1 /*
   2  * Copyright (c) 2007, 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
  23  * questions.
  24  */
  25 package com.sun.media.sound;
  26 
  27 import java.io.File;
  28 import java.io.IOException;
  29 import java.io.InputStream;
  30 import java.net.URL;
  31 import javax.sound.midi.InvalidMidiDataException;
  32 import javax.sound.midi.Soundbank;
  33 import javax.sound.midi.spi.SoundbankReader;
  34 
  35 /**
  36  * This class is used to connect the SF2SoundBank class
  37  * to the SoundbankReader SPI interface.
  38  *
  39  * @author Karl Helgason
  40  */
  41 public final class SF2SoundbankReader extends SoundbankReader {
  42 
  43     public Soundbank getSoundbank(URL url)
  44             throws InvalidMidiDataException, IOException {
  45         try {
  46             return new SF2Soundbank(url);
  47         } catch (RIFFInvalidFormatException e) {
  48             return null;
  49         } catch(IOException ioe) {
  50             return null;
  51         }
  52     }
  53 
  54     public Soundbank getSoundbank(InputStream stream)
  55             throws InvalidMidiDataException, IOException {
  56         try {
  57             stream.mark(512);
  58             return new SF2Soundbank(stream);
  59         } catch (RIFFInvalidFormatException e) {
  60             stream.reset();
  61             return null;
  62         }
  63     }
  64 
  65     public Soundbank getSoundbank(File file)
  66             throws InvalidMidiDataException, IOException {
  67         try {
  68             return new SF2Soundbank(file);
  69         } catch (RIFFInvalidFormatException e) {
  70             return null;
  71         }
  72     }
  73 }