opendaylight/connectionmanager/implementation/src/main/java/org/opendaylight/controller/connectionmanager/scheme/SingleControllerScheme.java

   1 package org.opendaylight.controller.connectionmanager.scheme;
   2
   3 import org.opendaylight.controller.clustering.services.IClusterGlobalServices;
   4 import org.opendaylight.controller.connectionmanager.ConnectionMgmtScheme;
   5 import org.opendaylight.controller.sal.core.Node;
   6
   7 class SingleControllerScheme extends AbstractScheme {
   8
   9     private static AbstractScheme myScheme = null;
  10
  11     protected SingleControllerScheme(IClusterGlobalServices clusterServices) {
  12         super(clusterServices, ConnectionMgmtScheme.SINGLE_CONTROLLER);
  13     }
  14
  15     public static AbstractScheme getScheme(IClusterGlobalServices clusterServices) {
  16         if (myScheme == null) {
  17             myScheme = new SingleControllerScheme(clusterServices);
  18         }
  19         return myScheme;
  20     }
  21
  22     @Override
  23     public boolean isConnectionAllowedInternal(Node node) {
  24         // Lets make it simple. The Cluster Coordinator is the master
  25         return clusterServices.amICoordinator();
  26     }
  27 }