public DescribeThingRegistrationTaskResult withInputFileKey(String inputFileKey) {
        setInputFileKey(inputFileKey);
        return this;
    }
<p>
The input file key.
</p>

@param inputFileKey
       The input file key.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-iot/src/main/java/com/amazonaws/services/iot/model/DescribeThingRegistrationTaskResult.java