public String getVolumeKmsKeyId() {
        return this.volumeKmsKeyId;
    }
<p>
ID for the Amazon Web Services Key Management Service (KMS) key that Amazon Comprehend uses to encrypt data on
the storage volume attached to the ML compute instance(s) that process the analysis job. The VolumeKmsKeyId can
be either of the following formats:
</p>
<ul>
<li>
<p>
KMS Key ID: <code>"1234abcd-12ab-34cd-56ef-1234567890ab"</code>
</p>
</li>
<li>
<p>
Amazon Resource Name (ARN) of a KMS Key:
<code>"arn:aws:kms:us-west-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab"</code>
</p>
</li>
</ul>

@return ID for the Amazon Web Services Key Management Service (KMS) key that Amazon Comprehend uses to encrypt
        data on the storage volume attached to the ML compute instance(s) that process the analysis job. The
        VolumeKmsKeyId can be either of the following formats:</p>
        <ul>
        <li>
        <p>
        KMS Key ID: <code>"1234abcd-12ab-34cd-56ef-1234567890ab"</code>
        </p>
        </li>
        <li>
        <p>
        Amazon Resource Name (ARN) of a KMS Key:
        <code>"arn:aws:kms:us-west-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab"</code>
        </p>
        </li>
aws-java-sdk-comprehend/src/main/java/com/amazonaws/services/comprehend/model/CreateEntityRecognizerRequest.java