/*

  * 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.

  */

 package org.apache.maven.plugin.javadoc;

 import org.apache.maven.plugin.MojoExecutionException;

 import org.apache.maven.plugin.MojoFailureException;

 import org.apache.maven.plugin.javadoc.options.JavadocOptions;

 import org.apache.maven.project.MavenProjectHelper;

 import org.codehaus.plexus.archiver.Archiver;

 import org.codehaus.plexus.archiver.ArchiverException;

 import org.codehaus.plexus.archiver.manager.ArchiverManager;

 import org.codehaus.plexus.archiver.manager.NoSuchArchiverException;

 import java.io.File;

 import java.io.IOException;

 /**

  * Bundle {@link AbstractJavadocMojo#javadocDirectory}, along with javadoc configuration options such

  * as taglet, doclet, and link information into a deployable artifact. This artifact can then be consumed

  * by the javadoc plugin mojos when used by the <code>includeDependencySources</code> option, to generate

  * javadocs that are somewhat consistent with those generated in the original project itself.

  *  

  * @goal resource-bundle

  * @phase package

  * @since 2.7

  */

 public class ResourcesBundleMojo

     extends AbstractJavadocMojo

 {

     public static final String BUNDLE_OPTIONS_PATH = "META-INF/maven/javadoc-options.xml";

     public static final String RESOURCES_DIR_PATH = "resources";

     /**

      * Base name of artifacts produced by this project. This will be combined with 

      * {@link ResourcesBundleMojo#getAttachmentClassifier()} to produce the name for this bundle 

      * jar.

      * 

      * @parameter default-value="${project.build.finalName}"

      * @readonly

      */

     private String finalName;

     /**

      * Helper component to provide an easy mechanism for attaching an artifact to the project for 

      * installation/deployment.

      * 

      * @component

      */

     private MavenProjectHelper projectHelper;

     /**

      * Archiver manager, used to manage jar builder.

      *

      * @component

      */

     private ArchiverManager archiverManager;

     /**

      * Assemble a new {@link JavadocOptions} instance that contains the configuration options in this

      * mojo, which are a subset of those provided in derivatives of the {@link AbstractJavadocMojo}

      * class (most of the javadoc mojos, in other words). Then, bundle the contents of the 

      * <code>javadocDirectory</code> along with the assembled JavadocOptions instance (serialized to

      * META-INF/maven/javadoc-options.xml) into a project attachment for installation/deployment.

      * 

      * {@inheritDoc}

      * @see org.apache.maven.plugin.Mojo#execute()

      */

     public void execute()

         throws MojoExecutionException, MojoFailureException

     {

         try

         {

             buildJavadocOptions();

         }

         catch ( IOException e )

         {

             throw new MojoExecutionException( "Failed to generate javadoc-options file: " + e.getMessage(), e );

         }

         Archiver archiver;

         try

         {

             archiver = archiverManager.getArchiver( "jar" );

         }

         catch ( NoSuchArchiverException e )

         {

             throw new MojoExecutionException( "Failed to retrieve jar archiver component from manager.", e );

         }

         File optionsFile = getJavadocOptionsFile();

         File bundleFile = new File( getProject().getBuild().getDirectory(), finalName + "-" + getAttachmentClassifier() + ".jar" );

         try

         {

             archiver.addFile( optionsFile, BUNDLE_OPTIONS_PATH );

             File javadocDir = getJavadocDirectory();

             if ( javadocDir.exists() && javadocDir.isDirectory() )

             {

                 archiver.addDirectory( javadocDir, RESOURCES_DIR_PATH );

             }

             archiver.setDestFile( bundleFile );

             archiver.createArchive();

         }

         catch ( ArchiverException e )

         {

             throw new MojoExecutionException( "Failed to assemble javadoc-resources bundle archive. Reason: " + e.getMessage(), e );

         }

         catch ( IOException e )

         {

             throw new MojoExecutionException( "Failed to assemble javadoc-resources bundle archive. Reason: " + e.getMessage(), e );

         }

         projectHelper.attachArtifact( getProject(), bundleFile, getAttachmentClassifier() );

     }

 }