.tcf.protocol.IToken, java.lang.Exception, java.lang.String[])
*/
@Override
public void doneGetChildren(IToken token, Exception error, String[] contextIds) {
if (error == null) {
if (contextIds != null && contextIds.length > 0) {
IProcesses pService = channel.getRemoteService(IProcesses.class);
if (pService != null) {
List<ProcessTreeNode> newNodes = Collections.synchronizedList(new ArrayList<ProcessTreeNode>());
ICallback monitorCallback = new RefreshDoneMonitorCallback(newNodes, parentNode, queue, callback, service, channel);
CallbackMonitor monitor = new CallbackMonitor(monitorCallback, (Object[]) contextIds);
for (String contextId : contextIds) {
RefreshDoneGetContext done = new RefreshDoneGetContext(channel, newNodes, contextId, monitor, parentNode);
service.getContext(contextId, done);
pService.getContext(contextId, done);
}
}
} else {
parentNode.queryDone();
parentNode.clearChildren();
if (queue.isEmpty()) {
if(callback != null) {
callback.done(this, Status.OK_STATUS);
}
} else {
ProcessTreeNode node = queue.poll();
service.getChildren(node.id, new RefreshDoneGetChildren(callback, queue, channel, service, node));
}
}
} else {
parentNode.queryDone();
if(callback != null) {
IStatus status = new Status(IStatus.ERROR, CoreBundleActivator.getUniqueIdentifier(), error.getMessage(), error);
callback.done(this, status);
}
}
}
}
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