code: @Override
      public java.util.concurrent.Future<DescribeHsmResult> describeHsmAsync(
              com.amazonaws.handlers.AsyncHandler<DescribeHsmRequest, DescribeHsmResult> asyncHandler) {
  
          return describeHsmAsync(new DescribeHsmRequest(), asyncHandler);
      }
docs: Simplified method form for invoking the DescribeHsm operation with an AsyncHandler.
  
  @see #describeHsmAsync(DescribeHsmRequest, com.amazonaws.handlers.AsyncHandler)