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 java.util.HashMap;
  import java.util.Map;
  
  import org.apache.maven.artifact.ArtifactUtils;
  import org.apache.maven.model.Scm;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.MojoFailureException;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.shared.release.ReleaseExecutionException;
  import org.apache.maven.shared.release.ReleaseFailureException;
  import org.apache.maven.shared.release.config.ReleaseDescriptor;
  import org.apache.maven.shared.release.config.ReleaseUtils;
  
  /**
   * Update the POM versions for a project. This performs the normal version updates of the <tt>release:prepare</tt> goal
   * without making other modifications to the SCM such as tagging. For more info see <a
   * href="http://maven.apache.org/plugins/maven-release-plugin/examples/update-versions.html"
   * >http://maven.apache.org/plugins/maven-release-plugin/examples/update-versions.html</a>.
   * 
   * @author Paul Gier
   * @version $Id: UpdateVersionsMojo.java 1420401 2012-12-11 20:58:35Z rfscholte $
   * @since 2.0
   */
  @Mojo( name = "update-versions", aggregator = true )
  public class UpdateVersionsMojo
      extends AbstractReleaseMojo
  {
  
      /**
       * Whether to automatically assign submodules the parent version. If set to false, the user will be prompted for the
       * version of each submodules.
       * 
       * @since 2.0
       */
      @Parameter( defaultValue = "false", property = "autoVersionSubmodules" )
      private boolean autoVersionSubmodules;
  
      /**
       * Whether to add a schema to the POM if it was previously missing on release.
       * 
       * @since 2.0
       */
      @Parameter( defaultValue = "true", property = "addSchema" )
      private boolean addSchema;
  
      /**
       * Default version to use for new local working copy.
       * 
       * @since 2.0
       */
      @Parameter( property = "developmentVersion" )
      private String developmentVersion;
  
      /**
       * {@inheritDoc}
       */
      public void execute()
          throws MojoExecutionException, MojoFailureException
      {
          ReleaseDescriptor config = createReleaseDescriptor();
          config.setAddSchema( addSchema );
          config.setAutoVersionSubmodules( autoVersionSubmodules );
          config.setDefaultDevelopmentVersion( developmentVersion );
  
          Map<String, Scm> originalScmInfo = new HashMap<String, Scm>();
          originalScmInfo.put( ArtifactUtils.versionlessKey( project.getGroupId(), project.getArtifactId() ),
                               project.getScm() );
          config.setOriginalScmInfo( originalScmInfo );
  
          // Create a config containing values from the session properties (ie command line properties with cli).
          ReleaseDescriptor sysPropertiesConfig =
              ReleaseUtils.copyPropertiesToReleaseDescriptor( session.getExecutionProperties() );
          mergeCommandLineConfig( config, sysPropertiesConfig );
  
          try
          {
              releaseManager.updateVersions( config, getReleaseEnvironment(), getReactorProjects() );
         }
         catch ( ReleaseExecutionException e )
         {
             throw new MojoExecutionException( e.getMessage(), e );
         }
         catch ( ReleaseFailureException e )
         {
             throw new MojoFailureException( e.getMessage(), e );
         }
     }
 }