package org.apache.maven.plugins.release;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *  http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 import org.apache.maven.plugin.MojoExecutionException;

 import org.apache.maven.plugin.MojoFailureException;

 import org.apache.maven.shared.release.ReleaseExecutionException;

 import org.apache.maven.shared.release.ReleaseFailureException;

 import org.apache.maven.shared.release.config.ReleaseDescriptor;

 import org.codehaus.plexus.util.StringUtils;

 /**

  * Branch a project in SCM.

  *

  * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>

  * @version $Id$

  * @aggregator

  * @goal branch

  */

 public class BranchReleaseMojo

     extends AbstractReleaseMojo

 {

     /**

      * The branch name to use.

      *

      * @parameter expression="${branchName}"

      */

     private String branchName;

     /**

      * Whether to update versions in the branch.

      *

      * @parameter expression="${updateBranchVersions}" default-value="false"

      */

     private boolean updateBranchVersions;

     /**

      * Whether to update versions in the working copy.

      *

      * @parameter expression="${updateWorkingCopyVersions}" default-value="true"

      */

     private boolean updateWorkingCopyVersions;

     /**

      * Whether to update versions to SNAPSHOT in the branch.

      *

      * @parameter expression="${updateVersionsToSnapshot}" default-value="true"

      */

     private boolean updateVersionsToSnapshot;

     /**

      * Whether to use "edit" mode on the SCM, to lock the file for editing during SCM operations.

      *

      * @parameter expression="${useEditMode}" default-value="false"

      */

     private boolean useEditMode;

     /**

      * Whether to update dependencies version to the next development version.

      *

      * @parameter expression="${updateDependencies}" default-value="true"

      */

     private boolean updateDependencies;

     /**

      * Whether to automatically assign submodules the parent version.  If set to false,

      * the user will be prompted for the version of each submodules.

      *

      * @parameter expression="${autoVersionSubmodules}" default-value="false"

      */

     private boolean autoVersionSubmodules;

     /**

      * Dry run: don't checkin or tag anything in the scm repository, or modify the checkout.

      * Running <code>mvn -DdryRun=true release:prepare</code> is useful in order to check that modifications to

      * poms and scm operations (only listed on the console) are working as expected.

      * Modified POMs are written alongside the originals without modifying them.

      *

      * @parameter expression="${dryRun}" default-value="false"

      */

     private boolean dryRun;

     /**

      * Whether to add a schema to the POM if it was previously missing on release.

      *

      * @parameter expression="${addSchema}" default-value="true"

      */

     private boolean addSchema;

     /**

      * {@inheritDoc}

      */

     public void execute()

         throws MojoExecutionException, MojoFailureException

     {

         super.execute();

         if ( StringUtils.isEmpty( branchName ) )

         {

             throw new MojoExecutionException( "The branch name is required." );

         }

         ReleaseDescriptor config = createReleaseDescriptor();

         config.setAddSchema( addSchema );

         config.setScmUseEditMode( useEditMode );

         config.setUpdateDependencies( updateDependencies );

         config.setAutoVersionSubmodules( autoVersionSubmodules );

         config.setScmReleaseLabel( branchName );

         config.setBranchCreation( true );

         config.setUpdateBranchVersions( updateBranchVersions );

         config.setUpdateWorkingCopyVersions( updateWorkingCopyVersions );

         config.setUpdateVersionsToSnapshot( updateVersionsToSnapshot );

         try

         {

             releaseManager.branch( config, getReleaseEnvironment(), reactorProjects, dryRun );

         }

         catch ( ReleaseExecutionException e )

         {

             throw new MojoExecutionException( e.getMessage(), e );

         }

         catch ( ReleaseFailureException e )

         {

             e.printStackTrace();

             throw new MojoFailureException( e.getMessage() );

         }

     }

 }