public void setAvailabilityZoneId(String availabilityZoneId) {
        this.availabilityZoneId = availabilityZoneId;
    }
<p>
The unique and consistent identifier of the Availability Zone that the mount target resides in. For example,
<code>use1-az1</code> is an AZ ID for the us-east-1 Region and it has the same location in every Amazon Web
Services account.
</p>

@param availabilityZoneId
       The unique and consistent identifier of the Availability Zone that the mount target resides in. For
       example, <code>use1-az1</code> is an AZ ID for the us-east-1 Region and it has the same location in every
       Amazon Web Services account.
aws-java-sdk-efs/src/main/java/com/amazonaws/services/elasticfilesystem/model/MountTargetDescription.java