Package org.infinispan.distribution

Examples of org.infinispan.distribution.DistributionManager

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         byte[] key = generateKey(i);
         TcpTransport transport = (TcpTransport) tcpConnectionFactory.getTransport(key);
         SocketAddress serverAddress = transport.getServerAddress();
         CacheContainer cacheContainer = hrServ2CacheManager.get(serverAddress);
         assertNotNull("For server address " + serverAddress + " found " + cacheContainer + ". Map is: " + hrServ2CacheManager, cacheContainer);
         DistributionManager distributionManager = cacheContainer.getCache().getAdvancedCache().getDistributionManager();
         Address clusterAddress = cacheContainer.getCache().getAdvancedCache().getRpcManager().getAddress();

         ConsistentHash serverCh = distributionManager.getReadConsistentHash();
         int numSegments = serverCh.getNumSegments();
         int keySegment = serverCh.getSegment(key);
         Address serverOwner = serverCh.locatePrimaryOwnerForSegment(keySegment);
         Address serverPreviousOwner = serverCh.locatePrimaryOwnerForSegment((keySegment - 1 + numSegments) % numSegments);
         assert clusterAddress.equals(serverOwner) || clusterAddress.equals(serverPreviousOwner);
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            MapCombineCommand<KIn, VIn, KOut, VOut> mcc) throws InterruptedException {
      Cache<KIn, VIn> cache = cacheManager.getCache(mcc.getCacheName());
      Set<KIn> keys = mcc.getKeys();
      Set<KIn> inputKeysCopy = null;
      Mapper<KIn, VIn, KOut, VOut> mapper = mcc.getMapper();
      DistributionManager dm = cache.getAdvancedCache().getDistributionManager();
      boolean inputKeysSpecified = keys != null && !keys.isEmpty();
      Set <KIn> inputKeys = keys;
      if (!inputKeysSpecified) {
         inputKeys = filterLocalPrimaryOwner(cache.keySet(), dm);
      } else {
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      }
      if (tmpCache == null) {
         throw new IllegalStateException("Temporary cache for MapReduceTask " + taskId
                  + " not found on " + cdl.getAddress());
      }
      DistributionManager dm = tmpCache.getAdvancedCache().getDistributionManager();

      if (combiner != null) {
         Cache<?, ?> cache = cacheManager.getCache(mcc.getCacheName());
         log.tracef("For m/r task %s invoking combiner %s at %s",  taskId, mcc, cdl.getAddress());
         MapReduceTaskLifecycleService taskLifecycleService = MapReduceTaskLifecycleService.getInstance();
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   private List<Address> getExistingNodes() {
      return cache.getAdvancedCache().getRpcManager().getTransport().getMembers();
   }

   private Address getAddressForKey(Object key) {
      DistributionManager distributionManager = getDistributionManager();
      ConsistentHash hash = distributionManager.getConsistentHash();
      List<Address> addressList = hash.locate(key, 1);
      if (addressList.size() == 0) {
         throw new IllegalStateException("Empty address list returned by consistent hash " + hash + " for key " + key);
      }
      return addressList.get(0);
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      }
      return addressList.get(0);
   }

   private DistributionManager getDistributionManager() {
      DistributionManager distributionManager = cache.getAdvancedCache().getDistributionManager();
      if (distributionManager == null) {
         throw new IllegalStateException("Null distribution manager. Is this an distributed(v.s. replicated) cache?");
      }
      return distributionManager;
   }
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   private List<Address> getExistingNodes() {
      return cache.getAdvancedCache().getRpcManager().getTransport().getMembers();
   }

   private Address getAddressForKey(Object key) {
      DistributionManager distributionManager = getDistributionManager();
      ConsistentHash hash = distributionManager.getConsistentHash();
      List<Address> addressList = hash.locate(key, 1);
      if (addressList.size() == 0) {
         throw new IllegalStateException("Empty address list returned by consistent hash " + hash + " for key " + key);
      }
      return addressList.get(0);
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      }
      return addressList.get(0);
   }

   private DistributionManager getDistributionManager() {
      DistributionManager distributionManager = cache.getAdvancedCache().getDistributionManager();
      if (distributionManager == null) {
         throw new IllegalStateException("Null distribution manager. Is this an distributed(v.s. replicated) cache?");
      }
      return distributionManager;
   }
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   public JoinHandle howToHandle(CacheRpcCommand cmd) {
      Configuration localConfig = cmd.getConfiguration();
      ComponentRegistry cr = cmd.getComponentRegistry();

      if (localConfig.getCacheMode().isDistributed()) {
         DistributionManager dm = cr.getComponent(DistributionManager.class);
         if (dm.isJoinComplete())
            return JoinHandle.OK;
         else {
            // no point in enqueueing clustered GET commands - just ignore these and hope someone else in the cluster responds.
            if (!(cmd instanceof ClusteredGetCommand))
               return JoinHandle.QUEUE;
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         log.localExecutionFailed(e1);
      }
   }

   protected <K> Map<Address, List<K>> mapKeysToNodes(K... input) {
      DistributionManager dm = cache.getDistributionManager();
      Map<Address, List<K>> addressToKey = new HashMap<Address, List<K>>();
      for (K key : input) {
         List<Address> nodesForKey = dm.locate(key);
         Address ownerOfKey = nodesForKey.get(0);
         List<K> keysAtNode = addressToKey.get(ownerOfKey);
         if (keysAtNode == null) {
            keysAtNode = new ArrayList<K>();
            addressToKey.put(ownerOfKey, keysAtNode);
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        return this.identifierFactory.createIdentifier();
    }

    @Override
    public boolean hasAffinity(K key) {
        DistributionManager dist = this.cache.getAdvancedCache().getDistributionManager();
        if (dist != null) {
            DataLocality locality = dist.getLocality(key);
            return locality.isLocal() || locality.isUncertain();
        }
        return true;
    }
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Related Classes of org.infinispan.distribution.DistributionManager

  • org.exoplatform.services.cache.impl.infinispan.distributed.TestDistributedExoCache
  • org.infinispan.affinity.impl.KeyAffinityServiceImpl
  • org.infinispan.affinity.KeyAffinityServiceImpl
  • org.infinispan.cli.interpreter.statement.LocateStatement
  • org.infinispan.client.hotrod.CSAIntegrationTest
  • org.infinispan.distexec.DefaultExecutorService
  • org.infinispan.distexec.mapreduce.MapReduceManagerImpl
  • org.infinispan.distexec.mapreduce.MapReduceTask
  • org.infinispan.distribution.rehash.RehashAfterJoinWithPreloadTest
  • org.infinispan.distribution.rehash.RehashCompletedOnJoinTest
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