Examples of javax.usb.UsbInterface.claim()

javax.usb.UsbInterface.claim()

Claim this interface.

This will attempt whatever claiming the native implementation provides, if any. If the interface is already claimed, or the native claim fails, this will fail.

This must be done before opening and/or using any UsbPipes. @exception UsbClaimException If the interface is already claimed. @exception UsbException If the interface could not be claimed. @exception UsbNotActiveException If this interface setting is not{@link #isActive() active}. @exception UsbDisconnectedException If this interface (device) has been disconnected.


      UsbConfiguration usbConfiguration = this.device.getUsbConfiguration((byte) 1);
      UsbInterface usbInterface = usbConfiguration.getUsbInterface((byte) 0);
      
      try {
        usbInterface.claim(new UsbInterfacePolicy() {
          
          public boolean forceClaim(UsbInterface arg0) {
            return true;
          }
        });

    logger.debug("Got device; Manufacturer is " + cm19a.getManufacturerString());
    logger.debug("Got interface; Active is " + usbInterface.isActive() + " Claimed is " + usbInterface.isClaimed());


    try
    {
      usbInterface.claim();
      logger.debug("Interface has been claimed");
    }
    catch (UsbException ue)
    {
      throw new CM19AException("Couldn't claim interface. " + "Message is " + ue.getMessage());

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