public String getKeyPrefix() {
        return this.keyPrefix;
    }
<p>
(Optional) The prefix used to create the keys of the data store data objects. Each object in an Amazon S3 bucket
has a key that is its unique identifier in the bucket. Each object in a bucket has exactly one key. The prefix
must end with a forward slash (/).
</p>

@return (Optional) The prefix used to create the keys of the data store data objects. Each object in an Amazon S3
        bucket has a key that is its unique identifier in the bucket. Each object in a bucket has exactly one
        key. The prefix must end with a forward slash (/).
aws-java-sdk-iotanalytics/src/main/java/com/amazonaws/services/iotanalytics/model/IotSiteWiseCustomerManagedDatastoreS3Storage.java