package org.apache.maven.plugin.assembly.mojos;
   
   /*
    * 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.Artifact;
  import org.apache.maven.plugin.AbstractMojo;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.MojoFailureException;
  import org.apache.maven.plugin.assembly.archive.ArchiveExpansionException;
  import org.apache.maven.plugin.assembly.utils.AssemblyFileUtils;
  import org.apache.maven.plugins.annotations.Component;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.plugins.annotations.ResolutionScope;
  import org.apache.maven.project.MavenProject;
  import org.codehaus.plexus.archiver.manager.ArchiverManager;
  import org.codehaus.plexus.archiver.manager.NoSuchArchiverException;
  
  import java.io.File;
  import java.util.LinkedHashSet;
  import java.util.Set;
  
  /**
   * Unpack project dependencies. Currently supports dependencies of type jar and zip.
   *
   * @version $Id: UnpackMojo.java 1639422 2014-11-13 18:08:07Z krosenvold $
   * @deprecated Use org.apache.maven.plugins:maven-dependency-plugin goal: unpack or unpack-dependencies instead.
   */
  @Mojo( name = "unpack", requiresDependencyResolution = ResolutionScope.TEST, inheritByDefault = false )
  @Deprecated
  public class UnpackMojo
      extends AbstractMojo
  {
  
      /**
       */
      @Parameter( defaultValue = "${project}", readonly = true, required = true )
      private MavenProject project;
  
      /**
       */
      @Component
      private ArchiverManager archiverManager;
  
      /**
       * Directory to unpack JARs into if needed
       */
      @Parameter( defaultValue = "${project.build.directory}/assembly/work", required = true )
      protected File workDirectory;
  
      /**
       * Unpacks the archive file.
       *
       * @throws MojoExecutionException
       */
      @SuppressWarnings( "ResultOfMethodCallIgnored" )
      public void execute()
          throws MojoExecutionException, MojoFailureException
      {
          final Set<Artifact> dependencies = new LinkedHashSet<Artifact>();
  
          if ( project.getArtifact() != null && project.getArtifact().getFile() != null )
          {
              dependencies.add( project.getArtifact() );
          }
  
          @SuppressWarnings( "unchecked" ) final Set<Artifact> projectArtifacts = project.getArtifacts();
          if ( projectArtifacts != null )
          {
              dependencies.addAll( projectArtifacts );
          }
  
          for ( final Artifact artifact : dependencies )
          {
              final String name = artifact.getFile().getName();
  
              final File tempLocation = new File( workDirectory, name.substring( 0, name.lastIndexOf( '.' ) ) );
              boolean process = false;
              if ( !tempLocation.exists() )
              {
                  tempLocation.mkdirs();
                  process = true;
             }
             else if ( artifact.getFile().lastModified() > tempLocation.lastModified() )
             {
                 process = true;
             }
 
             if ( process )
             {
                 final File file = artifact.getFile();
                 try
                 {
                     AssemblyFileUtils.unpack( file, tempLocation, archiverManager );
                 }
                 catch ( final NoSuchArchiverException e )
                 {
                     getLog().info( "Skip unpacking dependency file with unknown extension: " + file.getPath() );
                 }
                 catch ( final ArchiveExpansionException e )
                 {
                     throw new MojoExecutionException( "Error unpacking dependency file: " + file, e );
                 }
             }
         }
     }
 
 }