package org.apache.maven.plugin.jxr;
   
   /*
    * 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.io.File;
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  import java.util.Locale;
  
  import org.apache.maven.plugins.annotations.Execute;
  import org.apache.maven.plugins.annotations.LifecyclePhase;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.project.MavenProject;
  
  /**
   * Creates an html-based, cross referenced version of Java source code
   * for a project.
   *
   * @author <a href="mailto:bellingard.NO-SPAM@gmail.com">Fabrice Bellingard</a>
   * @version $Id$
   */
  @Mojo( name = "jxr" )
  @Execute( phase = LifecyclePhase.GENERATE_SOURCES )
  public class JxrReport
      extends AbstractJxrReport
  {
      /**
       * Source directories of the project.
       */
      @Parameter( defaultValue = "${project.compileSourceRoots}", required = true, readonly = true )
      private List<String> sourceDirs;
  
      /**
       * Specifies the source path where the java files are located.
       * The paths are separated by '<code>;</code>'.
       */
      @Parameter
      private String sourcePath;
  
      /**
       * Folder where the Xref files will be copied to.
       */
      @Parameter( defaultValue = "${project.reporting.outputDirectory}/xref" )
      private String destDir;
  
      /**
       * Folder where Javadoc is generated for this project.
       */
      @Parameter( defaultValue = "${project.reporting.outputDirectory}/apidocs" )
      private File javadocDir;
  
      @Override
      protected String getDestinationDirectory()
      {
          return destDir;
      }
  
      @Override
      protected List<String> getSourceRoots()
      {
          if ( sourcePath != null )
          {
              String[] sourcePathArray = sourcePath.split( ";" );
              if ( sourcePathArray.length > 0 )
              {
                  return Arrays.asList( sourcePathArray );
              }
          }
  
          List<String> l = new ArrayList<>();
  
          if ( !"pom".equals( getProject().getPackaging().toLowerCase( Locale.US ) ) )
          {
              l.addAll( sourceDirs );
          }
  
          if ( getProject().getExecutionProject() != null )
          {
              if ( !"pom".equals( getProject().getExecutionProject().getPackaging().toLowerCase( Locale.US ) ) )
              {
                 l.addAll( getProject().getExecutionProject().getCompileSourceRoots() );
             }
         }
 
         return l;
     }
 
     @Override
     protected List<String> getSourceRoots( MavenProject project )
     {
         List<String> l = new ArrayList<>();
 
         if ( !"pom".equals( project.getPackaging().toLowerCase( Locale.US ) ) )
         {
             l.addAll( project.getCompileSourceRoots() );
         }
 
         if ( project.getExecutionProject() != null )
         {
             if ( !"pom".equals( project.getExecutionProject().getPackaging().toLowerCase( Locale.US ) ) )
             {
                 l.addAll( project.getExecutionProject().getCompileSourceRoots() );
             }
         }
 
         return l;
     }
 
     @Override
     public String getDescription( Locale locale )
     {
         return getBundle( locale ).getString( "report.xref.main.description" );
     }
 
     @Override
     public String getName( Locale locale )
     {
         return getBundle( locale ).getString( "report.xref.main.name" );
     }
 
     @Override
     public String getOutputName()
     {
         return "xref/index";
     }
 
     @Override
     protected File getJavadocDir()
     {
         return javadocDir;
     }
 
     @Override
     public void setReportOutputDirectory( File reportOutputDirectory )
     {
         if ( ( reportOutputDirectory != null ) && ( !reportOutputDirectory.getAbsolutePath().endsWith( "xref" ) ) )
         {
             this.destDir = new File( reportOutputDirectory, "xref" ).getAbsolutePath();
         }
         else
         {
             this.destDir = reportOutputDirectory.getAbsolutePath();
         }
     }
 }