/*

  *  Copyright (c) 2001-2009, Jean Tessier

  *  All rights reserved.

  *  

  *  Redistribution and use in source and binary forms, with or without

  *  modification, are permitted provided that the following conditions

  *  are met:

  *  

  *      * Redistributions of source code must retain the above copyright

  *        notice, this list of conditions and the following disclaimer.

  *  

  *      * Redistributions in binary form must reproduce the above copyright

  *        notice, this list of conditions and the following disclaimer in the

  *        documentation and/or other materials provided with the distribution.

  *  

  *      * Neither the name of Jean Tessier nor the names of his contributors

  *        may be used to endorse or promote products derived from this software

  *        without specific prior written permission.

  *  

  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

  *  A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR

  *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

  *  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

  *  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

  *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF

  *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

  *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

  *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

  */

 package com.jeantessier.classreader;

  import java.io.*;

  import org.apache.log4j.*;

 public class DirectoryClassfileLoader extends ClassfileLoaderDecorator {

     public DirectoryClassfileLoader(ClassfileLoader loader) {

         super(loader);

     }

     protected void load(String filename) {

         Logger.getLogger(getClass()).debug("Starting group from path \"" + filename + "\"");

         try {

             DirectoryExplorer explorer = new DirectoryExplorer(filename);

             fireBeginGroup(filename, explorer.getFiles().size());

             for (File file : explorer.getFiles()) {

                 fireBeginFile(file.getPath());

                 Logger.getLogger(getClass()).debug("Starting file \"" + file.getPath() + "\" (" + file.length() + " bytes)");

                 if (!file.isDirectory()) {

                     // No need to close "in" in finally block.  Only problems can

                     // be with opening "file".

                     // Errors with contents format will be handled and logged by Load().

                     try {

                         InputStream in = new FileInputStream(file);

                         getLoader().load(file.getPath(), in);

                         in.close();

                     } catch (IOException ex) {

                         Logger.getLogger(getClass()).error("Cannot load file \"" + file.getPath() + "\"", ex);

                     }

                 }

                 fireEndFile(file.getPath());

             }

         } catch (IOException ex) {

             Logger.getLogger(getClass()).error("Cannot load group \"" + filename + "\"", ex);

         } finally {

             fireEndGroup(filename);

         }

     }

     protected void load(String filename, InputStream in) {

         // Do nothing

     }

 }