Package org.infinispan.distribution.ch

Examples of org.infinispan.distribution.ch.TopologyInfo

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            DataContainer dataContainer, DistributionManagerImpl dmi, InboundInvocationHandler inboundInvocationHandler,
            List<Address> newView, List<List<Address>> mergedGroups) {

      super(rpcManager, commandsFactory, conf, dataContainer, dmi, inboundInvocationHandler);

      TopologyInfo ti = buildTopologyInfo(newView);

      chNew = ConsistentHashHelper.createConsistentHash(configuration, newView, ti);

      if (mergedGroups.size() < 2) throw new IllegalArgumentException("Don't know how to handle a merge of " + mergedGroups.size() + " partitions!");
      if (mergedGroups.size() > 2) log.warn("Attempting to merge more than 2 partitions!  Inconsistencies may occur!  See https://issues.jboss.org/browse/ISPN-1001");

      List<Address> a1 = mergedGroups.get(0);
      List<Address> a2 = mergedGroups.get(1);

      TopologyInfo oldTopologyInfo = distributionManager.getTopologyInfo();
      if (!a1.contains(self)) chOld = createConsistentHash(configuration, a1, oldTopologyInfo);
      else if (!a2.contains(self)) chOld = createConsistentHash(configuration, a2, oldTopologyInfo);
      else throw new IllegalArgumentException("Neither of the merged partitions " +a1+ " and " + a2 + " contain " + self);
      distributionManager.setTopologyInfo(ti);
   }
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   }

   @SuppressWarnings("unchecked")
   private TopologyInfo buildTopologyInfo(List<Address> newView) {
      if (configuration.getGlobalConfiguration().hasTopologyInfo()) {
         TopologyInfo oldTI = distributionManager.getTopologyInfo();
         // we are using topologies
         Set<Address> unknownAddresses = new HashSet<Address>();
         for (Address a: newView) {
            if (!oldTI.containsInfoForNode(a)) unknownAddresses.add(a);
         }

         if (!unknownAddresses.isEmpty()) {
            Collection<NodeTopologyInfo> moreTopologies = null;
            for (Address topologyProvider : unknownAddresses) {
               Map<Address, Response> r = rpcManager.invokeRemotely(Collections.singleton(topologyProvider), cf.buildRehashControlCommand(RehashControlCommand.Type.FETCH_TOPOLOGY_INFO, self), true, true);
               Response resp = r.get(topologyProvider);
               if (resp.isSuccessful() && resp.isValid()) {
                  // we have the response we need!
                  moreTopologies = (Collection<NodeTopologyInfo>) ((SuccessfulResponse) resp).getResponseValue();
                  break;
               }
            }

            if (moreTopologies == null) throw new CacheException("Unable to retrieve topology information for addresses " + unknownAddresses);
            return new TopologyInfo(oldTI, moreTopologies);
         }
         return oldTI;
      } else {
         // no topologies are used in this config
         return null;
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            DataContainer dataContainer, DistributionManagerImpl dmi, InboundInvocationHandler inboundInvocationHandler,
            List<Address> newView, List<List<Address>> mergedGroups) {

      super(rpcManager, commandsFactory, conf, dataContainer, dmi, inboundInvocationHandler);

      TopologyInfo ti = buildTopologyInfo(newView);

      chNew = ConsistentHashHelper.createConsistentHash(configuration, newView, ti);

      if (mergedGroups.size() < 2) throw new IllegalArgumentException("Don't know how to handle a merge of " + mergedGroups.size() + " partitions!");
      if (mergedGroups.size() > 2) log.warn("Attempting to merge more than 2 partitions!  Inconsistencies may occur!  See https://issues.jboss.org/browse/ISPN-1001");

      List<Address> a1 = mergedGroups.get(0);
      List<Address> a2 = mergedGroups.get(1);

      TopologyInfo oldTopologyInfo = distributionManager.getTopologyInfo();
      if (!a1.contains(self)) chOld = createConsistentHash(configuration, a1, oldTopologyInfo);
      else if (!a2.contains(self)) chOld = createConsistentHash(configuration, a2, oldTopologyInfo);
      else throw new IllegalArgumentException("Both of the merged partitions " +a1+ " and " + a2 + " contains " + self);
      if (ti != null) distributionManager.setTopologyInfo(ti);
   }
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   }

   @SuppressWarnings("unchecked")
   private TopologyInfo buildTopologyInfo(List<Address> newView) {
      if (configuration.getGlobalConfiguration().hasTopologyInfo()) {
         TopologyInfo oldTI = distributionManager.getTopologyInfo();
         // we are using topologies
         Set<Address> unknownAddresses = new HashSet<Address>();
         for (Address a: newView) {
            if (!oldTI.containsInfoForNode(a)) unknownAddresses.add(a);
         }

         if (!unknownAddresses.isEmpty()) {
            Collection<NodeTopologyInfo> moreTopologies = null;
            for (Address topologyProvider : unknownAddresses) {
               Map<Address, Response> r = rpcManager.invokeRemotely(Collections.singleton(topologyProvider), cf.buildRehashControlCommand(RehashControlCommand.Type.FETCH_TOPOLOGY_INFO, self), true, true);
               Response resp = r.get(topologyProvider);
               if (resp.isSuccessful() && resp.isValid()) {
                  // we have the response we need!
                  moreTopologies = (Collection<NodeTopologyInfo>) ((SuccessfulResponse) resp).getResponseValue();
                  break;
               }
            }

            if (moreTopologies == null) throw new CacheException("Unable to retrieve topology information for addresses " + unknownAddresses);
            return new TopologyInfo(oldTI, moreTopologies);
         }
         return oldTI;
      } else {
         // no topologies are used in this config
         return null;
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Related Classes of org.infinispan.distribution.ch.TopologyInfo

  • org.infinispan.distribution.MergeTask
  • org.infinispan.CacheException
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