Class QueryLocator

    • Constructor Detail

      • QueryLocator

        public QueryLocator()
        Generates the random initial value for the round robin counter used. This will generate a random number between 0 and 1023 which is probably enough distribution to not make all queries hit the same first server all the time.
    • Method Detail

      • locateAndDispatch

        public void locateAndDispatch​(CouchbaseRequest request,
                                      List<Node> nodes,
                                      ClusterConfig config,
                                      CoreEnvironment env,
                                      com.lmax.disruptor.RingBuffer<ResponseEvent> responseBuffer)
        Description copied from interface: Locator
        Given with the environment and node information, the implementation locates the right set of nodes and dispatches the request into them.
        Specified by:
        locateAndDispatch in interface Locator
        Parameters:
        request - the request to dispatch.
        nodes - the current list of active nodes.
        config - the current cluster configuration.
        env - the core environment.
        responseBuffer - the response buffer for potential redistribution.
      • checkNode

        protected boolean checkNode​(Node node)