code: @Override
      public DescribeOrderableReplicationInstancesResult describeOrderableReplicationInstances(DescribeOrderableReplicationInstancesRequest request) {
          request = beforeClientExecution(request);
          return executeDescribeOrderableReplicationInstances(request);
      }
docs: <p>
  Returns information about the replication instance types that can be created in the specified region.
  </p>
  
  @param describeOrderableReplicationInstancesRequest
  @return Result of the DescribeOrderableReplicationInstances operation returned by the service.
  @sample AWSDatabaseMigrationService.DescribeOrderableReplicationInstances
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/dms-2016-01-01/DescribeOrderableReplicationInstances"
  target="_top">AWS API Documentation</a>