// check for basic commands
switch (command.getCommandDescriptorBlock().getOperationCode())
{
case ModeSense6.OPERATION_CODE :
case ModeSense10.OPERATION_CODE :
return new ModeSenseTask(port, command, modePageRegistry, inquiryDataRegistry);
case TestUnitReady.OPERATION_CODE :
return new TestUnitReadyTask(port, command, modePageRegistry, inquiryDataRegistry);
case Inquiry.OPERATION_CODE :
return new InquiryTask(port, command, modePageRegistry, inquiryDataRegistry);
}