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/*****************************************************************
|
| Copyright 2002-2008 Axiomatic Systems, LLC
|
| $Id: AtomList.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.IOException;
import java.io.RandomAccessFile;
import java.util.ArrayList;
public class AtomList implements AtomParent {
private final ArrayList atoms = new ArrayList();
public AtomList(String filename) throws IOException, InvalidFormatException {
RandomAccessFile input = new RandomAccessFile(filename, "r");
Atom atom;
do {
atom = AtomFactory.DefaultFactory.createAtom(input);
if (atom != null) atoms.add(atom);
} while (atom != null);
//input.close(); do not close the input here as some atoms may need to read from it later
}
public int getChildrenCount() {
return atoms.size();
}
public Atom getChild(int index) {
return (Atom)atoms.get(index);
}
public Atom getChild(int type, int index) {
return AtomUtils.findChild(atoms, type, index);
}
public String toString() {
StringBuffer result = new StringBuffer();
String sep = "";
for (int i=0; i<atoms.size(); i++) {
Atom atom = (Atom)atoms.get(i);
result.append(atom.toString() + sep);
sep = "\n";
}
return result.toString();
}
}
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