package org.codehaus.mojo.natives.util;
   
   import org.codehaus.plexus.util.FileUtils;
   import org.codehaus.plexus.util.StringUtils;
   
   import java.io.File;
   import java.io.IOException;
   import java.util.Arrays;
   
  /*
   * Copyright 2001-2004 The Apache Software Foundation.
   *
   * Licensed 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.
   */
  
  public class FileSet
  {
      private File basedir;
  
      /** List of files, all relative to the basedir. */
      private File[] files;
  
      private static final File[] EMPTY_FILE_ARRAY = new File[0];
  
      public FileSet( File basedir )
      {
          this( basedir, EMPTY_FILE_ARRAY );
      }
  
      public FileSet( File basedir, File file )
      {
          this( basedir, new File[] { file } );
      }
  
      public FileSet( File basedir, String includes, String excludes )
          throws IOException
      {
          this.basedir = basedir;
  
          excludes = this.trimCommaSeparateString( excludes );
  
          includes = this.trimCommaSeparateString( includes );
  
          files = (File[]) FileUtils.getFiles( basedir, includes, excludes ).toArray( EMPTY_FILE_ARRAY );
      }
  
      public FileSet( File basedir, File[] files )
      {
          if ( basedir == null )
          {
              throw new NullPointerException( "basedir must not be null" );
          }
  
          if ( files == null )
          {
              throw new NullPointerException( "files must not be null" );
          }
  
          this.basedir = basedir;
          this.files = files;
      }
  
      public File getBasedir()
      {
          return basedir;
      }
  
      public File[] getFiles()
      {
          return this.files;
      }
  
      public String toString()
      {
          return "basedir = " + basedir + "; files = " + Arrays.asList( files );
      }
  
      // temp solution until plexus-util is fix
  
      private String trimCommaSeparateString( String in )
      {
          if ( in == null || in.trim().length() == 0 )
          {
              return "";
          }
  
          StringBuffer out = new StringBuffer();
  
          String[] tokens = StringUtils.split( in, "," );
         for ( int i = 0; i < tokens.length; ++i )
         {
             if ( i != 0 )
             {
                 out.append( "," );
             }
             out.append( tokens[i].trim() );
         }
 
         return out.toString();
     }
 
 }