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/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ccvs.ui.subscriber;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.compare.structuremergeviewer.IDiffElement;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.osgi.util.NLS;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.core.subscribers.Subscriber;
import org.eclipse.team.core.synchronize.SyncInfo;
import org.eclipse.team.core.synchronize.SyncInfoSet;
import org.eclipse.team.internal.ccvs.core.*;
import org.eclipse.team.internal.ccvs.core.client.Command;
import org.eclipse.team.internal.ccvs.core.client.Update;
import org.eclipse.team.internal.ccvs.ui.CVSUIMessages;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.team.ui.synchronize.ISynchronizePageConfiguration;
/**
* This action performs a "cvs update -j start -j end ..." to merge changes
* into the local workspace.
*/
public class MergeUpdateOperation extends SafeUpdateOperation {
Subscriber currentSubcriber = null;
protected MergeUpdateOperation(ISynchronizePageConfiguration configuration, IDiffElement[] elements, boolean promptBeforeUpdate) {
super(configuration, elements, promptBeforeUpdate);
}
@Override
protected String getJobName() {
SyncInfoSet syncSet = getSyncInfoSet();
return NLS.bind(CVSUIMessages.MergeUpdateAction_jobName, new String[] { Integer.valueOf(syncSet.size()).toString() });
}
@Override
protected boolean getOverwriteLocalChanges() {
return true;
}
@Override
protected void updated(IResource[] resources) throws TeamException {
// Mark all succesfully updated resources as merged
if(resources.length > 0 && currentSubcriber != null) {
((CVSMergeSubscriber)currentSubcriber).merged(resources);
}
}
@Override
protected void runUpdateDeletions(SyncInfo[] nodes, IProgressMonitor monitor) throws TeamException {
// When merging, update deletions become outgoing deletions so just delete
// the files locally without unmanaging (so the sync info is kept to
// indicate an outgoing deletion
try {
monitor.beginTask(null, 100 * nodes.length);
for (int i = 0; i < nodes.length; i++) {
IResource resource = nodes[i].getLocal();
if (resource.getType() == IResource.FILE) {
((IFile)resource).delete(false /* force */, true /* keep local history */, Policy.subMonitorFor(monitor, 100));
}
}
} catch (CoreException e) {
throw CVSException.wrapException(e);
} finally {
monitor.done();
}
}
@Override
protected void runSafeUpdate(IProject project, SyncInfo[] nodes, IProgressMonitor monitor) throws TeamException {
if(nodes.length > 0) {
setSubscriber(nodes[0]);
CVSTag startTag = ((CVSMergeSubscriber)currentSubcriber).getStartTag();
CVSTag endTag = ((CVSMergeSubscriber)currentSubcriber).getEndTag();
// Incoming additions require different handling then incoming changes and deletions
List<SyncInfo> additions = new ArrayList<>();
List<SyncInfo> changes = new ArrayList<>();
for (int i = 0; i < nodes.length; i++) {
SyncInfo resource = nodes[i];
int kind = resource.getKind();
if ((kind & SyncInfo.CHANGE_MASK) == SyncInfo.ADDITION) {
additions.add(resource);
} else {
changes.add(resource);
}
}
try {
monitor.beginTask(null, (additions.size() + changes.size()) * 100);
if (!additions.isEmpty()) {
safeUpdate(
project,
getIResourcesFrom(additions.toArray(new SyncInfo[additions.size()])),
new Command.LocalOption[] {
Command.DO_NOT_RECURSE,
Command.makeArgumentOption(Update.JOIN, endTag.getName())
},
Policy.subMonitorFor(monitor, additions.size() * 100));
}
if (!changes.isEmpty()) {
safeUpdate(
project,
getIResourcesFrom(changes.toArray(new SyncInfo[changes.size()])),
new Command.LocalOption[] {
Command.DO_NOT_RECURSE,
Command.makeArgumentOption(Update.JOIN, startTag.getName()),
Command.makeArgumentOption(Update.JOIN, endTag.getName())
},
Policy.subMonitorFor(monitor, changes.size() * 100));
}
} finally {
monitor.done();
}
}
}
/**
* @param nodes
* @throws CVSException
*/
private void setSubscriber(SyncInfo node) throws CVSException {
// Assumption that all nodes are from the same subscriber.
currentSubcriber = ((CVSSyncInfo)node).getSubscriber();
if (!(currentSubcriber instanceof CVSMergeSubscriber)) {
throw new CVSException(NLS.bind(CVSUIMessages.MergeUpdateAction_invalidSubscriber, new String[] { currentSubcriber.toString() }));
}
}
@Override
protected void overwriteUpdate(SyncInfoSet set, IProgressMonitor monitor) throws TeamException {
SyncInfo[] nodes = set.getSyncInfos();
if (nodes.length == 0) return;
setSubscriber(nodes[0]);
monitor.beginTask(null, 1000 * nodes.length);
try {
for (int i = 0; i < nodes.length; i++) {
makeRemoteLocal(nodes[i], Policy.subMonitorFor(monitor, 1000));
}
} finally {
monitor.done();
}
}
}
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