declare namespace javax {
    namespace sound {
        namespace midi {
            /**
             * A <code>Transmitter</code> sends <code>{@link MidiEvent}</code> objects to one or more
             * <code>{@link Receiver Receivers}</code>. Common MIDI transmitters include sequencers
             * and MIDI input ports.
             * @see Receiver
             * @author Kara Kytle
             */
            // @ts-ignore
            interface Transmitter extends java.lang.AutoCloseable {
                /**
                 * Sets the receiver to which this transmitter will deliver MIDI messages.
                 * If a receiver is currently set, it is replaced with this one.
                 * @param receiver the desired receiver.
                 */
                // @ts-ignore
                setReceiver(receiver: javax.sound.midi.Receiver): void
                /**
                 * Obtains the current receiver to which this transmitter will deliver MIDI messages.
                 * @return the current receiver.  If no receiver is currently set,
                 *  returns <code>null</code>
                 */
                // @ts-ignore
                getReceiver(): javax.sound.midi.Receiver
                /**
                 * Indicates that the application has finished using the transmitter, and
                 * that limited resources it requires may be released or made available.
                 * <p>If the creation of this <code>Transmitter</code> resulted in
                 * implicitly opening the underlying device, the device is
                 * implicitly closed by this method. This is true unless the device is
                 * kept open by other <code>Receiver</code> or <code>Transmitter</code>
                 * instances that opened the device implicitly, and unless the device
                 * has been opened explicitly. If the device this
                 * <code>Transmitter</code> is retrieved from is closed explicitly
                 * by calling {@link MidiDevice#close MidiDevice.close}, the
                 * <code>Transmitter</code> is closed, too.  For a detailed
                 * description of open/close behaviour see the class description
                 * of {@link javax.sound.midi.MidiDevice MidiDevice}.
                 * @see javax.sound.midi.MidiSystem#getTransmitter
                 */
                // @ts-ignore
                close(): void
            }
        }
    }
}