javax.usb.event
Class UsbPipeEvent

java.lang.Object
  java.util.EventObject
      javax.usb.event.UsbPipeEvent

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

UsbPipeDataEvent, UsbPipeErrorEvent

public class UsbPipeEvent

extends java.util.EventObject

Class for USB pipe events.

Author:

E. Michael Maximilien, Dan Streetman

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

UsbPipeEvent(UsbPipe source)
Constructor.

UsbPipeEvent(UsbPipe source, UsbIrp uI)
Constructor.

Method Summary

UsbIrp	getUsbIrp() Get the UsbIrp associated with this event.
UsbPipe	getUsbPipe() Get the UsbPipe.
boolean	hasUsbIrp() If this has an associated UsbIrp.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

UsbPipeEvent

public UsbPipeEvent(UsbPipe source)

Constructor.

This should only be used if there is no UsbIrp associated with this event.

Parameters:

source - The source UsbPipe.

UsbPipeEvent

public UsbPipeEvent(UsbPipe source,
                    UsbIrp uI)

Constructor.

Parameters:

source - The source UsbPipe.

uI - The UsbIrp.

Method Detail

getUsbPipe

public UsbPipe getUsbPipe()

Get the UsbPipe.

Returns:

The associated UsbPipe.

hasUsbIrp

public boolean hasUsbIrp()

If this has an associated UsbIrp.

Note that even if a byte[] was submitted to a UsbPipe, if the implementation used/created a UsbIrp to manage the submission, it may (or may not) provide that UsbIrp in any event generated from the submission.

Returns:

If this has an associated UsbIrp.

getUsbIrp

public UsbIrp getUsbIrp()

Get the UsbIrp associated with this event.

If there is no UsbIrp associated with this event, this returns null.

Returns:

The associated UsbIrp, or null.