org.eclipse.egit.ui.internal.actions.PushUpstreamOrBranchActionHandler.java Source code

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Here is the source code for org.eclipse.egit.ui.internal.actions.PushUpstreamOrBranchActionHandler.java

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/*******************************************************************************
 * Copyright (C) 2010, 2013 Mathias Kinzler <mathias.kinzler@sap.com> 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
 *******************************************************************************/
package org.eclipse.egit.ui.internal.actions;

import java.io.IOException;

import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.egit.ui.internal.push.PushBranchWizard;
import org.eclipse.egit.ui.internal.push.PushOperationUI;
import org.eclipse.egit.ui.internal.push.SimpleConfigurePushDialog;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.transport.RemoteConfig;
import org.eclipse.swt.widgets.Shell;

/**
 * Action for "Push to Upstream" or "Push Branch..." if not configured
 */
public class PushUpstreamOrBranchActionHandler extends RepositoryActionHandler {
    @Override
    public Object execute(ExecutionEvent event) throws ExecutionException {
        final Repository repository = getRepository(true, event);
        if (repository == null)
            return null;
        Shell shell = getShell(event);
        RemoteConfig config = SimpleConfigurePushDialog.getConfiguredRemote(repository);

        pushOrConfigure(repository, config, shell);
        return null;
    }

    /**
     * @param repository
     * @param config
     * @param shell
     */
    public static void pushOrConfigure(final Repository repository, RemoteConfig config, Shell shell) {
        if (config != null) {
            PushOperationUI op = new PushOperationUI(repository, config.getName(), false);
            op.start();
        } else {
            Ref head = getHeadIfSymbolic(repository);
            if (head != null) {
                PushBranchWizard pushBranchWizard = new PushBranchWizard(repository, head);

                WizardDialog dlg = new WizardDialog(shell, pushBranchWizard);
                dlg.open();
            }
        }
    }

    @Override
    public boolean isEnabled() {
        final Repository repository = getRepository();
        if (repository == null)
            return false;

        Ref head = getHeadIfSymbolic(repository);
        if (head == null)
            return false;

        return true;
    }

    private static Ref getHeadIfSymbolic(Repository repository) {
        try {
            Ref head = repository.exactRef(Constants.HEAD);
            if (head != null && head.isSymbolic())
                return head;
            else
                return null;
        } catch (IOException e) {
            return null;
        }
    }

}