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/*******************************************************************************
* Copyright (c) 2000, 2017 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.core.synchronize;
import java.util.*;
import org.eclipse.core.resources.IResource;
import org.eclipse.team.core.ITeamStatus;
/**
* This event keeps track of the changes in a {@link SyncInfoSet}
*
* @see SyncInfoSet
* @since 3.5
*/
public class SyncInfoSetChangeEvent implements ISyncInfoSetChangeEvent {
private SyncInfoSet set;
// List that accumulate changes
// SyncInfo
private Map<IResource, SyncInfo> changedResources = new HashMap<>();
private Set<IResource> removedResources = new HashSet<>();
private Map<IResource, SyncInfo> addedResources = new HashMap<>();
private boolean reset = false;
private List<ITeamStatus> errors = new ArrayList<>();
public SyncInfoSetChangeEvent(SyncInfoSet set) {
super();
this.set = set;
}
public void added(SyncInfo info) {
if (removedResources.contains(info.getLocal())) {
// A removal followed by an addition is treated as a change
removedResources.remove(info.getLocal());
changed(info);
} else {
addedResources.put(info.getLocal(), info);
}
}
public void removed(IResource resource) {
if (changedResources.containsKey(resource)) {
// No use in reporting the change since it has subsequently been removed
changedResources.remove(resource);
} else if (addedResources.containsKey(resource)) {
// An addition followed by a removal can be dropped
addedResources.remove(resource);
return;
}
removedResources.add(resource);
}
public void changed(SyncInfo info) {
IResource resource = info.getLocal();
if (addedResources.containsKey(resource)) {
// An addition followed by a change is an addition
addedResources.put(resource, info);
return;
}
changedResources.put(resource, info);
}
@Override
public SyncInfo[] getAddedResources() {
return addedResources.values().toArray(new SyncInfo[addedResources.size()]);
}
@Override
public SyncInfo[] getChangedResources() {
return changedResources.values().toArray(new SyncInfo[changedResources.size()]);
}
@Override
public IResource[] getRemovedResources() {
return removedResources.toArray(new IResource[removedResources.size()]);
}
@Override
public SyncInfoSet getSet() {
return set;
}
public void reset() {
reset = true;
}
public boolean isReset() {
return reset;
}
public boolean isEmpty() {
return changedResources.isEmpty() && removedResources.isEmpty() && addedResources.isEmpty() && errors.isEmpty();
}
public void errorOccurred(ITeamStatus status) {
errors.add(status);
}
public ITeamStatus[] getErrors() {
return errors.toArray(new ITeamStatus[errors.size()]);
}
}
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