public NodeGroupConfiguration withReplicaAvailabilityZones(String... replicaAvailabilityZones) {
        if (this.replicaAvailabilityZones == null) {
            setReplicaAvailabilityZones(new com.amazonaws.internal.SdkInternalList<String>(replicaAvailabilityZones.length));
        }
        for (String ele : replicaAvailabilityZones) {
            this.replicaAvailabilityZones.add(ele);
        }
        return this;
    }
<p>
A list of Availability Zones to be used for the read replicas. The number of Availability Zones in this list must
match the value of <code>ReplicaCount</code> or <code>ReplicasPerNodeGroup</code> if not specified.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setReplicaAvailabilityZones(java.util.Collection)} or
{@link #withReplicaAvailabilityZones(java.util.Collection)} if you want to override the existing values.
</p>

@param replicaAvailabilityZones
       A list of Availability Zones to be used for the read replicas. The number of Availability Zones in this
       list must match the value of <code>ReplicaCount</code> or <code>ReplicasPerNodeGroup</code> if not
       specified.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-elasticache/src/main/java/com/amazonaws/services/elasticache/model/NodeGroupConfiguration.java