public BrokerCountUpdateInfo withCreatedBrokerIds(Double... createdBrokerIds) {
        if (this.createdBrokerIds == null) {
            setCreatedBrokerIds(new java.util.ArrayList<Double>(createdBrokerIds.length));
        }
        for (Double ele : createdBrokerIds) {
            this.createdBrokerIds.add(ele);
        }
        return this;
    }
<p>
Kafka Broker IDs of brokers being created.
</p>

<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setCreatedBrokerIds(java.util.Collection)} or {@link #withCreatedBrokerIds(java.util.Collection)} if you
want to override the existing values.
</p>

@param createdBrokerIds
       <p>
       Kafka Broker IDs of brokers being created.
       </p>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-kafka/src/main/java/com/amazonaws/services/kafka/model/BrokerCountUpdateInfo.java