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/*******************************************************************************
* Copyright (c) 2014 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.core.iterators;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.tcf.protocol.IPeer;
import org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer;
import org.eclipse.tcf.te.runtime.stepper.StepperAttributeUtil;
import org.eclipse.tcf.te.runtime.stepper.interfaces.IFullQualifiedId;
import org.eclipse.tcf.te.runtime.stepper.interfaces.IStepAttributes;
import org.eclipse.tcf.te.runtime.stepper.interfaces.IStepContext;
import org.eclipse.tcf.te.tcf.core.interfaces.IPeerProperties;
import org.eclipse.tcf.te.tcf.core.util.persistence.PeerDataHelper;
import org.eclipse.tcf.te.tcf.core.va.ValueAddManager;
import org.eclipse.tcf.te.tcf.core.va.interfaces.IValueAdd;
/**
* ChainPeersIterator
*/
public class ChainPeersIterator extends AbstractPeerStepGroupIterator {
private final List<IPeer> peers = new ArrayList<IPeer>();
/**
* Constructor.
*/
public ChainPeersIterator() {
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.runtime.stepper.iterators.AbstractStepGroupIterator#initialize(org.eclipse.tcf.te.runtime.stepper.interfaces.IStepContext, org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer, org.eclipse.tcf.te.runtime.stepper.interfaces.IFullQualifiedId, org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public void initialize(IStepContext context, IPropertiesContainer data, IFullQualifiedId fullQualifiedId, IProgressMonitor monitor) throws CoreException {
super.initialize(context, data, fullQualifiedId, monitor);
final IPeer peer = getActivePeerContext(context, data, fullQualifiedId);
final String peerId = peer.getID();
IValueAdd[] valueAdds = ValueAddManager.getInstance().getValueAdd(peer);
for (IValueAdd valueAdd : valueAdds) {
IPeer valueAddPeer = valueAdd.getPeer(peerId);
if (valueAddPeer != null) {
peers.add(valueAddPeer);
}
}
String proxyConfiguration = peer.getAttributes().get(IPeerProperties.PROP_PROXIES);
IPeer[] proxies = proxyConfiguration != null ? PeerDataHelper.decodePeerList(proxyConfiguration) : null;
for (IPeer proxy : proxies) {
peers.add(proxy);
}
peers.add(peer);
setIterations(peers.size());
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.runtime.stepper.iterators.AbstractStepGroupIterator#internalNext(org.eclipse.tcf.te.runtime.stepper.interfaces.IStepContext, org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer, org.eclipse.tcf.te.runtime.stepper.interfaces.IFullQualifiedId, org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public void internalNext(IStepContext context, IPropertiesContainer data, IFullQualifiedId fullQualifiedId, IProgressMonitor monitor) throws CoreException {
StepperAttributeUtil.setProperty(IStepAttributes.ATTR_ACTIVE_CONTEXT, fullQualifiedId, data, peers.get(getIteration()));
}
}
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