com.genuitec.eclipse.gerrit.tools.internal.fbranches.dialogs.CreateFeatureBranchDialog.java Source code

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Here is the source code for com.genuitec.eclipse.gerrit.tools.internal.fbranches.dialogs.CreateFeatureBranchDialog.java

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/**
 *  Copyright (c) 2015 Genuitec LLC.
 *  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:
 *  Piotr Tomiak <piotr@genuitec.com> - initial API and implementation
 */
package com.genuitec.eclipse.gerrit.tools.internal.fbranches.dialogs;

import java.io.IOException;
import java.util.List;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Shell;

import com.genuitec.eclipse.gerrit.tools.GerritToolsPlugin;
import com.genuitec.eclipse.gerrit.tools.dialogs.StableBranchSelectionDialog;
import com.genuitec.eclipse.gerrit.tools.utils.RepositoryUtils;

public class CreateFeatureBranchDialog extends StableBranchSelectionDialog {

    public static final String PROP_BRANCH_NAME = "branch.name"; //$NON-NLS-1$
    public static final String PROP_CHECKOUT = "checkout"; //$NON-NLS-1$

    private String userId;

    public CreateFeatureBranchDialog(Shell parentShell, List<Repository> repositories) {
        super(parentShell, repositories, "Create new feature branch"); //$NON-NLS-1$
        this.userId = RepositoryUtils.getUserId(repositories);
    }

    @Override
    protected IStatus validate(String property, Object value) {
        if (property.equals(PROP_BRANCH_NAME)) {
            String branchName = (String) value;
            String refName = "refs/heads/features/" + userId + "/" + branchName; //$NON-NLS-1$ //$NON-NLS-2$
            if (branchName.length() < 4) {
                return createErrorStatus("Branch name must have at least 4 characters");
            } else if (branchName.endsWith("/") || branchName.startsWith("/")) { //$NON-NLS-1$ //$NON-NLS-2$
                return createErrorStatus("Branch name cannot start or end with ''/''");
            } else if (!Repository.isValidRefName(refName)) {
                return createErrorStatus("Branch name {0} is not allowed", branchName);
            } else
                try {
                    for (Repository repository : repositories) {
                        if (repository.getRef(refName) != null) {
                            return createErrorStatus(
                                    "You already have a feature branch with this name in repository {0}. Choose a different name",
                                    repository.getDirectory().getParentFile().getName());
                        }
                    }
                } catch (IOException e) {
                    GerritToolsPlugin.getDefault().log(e);
                    return createErrorStatus("Error: {0}", e.getLocalizedMessage());
                }
        }
        return super.validate(property, value);
    }

    @Override
    protected void createDialogContents(Composite parent) {
        super.createDialogContents(parent);
        createOptionTextEditor(parent, "Feature branch name:", PROP_BRANCH_NAME, "", false).setFocus(); //$NON-NLS-2$
        createOptionCheckBox(parent, "Checkout new branch", PROP_CHECKOUT, true);
    }

}