/*
 * File    : UrlZip.java
 * Created : 25-sep-2001 10:54
 * By      : fbusquets
 *
 * JClic - Authoring and playing system for educational activities
 *
 * Copyright (C) 2000 - 2005 Francesc Busquets & Departament
 * d'Educacio de la Generalitat de Catalunya                                        
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details (see the LICENSE file).
 */

package edu.xtec.jclic.fileSystem;

import edu.xtec.util.ResourceBridge;
import java.io.*;
import java.util.ArrayList;
import java.util.zip.*;

/**
 *
 * @author Francesc Busquets (fbusquets@xtec.cat)
 * @version 13.09.10
 */
public class UrlZip extends ZipFileSystem{

    /** Creates new ZipFileSystem */
    public UrlZip(String rootPath, String fName, ResourceBridge rb) throws Exception{
        super(rootPath, fName, rb);
        ZipInputStream zis=new ZipInputStream(super.getInputStream(fName));
        ArrayList<UrlZipEntry> v=new ArrayList<UrlZipEntry>();
        ZipEntry entry;
        while((entry=zis.getNextEntry())!=null){
            ByteArrayOutputStream baos=new ByteArrayOutputStream();
            byte[] buffer=new byte[1024];
            int bytesRead;
            while((bytesRead=zis.read(buffer, 0, 1024))>0)
                baos.write(buffer, 0, bytesRead);
            v.add(new UrlZipEntry(entry, baos.toByteArray()));
            zis.closeEntry();
        }
        zis.close();
        entries=v.toArray(new UrlZipEntry[v.size()]);
    }
    
    protected class UrlZipEntry extends ExtendedZipEntry{
        byte[] data;
        
        UrlZipEntry(ZipEntry entry){
            super(entry);
            data=null;
        }
        
        UrlZipEntry(ZipEntry entry, byte[] setData){
            super(entry);
            data=setData;
        }
        
        public byte[] getBytes() throws IOException{
            return data;
        }
        
        public InputStream getInputStream() throws IOException{
            return new ByteArrayInputStream(data);
        }
    }    
}