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    1   /*
    2    * Copyright (c) 2007, 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   
   26   package com.sun.media.sound;
   27   
   28   import java.io.File;
   29   import java.io.IOException;
   30   import java.io.InputStream;
   31   import java.net.URL;
   32   import javax.sound.midi.InvalidMidiDataException;
   33   import javax.sound.midi.Soundbank;
   34   import javax.sound.midi.spi.SoundbankReader;
   35   
   36   /**
   37    * This class is used to connect the DLSSoundBank class
   38    * to the SoundbankReader SPI interface.
   39    *
   40    * @author Karl Helgason
   41    */
   42   public class DLSSoundbankReader extends SoundbankReader {
   43   
   44       public Soundbank getSoundbank(URL url)
   45               throws InvalidMidiDataException, IOException {
   46           try {
   47               return new DLSSoundbank(url);
   48           } catch (RIFFInvalidFormatException e) {
   49               return null;
   50           } catch(IOException ioe) {
   51               return null;
   52           }
   53       }
   54   
   55       public Soundbank getSoundbank(InputStream stream)
   56               throws InvalidMidiDataException, IOException {
   57           try {
   58               stream.mark(512);
   59               return new DLSSoundbank(stream);
   60           } catch (RIFFInvalidFormatException e) {
   61               stream.reset();
   62               return null;
   63           }
   64       }
   65   
   66       public Soundbank getSoundbank(File file)
   67               throws InvalidMidiDataException, IOException {
   68           try {
   69               return new DLSSoundbank(file);
   70           } catch (RIFFInvalidFormatException e) {
   71               return null;
   72           }
   73       }
   74   }

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