package org.apache.maven.scm.plugin;

 /*

  * 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.scm.ScmException;

 import org.apache.maven.scm.command.tag.TagScmResult;

 import org.apache.maven.scm.provider.ScmProvider;

 import org.apache.maven.scm.repository.ScmRepository;

 import java.io.IOException;

 import java.text.SimpleDateFormat;

 import java.util.Date;

 /**

  * Tag the project.

  *

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

  * @author <a href="saden1@gmil.com">Sharmarke Aden</a>

  * @version $Id: TagMojo.java 533717 2007-04-30 12:12:41Z evenisse $

  * @goal tag

  * @aggregator

  * @description Tag the project

  */

 public class TagMojo

     extends AbstractScmMojo

 {

     /**

      * Tag name.

      *

      * @parameter expression="${tag}"

      */

     private String tag;

     /**

      * The message applied to the tag creation.

      *

      * @parameter expression="${message}"

      */

     private String message;

     /**

      * Set the timestamp format.

      *

      * @parameter expression="${timestampFormat}" default-value="yyyyMMddHHmmss"

      */

     private String timestampFormat;

     /**

      * Use timestamp tagging.

      *

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

      */

     private boolean addTimestamp;

     /**

      * Define the timestamp position (end or begin).

      *

      * @parameter expression="${timestampPosition}" default-value="end"

      */

     private String timestampPosition;

     /**

      * Timestamp tag prefix.

      *

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

      */

     private String timestampPrefix;

     public void execute()

         throws MojoExecutionException

     {

         super.execute();

         try

         {

             SimpleDateFormat dateFormat = null;

             String tagTimestamp = "";

             String finalTag = tag;

             if ( addTimestamp )

             {

                 try

                 {

                     getLog().info( "Using timestamp pattern '" + timestampFormat + "'" );

                     dateFormat = new SimpleDateFormat( timestampFormat );

                     tagTimestamp = dateFormat.format( new Date() );

                     getLog().info( "Using timestamp '" + tagTimestamp + "'" );

                 }

                 catch ( IllegalArgumentException e )

                 {

                     String msg = "The timestamp format '" + timestampFormat + "' is invalid.";

                     getLog().error( msg, e );

                     throw new MojoExecutionException( msg, e );

                 }

                 if ( "end".equals( timestampPosition ) )

                 {

                     finalTag += timestampPrefix + tagTimestamp;

                 }

                 else

                 {

                     finalTag = tagTimestamp + timestampPrefix + finalTag;

                 }

             }

             ScmRepository repository = getScmRepository();

             ScmProvider provider = getScmManager().getProviderByRepository( repository );

             finalTag = provider.sanitizeTagName( finalTag );

             getLog().info( "Final Tag Name: '" + finalTag + "'" );

             TagScmResult result = provider.tag( repository, getFileSet(), finalTag, message );

             checkResult( result );

         }

         catch ( IOException e )

         {

             throw new MojoExecutionException( "Cannot run tag command : ", e );

         }

         catch ( ScmException e )

         {

             throw new MojoExecutionException( "Cannot run tag command : ", e );

         }

     }

 }