/*
* Entagged Audio Tag library
* Copyright (c) 2003-2005 Rapha�l Slinckx <raphael@slinckx.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package entagged.audioformats.mp3;
import java.io.*;
import entagged.audioformats.EncodingInfo;
import entagged.audioformats.Tag;
import entagged.audioformats.exceptions.CannotReadException;
import entagged.audioformats.generic.AudioFileReader;
import entagged.audioformats.generic.GenericTag;
import entagged.audioformats.mp3.util.Id3v1TagReader;
import entagged.audioformats.mp3.util.Id3v2TagReader;
import entagged.audioformats.mp3.util.Mp3InfoReader;
public class Mp3FileReader extends AudioFileReader {
private Mp3InfoReader ir = new Mp3InfoReader();
private Id3v2TagReader idv2tr = new Id3v2TagReader();
private Id3v1TagReader idv1tr = new Id3v1TagReader();
protected EncodingInfo getEncodingInfo( RandomAccessFile raf ) throws CannotReadException, IOException {
return ir.read(raf);
}
protected Tag getTag( RandomAccessFile raf ) throws IOException {
String error = "";
Id3v2Tag v2 = null;
Id3v1Tag v1 = null;
try {
v2 = idv2tr.read(raf);
} catch(CannotReadException e) {
v2 = null;
error += "("+e.getMessage()+")";
}
try {
v1 = idv1tr.read(raf);
} catch(CannotReadException e) {
v1 = null;
error += "("+e.getMessage()+")";
}
if(v1 == null && v2 == null)
return new GenericTag();
if(v2 == null) {
return v1;
}
else if(v1 != null) {
v2.merge( v1 );
v2.hasId3v1(true);
}
return v2;
}
}