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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 org.eclipse.compare.CompareUI;
import org.eclipse.jface.action.IAction;
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.ICVSRemoteResource;
import org.eclipse.team.internal.ccvs.ui.CVSCompareEditorInput;
import org.eclipse.team.internal.ccvs.ui.ResourceEditionNode;
import org.eclipse.team.internal.ccvs.ui.operations.RemoteCompareOperation;
/**
* This action is used for comparing two arbitrary remote resources. This is
* enabled in the repository explorer.
*/
public class CompareRemoteResourcesAction extends CVSAction {
public void execute(IAction action) throws InvocationTargetException, InterruptedException {
ICVSRemoteResource[] editions = getSelectedRemoteResources();
if (editions == null || editions.length != 2) {
return;
}
try {
if (isSameFolder(editions)) {
RemoteCompareOperation.create(null, editions[0], RemoteCompareOperation.getTag(editions[1])).run();
} else {
ResourceEditionNode left = new ResourceEditionNode(editions[0]);
ResourceEditionNode right = new ResourceEditionNode(editions[1]);
CompareUI.openCompareEditorOnPage(new CVSCompareEditorInput(left, right), getTargetPage());
}
} catch (CVSException e) {
throw new InvocationTargetException(e);
}
}
protected boolean isSameFolder(ICVSRemoteResource[] editions) {
return editions[0].isContainer() && editions[0].getRepository().equals(editions[1].getRepository())
&& editions[0].getRepositoryRelativePath().equals(editions[1].getRepositoryRelativePath());
}
/*
* @see TeamAction#isEnabled()
*/
public boolean isEnabled() {
ICVSRemoteResource[] resources = getSelectedRemoteResources();
if (resources.length != 2) return false;
if (resources[0].isContainer() != resources[1].isContainer()) return false;
// Don't allow comparisons of two unrelated remote projects
return !resources[0].isContainer() || isSameFolder(resources);
}
}
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