public void setKmsKeyId(String kmsKeyId) {
        this.kmsKeyId = kmsKeyId;
    }
<p>
The Amazon Web Services Key Management Service (KMS) key ARN of the key used to encrypt any objects written into
the <code>OfflineStore</code> S3 location.
</p>
<p>
The IAM <code>roleARN</code> that is passed as a parameter to <code>CreateFeatureGroup</code> must have below
permissions to the <code>KmsKeyId</code>:
</p>
<ul>
<li>
<p>
<code>"kms:GenerateDataKey"</code>
</p>
</li>
</ul>

@param kmsKeyId
       The Amazon Web Services Key Management Service (KMS) key ARN of the key used to encrypt any objects
       written into the <code>OfflineStore</code> S3 location.</p>
       <p>
       The IAM <code>roleARN</code> that is passed as a parameter to <code>CreateFeatureGroup</code> must have
       below permissions to the <code>KmsKeyId</code>:
       </p>
       <ul>
       <li>
       <p>
       <code>"kms:GenerateDataKey"</code>
       </p>
       </li>
aws-java-sdk-sagemaker/src/main/java/com/amazonaws/services/sagemaker/model/S3StorageConfig.java