?? track.java
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/* * Track.java *//* * Copyright (c) 1999, 2000 by Matthias Pfisterer <Matthias.Pfisterer@gmx.de> * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Library 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 Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */package javax.sound.midi;import java.util.ArrayList;import java.util.List;import java.util.Vector;public class Track{ private List m_events; public Track() { m_events = new ArrayList(); } public synchronized boolean add(MidiEvent event) { if (!m_events.contains(event)) { int nIndex = size() - 1; for (nIndex = size() - 1; nIndex >= 0 && get(nIndex).getTick() > event.getTick(); nIndex--) { } m_events.add(nIndex + 1, event); return true; } else { return false; } } public synchronized boolean remove(MidiEvent event) { return m_events.remove(event); } public synchronized MidiEvent get(int nIndex) throws ArrayIndexOutOfBoundsException { return (MidiEvent) m_events.get(nIndex); } public synchronized int size() { return m_events.size(); } public long ticks() { /* * Since ordering by tick value is guaranteed, we can * simply pick the last event and return its tick value. */ return get(size() - 1).getTick(); }}/*** Track.java ***/
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