public void setPoolId(String poolId) {
        this.poolId = poolId;
    }
<p>
The unique identifier for the pool.
</p>

@param poolId
       The unique identifier for the pool.
aws-java-sdk-pinpointsmsvoicev2/src/main/java/com/amazonaws/services/pinpointsmsvoicev2/model/PoolInformation.java