AtomList.java
上传用户:xjjlds
上传日期:2015-12-05
资源大小:22823k
文件大小:1k
- 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();
- }
- }