javax.sound.midi.spi
Class MidiDeviceProvider
- java.lang.Object
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- javax.sound.midi.spi.MidiDeviceProvider
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public abstract class MidiDeviceProvider extends Object
AMidiDeviceProvideris a factory or provider for a particular type of MIDI device. This mechanism allows the implementation to determine how resources are managed in the creation and management of a device.
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Constructor Summary
Constructors Constructor and Description MidiDeviceProvider()
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method and Description abstract MidiDevicegetDevice(MidiDevice.Info info)Obtains an instance of the device represented by the info object.abstract MidiDevice.Info[]getDeviceInfo()Obtains the set of info objects representing the device or devices provided by thisMidiDeviceProvider.booleanisDeviceSupported(MidiDevice.Info info)Indicates whether the device provider supports the device represented by the specified device info object.
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Method Detail
isDeviceSupported
public boolean isDeviceSupported(MidiDevice.Info info)
Indicates whether the device provider supports the device represented by the specified device info object.- Parameters:
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info- an info object that describes the device for which support is queried - Returns:
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trueif the specified device is supported, otherwisefalse
getDeviceInfo
public abstract MidiDevice.Info[] getDeviceInfo()
Obtains the set of info objects representing the device or devices provided by thisMidiDeviceProvider.- Returns:
- set of device info objects
getDevice
public abstract MidiDevice getDevice(MidiDevice.Info info)
Obtains an instance of the device represented by the info object.- Parameters:
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info- an info object that describes the desired device - Returns:
- device instance
- Throws:
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IllegalArgumentException- if the info object specified does not match the info object for a device supported by thisMidiDeviceProvider
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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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