src/share/classes/javax/sound/midi/Track.java

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   1 /*
   2  * Copyright (c) 1999, 2006, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 194         // also, would it make sense to adjust the EOT's time
 195         // to the last event, if the last non-EOT event is removed?
 196         // Or: document that the ticks() length will not be reduced
 197         // by deleting events (unless the EOT event is removed)
 198         synchronized(eventsList) {
 199             if (set.remove(event)) {
 200                 int i = eventsList.indexOf(event);
 201                 if (i >= 0) {
 202                     eventsList.remove(i);
 203                     return true;
 204                 }
 205             }
 206         }
 207         return false;
 208     }
 209 
 210 
 211     /**
 212      * Obtains the event at the specified index.
 213      * @param index the location of the desired event in the event vector
 214      * @throws <code>ArrayIndexOutOfBoundsException</code>  if the
 215      * specified index is negative or not less than the current size of
 216      * this track.
 217      * @see #size

 218      */
 219     public MidiEvent get(int index) throws ArrayIndexOutOfBoundsException {
 220         try {
 221             synchronized(eventsList) {
 222                 return (MidiEvent)eventsList.get(index);
 223             }
 224         } catch (IndexOutOfBoundsException ioobe) {
 225             throw new ArrayIndexOutOfBoundsException(ioobe.getMessage());
 226         }
 227     }
 228 
 229 
 230     /**
 231      * Obtains the number of events in this track.
 232      * @return the size of the track's event vector
 233      */
 234     public int size() {
 235         synchronized(eventsList) {
 236             return eventsList.size();
 237         }


   1 /*
   2  * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 194         // also, would it make sense to adjust the EOT's time
 195         // to the last event, if the last non-EOT event is removed?
 196         // Or: document that the ticks() length will not be reduced
 197         // by deleting events (unless the EOT event is removed)
 198         synchronized(eventsList) {
 199             if (set.remove(event)) {
 200                 int i = eventsList.indexOf(event);
 201                 if (i >= 0) {
 202                     eventsList.remove(i);
 203                     return true;
 204                 }
 205             }
 206         }
 207         return false;
 208     }
 209 
 210 
 211     /**
 212      * Obtains the event at the specified index.
 213      * @param index the location of the desired event in the event vector
 214      * @throws ArrayIndexOutOfBoundsException  if the
 215      * specified index is negative or not less than the current size of
 216      * this track.
 217      * @see #size
 218      * @return the event at the specified index
 219      */
 220     public MidiEvent get(int index) throws ArrayIndexOutOfBoundsException {
 221         try {
 222             synchronized(eventsList) {
 223                 return (MidiEvent)eventsList.get(index);
 224             }
 225         } catch (IndexOutOfBoundsException ioobe) {
 226             throw new ArrayIndexOutOfBoundsException(ioobe.getMessage());
 227         }
 228     }
 229 
 230 
 231     /**
 232      * Obtains the number of events in this track.
 233      * @return the size of the track's event vector
 234      */
 235     public int size() {
 236         synchronized(eventsList) {
 237             return eventsList.size();
 238         }