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/*******************************************************************************
* Copyright (c) 2010, 2013 SAP AG 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:
* Mathias Kinzler (SAP AG) - initial implementation
*******************************************************************************/
package org.eclipse.egit.ui.internal.repository.tree.command;
import java.util.List;
import java.util.Map;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.egit.ui.internal.branch.BranchOperationUI;
import org.eclipse.egit.ui.internal.repository.tree.RepositoryTreeNode;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.ui.commands.IElementUpdater;
import org.eclipse.ui.menus.UIElement;
/**
* Implements "Checkout"
*/
public class CheckoutCommand extends
RepositoriesViewCommandHandler<RepositoryTreeNode> implements
IElementUpdater {
@Override
public Object execute(final ExecutionEvent event) throws ExecutionException {
final RepositoryTreeNode node = getSelectedNodes(event).get(0);
if (!(node.getObject() instanceof Ref))
return null;
final Ref ref = (Ref) node.getObject();
Repository repo = node.getRepository();
BranchOperationUI op = BranchOperationUI.checkout(repo, ref.getName());
op.start();
return null;
}
@Override
public void updateElement(UIElement element, Map parameters) {
List<RepositoryTreeNode> nodes = getSelectedNodes();
if (!nodes.isEmpty()) {
RepositoryTreeNode node = nodes.get(0);
if (node.getObject() instanceof Ref) {
Ref ref = (Ref) node.getObject();
if (BranchOperationUI.checkoutWillShowQuestionDialog(ref
.getName())) {
element.setText(UIText.CheckoutCommand_CheckoutLabelWithQuestion);
return;
}
}
}
element.setText(UIText.CheckoutCommand_CheckoutLabel);
}
}
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