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.artifact.ArtifactUtils;

 import org.apache.maven.project.MavenProject;

 import org.apache.maven.scm.manager.NoSuchScmProviderException;

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

 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.ReleaseScmRepositoryException;

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

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

 import org.codehaus.plexus.util.StringUtils;

 import java.util.List;

 /**

  * Phase that checks the validity of the POM before release.

  *

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

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

  */

 public class CheckPomPhase

     extends AbstractReleasePhase

 {

     /**

      * Retrieve an SCM repository, useful for validating an URL.

      *

      * @plexus.requirement

      */

     private ScmRepositoryConfigurator scmRepositoryConfigurator;

     public ReleaseResult execute( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment, List<MavenProject> reactorProjects )

         throws ReleaseExecutionException, ReleaseFailureException

     {

         ReleaseResult result = new ReleaseResult();

         // Currently, we don't deal with multiple SCM locations in a multiproject

         if ( StringUtils.isEmpty( releaseDescriptor.getScmSourceUrl() ) )

         {

             MavenProject rootProject = ReleaseUtil.getRootProject( reactorProjects );

             if ( rootProject != null && rootProject.getScm() != null )

             {

                 if ( rootProject.getScm().getDeveloperConnection() != null )

                 {

                     releaseDescriptor.setScmSourceUrl( rootProject.getScm().getDeveloperConnection() );

                 }

                 else if ( rootProject.getScm().getConnection() != null )

                 {

                     releaseDescriptor.setScmSourceUrl( rootProject.getScm().getConnection() );

                 }

             }

             if ( StringUtils.isEmpty( releaseDescriptor.getScmSourceUrl() ) )

             {

                 throw new ReleaseFailureException(

                     "Missing required setting: scm connection or developerConnection must be specified." );

             }

             // As long as Scm.getId() does not exist, read it as a property

             releaseDescriptor.setScmId( rootProject.getProperties().getProperty( "project.scm.id" ) );

             try

             {

                 scmRepositoryConfigurator.getConfiguredRepository( releaseDescriptor, releaseEnvironment.getSettings() );

             }

             catch ( ScmRepositoryException e )

             {

                 throw new ReleaseScmRepositoryException( e.getMessage(), e.getValidationMessages() );

             }

             catch ( NoSuchScmProviderException e )

             {

                 throw new ReleaseFailureException(

                     "The provider given in the SCM URL could not be found: " + e.getMessage() );

             }

         }

         boolean containsSnapshotProjects = false;

         for ( MavenProject project : reactorProjects )

         {

             if ( ArtifactUtils.isSnapshot( project.getVersion() ) )

             {

                 containsSnapshotProjects = true;

             }

         }

         if ( !containsSnapshotProjects && !releaseDescriptor.isBranchCreation() )

         {

             throw new ReleaseFailureException( "You don't have a SNAPSHOT project in the reactor projects list." );

         }

         result.setResultCode( ReleaseResult.SUCCESS );

         return result;

     }

     public ReleaseResult simulate( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment, List<MavenProject> reactorProjects )

         throws ReleaseExecutionException, ReleaseFailureException

     {

         // It makes no modifications, so simulate is the same as execute

         return execute( releaseDescriptor, releaseEnvironment, reactorProjects );

     }

 }