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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.operations;
import java.util.ArrayList;
import org.eclipse.core.resources.*;
import org.eclipse.core.resources.mapping.ResourceMapping;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.core.diff.IDiff;
import org.eclipse.team.core.diff.IThreeWayDiff;
import org.eclipse.team.core.history.IFileRevision;
import org.eclipse.team.core.mapping.IResourceDiff;
import org.eclipse.team.core.mapping.IResourceDiffTree;
import org.eclipse.team.core.synchronize.SyncInfoFilter;
import org.eclipse.team.core.synchronize.SyncInfoFilter.ContentComparisonSyncInfoFilter;
import org.eclipse.team.core.variants.IResourceVariant;
import org.eclipse.team.internal.ccvs.core.*;
import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.ui.IWorkbenchPart;
/**
* Operation that ensures that the contents for base
* of each local resource is cached.
*/
public class CacheBaseContentsOperation extends CacheTreeContentsOperation {
public CacheBaseContentsOperation(IWorkbenchPart part, ResourceMapping[] mappings, IResourceDiffTree tree, boolean includeOutgoing) {
super(part, mappings, tree);
}
@Override
protected IFileRevision getRemoteFileState(IThreeWayDiff twd) {
IResourceDiff diff = (IResourceDiff)twd.getRemoteChange();
if (diff == null)
diff = (IResourceDiff)twd.getLocalChange();
IFileRevision base = diff.getBeforeState();
return base;
}
@Override
protected boolean isEnabledForDirection(int direction) {
return true;
}
@Override
protected ICVSRemoteResource buildTree(CVSTeamProvider provider) throws TeamException {
return CVSProviderPlugin.getPlugin().getCVSWorkspaceSubscriber().buildBaseTree(provider.getProject(), true, new NullProgressMonitor());
}
@Override
protected void execute(CVSTeamProvider provider, IResource[] resources, boolean recurse, IProgressMonitor monitor) throws CVSException, InterruptedException {
IResource[] localChanges = getFilesWithLocalChanges(resources, recurse);
super.execute(provider, resources, recurse, monitor);
// Now that the contents are cached, reset the timestamps for any false local changes
if (localChanges.length > 0) {
performCleanTimestamps(localChanges[0].getProject(), localChanges, monitor);
}
}
private IResource[] getFilesWithLocalChanges(IResource[] resources, boolean recurse) {
ArrayList<IResource> result = new ArrayList<>();
for (int i = 0; i < resources.length; i++) {
IResource resource = resources[i];
IDiff[] nodes = getTree().getDiffs(resource, recurse ? IResource.DEPTH_INFINITE: IResource.DEPTH_ONE);
for (int j = 0; j < nodes.length; j++) {
IDiff node = nodes[j];
if (isFileWithLocalChange(node)) {
result.add(getTree().getResource(node));
}
}
}
return result.toArray(new IResource[result.size()]);
}
private boolean isFileWithLocalChange(IDiff node) {
if (node instanceof IThreeWayDiff) {
IThreeWayDiff twd = (IThreeWayDiff) node;
return (twd.getDirection() == IThreeWayDiff.OUTGOING || twd.getDirection() == IThreeWayDiff.CONFLICTING)
&& getTree().getResource(node).getType() == IResource.FILE;
}
return false;
}
private void performCleanTimestamps(IProject project, final IResource[] resources, IProgressMonitor monitor) throws CVSException {
ICVSFolder folder = CVSWorkspaceRoot.getCVSFolderFor(project);
final ContentComparisonSyncInfoFilter comparator = new SyncInfoFilter.ContentComparisonSyncInfoFilter(false);
folder.run(monitor1 -> {
monitor1.beginTask(null, resources.length * 100);
for (int i = 0; i < resources.length; i++) {
IResource resource = resources[i];
if (resource.exists() && resource.getType() == IResource.FILE) {
IResourceVariant remoteResource = (IResourceVariant) CVSWorkspaceRoot
.getRemoteResourceFor(resource);
if (remoteResource != null && comparator.compareContents((IFile) resource, remoteResource,
Policy.subMonitorFor(monitor1, 100))) {
ICVSFile cvsFile = CVSWorkspaceRoot.getCVSFileFor((IFile) resource);
cvsFile.checkedIn(null, false /* not a commit */);
}
}
}
monitor1.done();
}, Policy.subMonitorFor(monitor, 100));
}
}
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