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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.actions;
import java.lang.reflect.InvocationTargetException;
import java.util.*;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.mapping.ResourceMapping;
import org.eclipse.core.resources.mapping.ResourceTraversal;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.team.core.subscribers.SubscriberResourceMappingContext;
import org.eclipse.team.internal.ccvs.core.CVSProviderPlugin;
import org.eclipse.team.internal.ccvs.ui.CVSUIPlugin;
import org.eclipse.team.internal.ccvs.ui.ICVSUIConstants;
import org.eclipse.team.internal.ccvs.ui.wizards.GenerateDiffFileWizard;
import org.eclipse.ui.PlatformUI;
/**
* Action to generate a patch file using the CVS diff command.
*
* NOTE: This is a temporary action and should eventually be replaced
* by a create patch command in the compare viewer.
*/
public class GenerateDiffFileAction extends WorkspaceTraversalAction{
@Override
public void execute(IAction action) {
try {
final IResource [][] resources = new IResource[][] { null };
PlatformUI.getWorkbench().getProgressService().busyCursorWhile(monitor -> {
try {
resources[0] = getDeepResourcesToPatch(monitor);
} catch (CoreException e) {
throw new InvocationTargetException(e);
}
});
GenerateDiffFileWizard.run(getTargetPart(), resources[0]);
} catch (InvocationTargetException e) {
CVSUIPlugin.openError(getShell(), null, null, e, CVSUIPlugin.LOG_NONTEAM_EXCEPTIONS);
} catch (InterruptedException e) {
// Ignore
}
}
private IResource[] getDeepResourcesToPatch(IProgressMonitor monitor) throws CoreException {
ResourceMapping[] mappings = getCVSResourceMappings();
List<IResource> roots = new ArrayList<>();
for (int i = 0; i < mappings.length; i++) {
ResourceMapping mapping = mappings[i];
ResourceTraversal[] traversals = mapping.getTraversals(
SubscriberResourceMappingContext.createContext(CVSProviderPlugin.getPlugin().getCVSWorkspaceSubscriber()),
monitor);
for (int j = 0; j < traversals.length; j++) {
ResourceTraversal traversal = traversals[j];
IResource[] resources = traversal.getResources();
if (traversal.getDepth() == IResource.DEPTH_INFINITE) {
roots.addAll(Arrays.asList(resources));
} else if (traversal.getDepth() == IResource.DEPTH_ZERO) {
collectShallowFiles(resources, roots);
} else if (traversal.getDepth() == IResource.DEPTH_ONE) {
collectShallowFiles(resources, roots);
for (int k = 0; k < resources.length; k++) {
IResource resource = resources[k];
if (resource.getType() != IResource.FILE) {
collectShallowFiles(members(resource), roots);
}
}
}
}
}
return roots.toArray(new IResource[roots.size()]);
}
private void collectShallowFiles(IResource[] resources, List<IResource> roots) {
for (int k = 0; k < resources.length; k++) {
IResource resource = resources[k];
if (resource.getType() == IResource.FILE)
roots.add(resource);
}
}
private IResource[] members(IResource resource) throws CoreException {
return CVSProviderPlugin.getPlugin().getCVSWorkspaceSubscriber().members(resource);
}
@Override
protected boolean isEnabledForMultipleResources() {
return true;
}
@Override
protected boolean isEnabledForUnmanagedResources() {
return true;
}
@Override
public String getId() {
return ICVSUIConstants.CMD_CREATEPATCH;
}
}
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