public void setHsmArn(String hsmArn) {
        this.hsmArn = hsmArn;
    }
<p>
The ARN of the HSM to modify.
</p>

@param hsmArn
       The ARN of the HSM to modify.
aws-java-sdk-cloudhsm/src/main/java/com/amazonaws/services/cloudhsm/model/ModifyHsmRequest.java