public NodeGroup withReaderEndpoint(Endpoint readerEndpoint) {
        setReaderEndpoint(readerEndpoint);
        return this;
    }
<p>
The endpoint of the replica nodes in this node group (shard). This value is read-only.
</p>

@param readerEndpoint
       The endpoint of the replica nodes in this node group (shard). This value is read-only.
@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/NodeGroup.java