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JavaTM 2 Platform Std. Ed. v1.3.1 |
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java.lang.Object | +--javax.sound.midi.spi.MidiFileReader
A MidiFileReader
supplies MIDI file-reading services. Classes implementing this
interface can parse the format information from one or more types of
MIDI file, and can produce a Sequence
object from files of these types.
Constructor Summary | |
MidiFileReader()
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Method Summary | |
abstract MidiFileFormat |
getMidiFileFormat(File file)
Obtains the MIDI file format of the File provided. |
abstract MidiFileFormat |
getMidiFileFormat(InputStream stream)
Obtains the MIDI file format of the input stream provided. |
abstract MidiFileFormat |
getMidiFileFormat(URL url)
Obtains the MIDI file format of the URL provided. |
abstract Sequence |
getSequence(File file)
Obtains a MIDI sequence from the File provided. |
abstract Sequence |
getSequence(InputStream stream)
Obtains a MIDI sequence from the input stream provided. |
abstract Sequence |
getSequence(URL url)
Obtains a MIDI sequence from the URL provided. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public MidiFileReader()
Method Detail |
public abstract MidiFileFormat getMidiFileFormat(InputStream stream) throws InvalidMidiDataException, IOException
IOException
.stream
- the input stream from which file format information should be
extractedMidiFileFormat
object describing the MIDI file formatInvalidMidiDataException
- if the stream does not point to valid MIDI
file data recognized by the systemIOException
- if an I/O exception occursInputStream.markSupported()
,
InputStream.mark(int)
public abstract MidiFileFormat getMidiFileFormat(URL url) throws InvalidMidiDataException, IOException
url
- the URL from which file format information should be
extractedMidiFileFormat
object describing the MIDI file formatInvalidMidiDataException
- if the URL does not point to valid MIDI
file data recognized by the systemIOException
- if an I/O exception occurspublic abstract MidiFileFormat getMidiFileFormat(File file) throws InvalidMidiDataException, IOException
File
provided.
The File
must point to valid MIDI file data.file
- the File
from which file format information should be
extractedMidiFileFormat
object describing the MIDI file formatInvalidMidiDataException
- if the File
does not point to valid MIDI
file data recognized by the systemIOException
- if an I/O exception occurspublic abstract Sequence getSequence(InputStream stream) throws InvalidMidiDataException, IOException
stream
- the input stream from which the Sequence
should be
constructedSequence
object based on the MIDI file data contained
in the input stream.InvalidMidiDataException
- if the stream does not point to valid MIDI
file data recognized by the systemIOException
- if an I/O exception occursInputStream.markSupported()
,
InputStream.mark(int)
public abstract Sequence getSequence(URL url) throws InvalidMidiDataException, IOException
url
- the URL for which the Sequence
should be
constructedSequence
object based on the MIDI file data pointed
to by the URLInvalidMidiDataException
- if the URL does not point to valid MIDI
file data recognized by the systemIOException
- if an I/O exception occurspublic abstract Sequence getSequence(File file) throws InvalidMidiDataException, IOException
File
provided. The File
must
point to valid MIDI file data.file
- the File
from which the Sequence
should be
constructedSequence
object based on the MIDI file data pointed
to by the File
InvalidMidiDataException
- if the File
does not point to valid MIDI
file data recognized by the systemIOException
- if an I/O exception occurs
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JavaTM 2 Platform Std. Ed. v1.3.1 |
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