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/*****************************************************************
|
| Copyright 2002-2008 Axiomatic Systems, LLC
|
| $Id: HdlrAtom.java 196 2008-10-14 22:59:31Z bok $
|
| This file is part of Bento4/AP4 (MP4 Atom Processing Library).
|
| Unless you have obtained Bento4 under a difference license,
| this version of Bento4 is Bento4|GPL.
| Bento4|GPL 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, or (at your option)
| any later version.
|
| Bento4|GPL 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.
|
| You should have received a copy of the GNU General Public License
| along with Bento4|GPL; see the file COPYING. If not, write to the
| Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
| 02111-1307, USA.
|
****************************************************************/
package com.axiosys.bento4;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.RandomAccessFile;
public class HdlrAtom extends Atom {
private int handlerType;
private String handlerName;
public HdlrAtom(int size, RandomAccessFile source) throws IOException {
super(TYPE_HDLR, size, true, source);
source.skipBytes(4);
handlerType = source.readInt();
source.skipBytes(12);
// read the name unless it is empty
int nameMaxSize = size-(FULL_HEADER_SIZE+20)-1;
int nameSize = source.readByte();
if (nameSize > nameMaxSize) nameSize = nameMaxSize;
if (nameSize < 0) nameSize = 0;
if (nameSize > 0) {
byte[] name = new byte[nameSize];
source.read(name);
int nameChars = 0;
while (nameChars < name.length && name[nameChars] != 0) nameChars++;
handlerName = new String(name, 0, nameChars, "UTF-8");
}
}
public String getHandlerName() {
return handlerName;
}
public int getHandlerType() {
return handlerType;
}
protected void writeFields(DataOutputStream stream) throws IOException {
// not implemented yet
throw new RuntimeException("not implemented yet");
}
public String toString(String indentation) {
StringBuffer result = new StringBuffer(super.toString(indentation));
result.append("\n" + indentation + " handler_type = " + Atom.typeString(handlerType));
result.append("\n" + indentation + " handler_name = " + handlerName);
return result.toString();
}
}
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