package org.apache.maven.plugin.assembly.archive.task;
   
   /*
    * 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.plugin.assembly.archive.ArchiveCreationException;
  import org.apache.maven.plugin.assembly.utils.AssemblyFormatUtils;
  import org.codehaus.plexus.archiver.Archiver;
  import org.codehaus.plexus.archiver.ArchiverException;
  import org.codehaus.plexus.archiver.util.DefaultFileSet;
  import org.codehaus.plexus.components.io.functions.InputStreamTransformer;
  
  import java.io.File;
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * @version $Id: AddDirectoryTask.java 1639422 2014-11-13 18:08:07Z krosenvold $
   */
  public class AddDirectoryTask
  {
  
      private final File directory;
  
      private final InputStreamTransformer transformer;
  
      private List<String> includes;
  
      private List<String> excludes;
  
      private String outputDirectory;
  
      private boolean useDefaultExcludes = true;
  
      private int directoryMode = -1;
  
      private int fileMode = -1;
  
      public AddDirectoryTask( final File directory, InputStreamTransformer transformers )
      {
          this.directory = directory;
  
          this.transformer = transformers;
      }
  
      public AddDirectoryTask( final File directory )
      {
          this( directory, null );
      }
  
      public void execute( final Archiver archiver )
          throws ArchiveCreationException
      {
          if ( ".".equals( outputDirectory ) )
          {
              outputDirectory = "";
          }
          else if ( "..".equals( outputDirectory ) )
          {
              throw new ArchiveCreationException(
                  "Cannot add source directory: " + directory + " to archive-path: " + outputDirectory
                      + ". All paths must be within the archive root directory." );
          }
  
          final int oldDirMode = archiver.getOverrideDirectoryMode();
          final int oldFileMode = archiver.getOverrideFileMode();
  
          boolean fileModeSet = false;
          boolean dirModeSet = false;
  
          try
          {
              if ( directoryMode != -1 )
              {
                  archiver.setDirectoryMode( directoryMode );
                  dirModeSet = true;
              }
  
              if ( fileMode != -1 )
              {
                  archiver.setFileMode( fileMode );
                  fileModeSet = true;
              }
 
             if ( directory.exists() )
             {
                 List<String> directoryExcludes;
                 if ( excludes != null && !excludes.isEmpty() )
                 {
                     directoryExcludes = new ArrayList<String>( excludes );
                 }
                 else
                 {
                     directoryExcludes = new ArrayList<String>();
                 }
 
                 try
                 {
                     String[] includesArray = null;
                     if ( includes != null && !includes.isEmpty() )
                     {
                         includesArray = new String[includes.size()];
 
                         int i = 0;
                         for ( String include : includes )
                         {
                             includesArray[i++] = normalize( include );
                         }
                     }
 
                     // this one is guaranteed to be non-null by code above.
                     final String[] excludesArray = new String[directoryExcludes.size()];
 
                     int i = 0;
                     for ( String directoryExclude : directoryExcludes )
                     {
                         excludesArray[i++] = normalize( directoryExclude );
                     }
 
                     final DefaultFileSet fs = new DefaultFileSet();
                     fs.setUsingDefaultExcludes( useDefaultExcludes );
                     fs.setPrefix( outputDirectory );
                     fs.setDirectory( directory );
                     fs.setIncludes( includesArray );
                     fs.setExcludes( excludesArray );
                     if ( transformer != null )
                     {
                         fs.setStreamTransformer( transformer );
                     }
 
                     archiver.addFileSet( fs );
                 }
                 catch ( final ArchiverException e )
                 {
                     throw new ArchiveCreationException( "Error adding directory to archive: " + e.getMessage(), e );
                 }
             }
         }
         finally
         {
             if ( dirModeSet )
             {
                 archiver.setDirectoryMode( oldDirMode );
             }
 
             if ( fileModeSet )
             {
                 archiver.setFileMode( oldFileMode );
             }
         }
     }
 
     private String normalize( String include )
     {
         String value = AssemblyFormatUtils.fixRelativeRefs( include );
 
         if ( value.startsWith( "/" ) || value.startsWith( "\\" ) )
         {
             value = value.substring( 1 );
         }
         return value;
     }
 
     public void setExcludes( final List<String> excludes )
     {
         this.excludes = excludes;
     }
 
     public void setIncludes( final List<String> includes )
     {
         this.includes = includes;
     }
 
     public void setOutputDirectory( final String outputDirectory )
     {
         this.outputDirectory = outputDirectory;
     }
 
     public void setDirectoryMode( final int directoryMode )
     {
         this.directoryMode = directoryMode;
     }
 
     public void setFileMode( final int fileMode )
     {
         this.fileMode = fileMode;
     }
 
     public void setUseDefaultExcludes( final boolean useDefaultExcludes )
     {
         this.useDefaultExcludes = useDefaultExcludes;
     }
 
 }