package org.apache.maven.shared.release.phase;

 /*

  * 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.project.MavenProject;

 import org.apache.maven.scm.ScmException;

 import org.apache.maven.scm.ScmFileSet;

 import org.apache.maven.scm.command.remove.RemoveScmResult;

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

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

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

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

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

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

 import org.apache.maven.shared.release.env.ReleaseEnvironment;

 import org.apache.maven.shared.release.scm.ReleaseScmCommandException;

 import org.apache.maven.shared.release.util.ReleaseUtil;

 import java.io.File;

 import java.util.ArrayList;

 import java.util.List;

 /**

  * Remove release POMs.

  *

  * @author <a href="mailto:brett@apache.org">Brett Porter</a>

  * @author <a href="mailto:markhobson@gmail.com">Mark Hobson</a>

  * @plexus.component role="org.apache.maven.shared.release.phase.ReleasePhase" role-hint="remove-release-poms"

  */

 public class RemoveReleasePomsPhase

     extends AbstractReleasePomsPhase

 {

     public ReleaseResult execute( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment,

                                   List<MavenProject> reactorProjects )

         throws ReleaseFailureException, ReleaseExecutionException

     {

         return execute( releaseDescriptor, releaseEnvironment, reactorProjects, false );

     }

     public ReleaseResult simulate( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment,

                                    List<MavenProject> reactorProjects )

         throws ReleaseFailureException, ReleaseExecutionException

     {

         return execute( releaseDescriptor, releaseEnvironment, reactorProjects, true );

     }

     private ReleaseResult execute( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment,

                                    List<MavenProject> reactorProjects, boolean simulate )

         throws ReleaseFailureException, ReleaseExecutionException

     {

         ReleaseResult result = new ReleaseResult();

         if ( releaseDescriptor.isGenerateReleasePoms() )

         {

             logInfo( result, "Removing release POMs..." );

             removeReleasePoms( releaseDescriptor, releaseEnvironment, simulate, result, reactorProjects );

         }

         else

         {

             logInfo( result, "Not removing release POMs" );

         }

         result.setResultCode( ReleaseResult.SUCCESS );

         return result;

     }

     private void removeReleasePoms( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment,

                                     boolean simulate, ReleaseResult result, List<MavenProject> projects )

         throws ReleaseFailureException, ReleaseExecutionException

     {

         List<File> releasePoms = new ArrayList<File>();

         for ( MavenProject project : projects )

         {

             logInfo( result, "Removing release POM for '" + project.getName() + "'..." );

             releasePoms.add( ReleaseUtil.getReleasePom( project ) );

         }

         removeReleasePomsFromScm( releaseDescriptor, releaseEnvironment, simulate, result, releasePoms );

     }

     private void removeReleasePomsFromScm( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment,

                                            boolean simulate, ReleaseResult result, List<File> releasePoms )

         throws ReleaseFailureException, ReleaseExecutionException

     {

         if ( simulate )

         {

             logInfo( result, "Full run would be removing " + releasePoms );

         }

         else

         {

             ScmRepository scmRepository = getScmRepository( releaseDescriptor, releaseEnvironment );

             ScmProvider scmProvider = getScmProvider( scmRepository );

             ScmFileSet scmFileSet = new ScmFileSet( new File( releaseDescriptor.getWorkingDirectory() ), releasePoms );

             try

             {

                 RemoveScmResult scmResult =

                     scmProvider.remove( scmRepository, scmFileSet, "Removing for next development iteration." );

                 if ( !scmResult.isSuccess() )

                 {

                     throw new ReleaseScmCommandException( "Cannot remove release POMs from SCM", scmResult );

                 }

             }

             catch ( ScmException exception )

             {

                 throw new ReleaseExecutionException( "Cannot remove release POMs from SCM: " + exception.getMessage(),

                                                      exception );

             }

         }

     }

 }