Examples of MidiFileWriter

javax.sound.midi.spi.MidiFileWriter
A {@code MidiFileWriter} supplies MIDI file-writing services. Classes thatimplement this interface can write one or more types of MIDI file from a {@link Sequence} object. @author Kara Kytle @since 1.3

Examples of javax.sound.midi.spi.MidiFileWriter

  List providers = getMidiFileWriters();
  //$$fb 2002-04-17: Fix for 4635287: Standard MidiFileWriter cannot write empty Sequences
  int bytesWritten = -2;


  for (int i = 0; i < providers.size(); i++ ) {
      MidiFileWriter writer = (MidiFileWriter) providers.get(i);
      if( writer.isFileTypeSupported( type, in ) ) {


    bytesWritten = writer.write(in, type, out);
    break;
      }
  }
  if (bytesWritten == -2) {
      throw new IllegalArgumentException("MIDI file type is not supported");

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Examples of javax.sound.midi.spi.MidiFileWriter


    /**
     * @tests javax.sound.midi.spi.MidiFileWriter#isFileTypeSupported(int)
     */
    public void testIsFileTypeSupported1() {
        MidiFileWriter writer = new MidiFileWriter() {


            @Override
            public int[] getMidiFileTypes() {
                return recorded;
            }


            @Override
            public int[] getMidiFileTypes(Sequence sequence) {
                fail("what are doing here?");
                return null;
            }


            @Override
            public int write(Sequence in, int fileType, File out) {
                fail("what are doing here?");
                return 0;
            }


            @Override
            public int write(Sequence in, int fileType, OutputStream out) {
                fail("what are doing here?");
                return 0;
            }
        };


        recorded = new int[1];
        recorded[0] = 3;


        assertTrue(writer.isFileTypeSupported(3));
        assertFalse(writer.isFileTypeSupported(5));


        recorded = null;
        try {
            writer.isFileTypeSupported(10);
            fail("NPE expected");
        } catch (NullPointerException e) {}
    }

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Examples of javax.sound.midi.spi.MidiFileWriter


    /**
     * @tests javax.sound.midi.spi.MidiFileWriter#isFileTypeSupported(int,Sequence)
     */
    public void testIsFileTypeSupported2() {
        MidiFileWriter writer = new MidiFileWriter() {


            @Override
            public int[] getMidiFileTypes() {
                fail("what are doing here?");
                return null;
            }


            @Override
            public int[] getMidiFileTypes(Sequence sequence) {
                return recorded;
            }


            @Override
            public int write(Sequence in, int fileType, File out) {
                fail("what are doing here?");
                return 0;
            }


            @Override
            public int write(Sequence in, int fileType, OutputStream out) {
                fail("what are doing here?");
                return 0;
            }
        };


        recorded = new int[] {3};


        assertTrue(writer.isFileTypeSupported(3, null));
        assertFalse(writer.isFileTypeSupported(5, null));


        recorded = null;
        try {
            writer.isFileTypeSupported(10, null);
            fail("NPE expected");
        } catch (NullPointerException e) {}
    }

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Examples of javax.sound.midi.spi.MidiFileWriter

        Set allTypes = new HashSet();


        // gather from all the providers


        for (int i = 0; i < providers.size(); i++ ) {
            MidiFileWriter writer = (MidiFileWriter) providers.get(i);
            int[] types = writer.getMidiFileTypes();
            for (int j = 0; j < types.length; j++ ) {
                allTypes.add(new Integer(types[j]));
            }
        }
        int resultTypes[] = new int[allTypes.size()];

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Examples of javax.sound.midi.spi.MidiFileWriter

    public static boolean isFileTypeSupported(int fileType) {


        List providers = getMidiFileWriters();


        for (int i = 0; i < providers.size(); i++ ) {
            MidiFileWriter writer = (MidiFileWriter) providers.get(i);
            if( writer.isFileTypeSupported(fileType)) {
                return true;
            }
        }
        return false;
    }

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Examples of javax.sound.midi.spi.MidiFileWriter

        Set allTypes = new HashSet();


        // gather from all the providers


        for (int i = 0; i < providers.size(); i++ ) {
            MidiFileWriter writer = (MidiFileWriter) providers.get(i);
            int[] types = writer.getMidiFileTypes(sequence);
            for (int j = 0; j < types.length; j++ ) {
                allTypes.add(new Integer(types[j]));
            }
        }
        int resultTypes[] = new int[allTypes.size()];

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Examples of javax.sound.midi.spi.MidiFileWriter

    public static boolean isFileTypeSupported(int fileType, Sequence sequence) {


        List providers = getMidiFileWriters();


        for (int i = 0; i < providers.size(); i++ ) {
            MidiFileWriter writer = (MidiFileWriter) providers.get(i);
            if( writer.isFileTypeSupported(fileType,sequence)) {
                return true;
            }
        }
        return false;
    }

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Examples of javax.sound.midi.spi.MidiFileWriter

        List providers = getMidiFileWriters();
        //$$fb 2002-04-17: Fix for 4635287: Standard MidiFileWriter cannot write empty Sequences
        int bytesWritten = -2;


        for (int i = 0; i < providers.size(); i++ ) {
            MidiFileWriter writer = (MidiFileWriter) providers.get(i);
            if( writer.isFileTypeSupported( fileType, in ) ) {


                bytesWritten = writer.write(in, fileType, out);
                break;
            }
        }
        if (bytesWritten == -2) {
            throw new IllegalArgumentException("MIDI file type is not supported");

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Examples of javax.sound.midi.spi.MidiFileWriter

        List providers = getMidiFileWriters();
        //$$fb 2002-04-17: Fix for 4635287: Standard MidiFileWriter cannot write empty Sequences
        int bytesWritten = -2;


        for (int i = 0; i < providers.size(); i++ ) {
            MidiFileWriter writer = (MidiFileWriter) providers.get(i);
            if( writer.isFileTypeSupported( type, in ) ) {


                bytesWritten = writer.write(in, type, out);
                break;
            }
        }
        if (bytesWritten == -2) {
            throw new IllegalArgumentException("MIDI file type is not supported");

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Examples of javax.sound.midi.spi.MidiFileWriter

     * @return array of file types.  If no file types are supported,
     * an array of length 0 is returned.
     */
    public static int[] getMidiFileTypes() {


        MidiFileWriter providers[] = getMidiFileWriters();
        Vector allTypes = new Vector();


        int size = 0;
        int index = 0;
        int types[] = null;

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