Examples of org.infinispan.commands.ReplicableCommand

org.infinispan.commands.ReplicableCommand
The core of the command-based cache framework. Commands correspond to specific areas of functionality in the cache, and can be replicated using the {@link org.infinispan.remoting.rpc.RpcManager} @author Mircea.Markus@jboss.com @author Manik Surtani @since 4.0

    */
   @Override
   public Object handle(Message req) {
      if (isValid(req)) {
         try {
            ReplicableCommand cmd = (ReplicableCommand) req_marshaller.objectFromByteBuffer(req.getBuffer(), req.getOffset(), req.getLength());
            if (cmd instanceof CacheRpcCommand)
               return executeCommand((CacheRpcCommand) cmd, req);
            else
               return cmd.perform(null);
         }
         catch (Throwable x) {
            if (trace) log.trace("Problems invoking command.", x);
            return new ExceptionResponse(new CacheException("Problems invoking command.", x));
         }

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      // an older CH after they got the latest CH.
      synchronized (cacheStatus) {
         CacheTopology cacheTopology = cacheStatus.getCacheTopology();
         log.debugf("Updating cluster-wide consistent hash for cache %s, topology = %s",
               cacheName, cacheTopology);
         ReplicableCommand command = new CacheTopologyControlCommand(cacheName,
               CacheTopologyControlCommand.Type.CH_UPDATE, transport.getAddress(), cacheTopology,
               transport.getViewId());
         executeOnClusterSync(command, getGlobalTimeout());
      }
   }

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   private void broadcastRebalanceStart(String cacheName, ClusterCacheStatus cacheStatus) throws Exception {
      synchronized (cacheStatus) {
         CacheTopology cacheTopology = cacheStatus.getCacheTopology();
         log.debugf("Starting cluster-wide rebalance for cache %s, topology = %s",
               cacheName, cacheTopology);
         ReplicableCommand command = new CacheTopologyControlCommand(cacheName,
               CacheTopologyControlCommand.Type.REBALANCE_START, transport.getAddress(), cacheTopology,
               transport.getViewId());
         executeOnClusterSync(command, getGlobalTimeout());
      }
   }

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      }
   }


   private HashMap<String, List<CacheTopology>> recoverClusterStatus() throws Exception {
      log.debugf("Recovering running caches in the cluster");
      ReplicableCommand command = new CacheTopologyControlCommand(null,
            CacheTopologyControlCommand.Type.GET_STATUS, transport.getAddress(), viewId);
      Map<Address, Object> statusResponses = executeOnClusterSync(command, getGlobalTimeout());


      HashMap<String, List<CacheTopology>> clusterCacheMap = new HashMap<String, List<CacheTopology>>();
      for (Map.Entry<Address, Object> responseEntry : statusResponses.entrySet()) {

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      //rpcManager.invokeRemotelyInFuture(Collections.singleton(destination), cmd, false, sendFuture, timeout);
      doAnswer(new Answer<Map<Address, Response>>() {
         @Override
         public Map<Address, Response> answer(InvocationOnMock invocation) {
            Collection<Address> recipients = (Collection<Address>) invocation.getArguments()[0];
            ReplicableCommand rpcCommand = (ReplicableCommand) invocation.getArguments()[1];
            if (rpcCommand instanceof StateResponseCommand) {
               Map<Address, Response> results = new HashMap<Address, Response>();
               TestingUtil.sleepThread(10000, "RpcManager mock interrupted during invokeRemotelyInFuture(..)");
               return results;
            }

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      when(rpcManager.invokeRemotely(any(Collection.class), any(ReplicableCommand.class), any(ResponseMode.class), anyLong())).thenAnswer(new Answer<Map<Address, Response>>() {
         @Override
         public Map<Address, Response> answer(InvocationOnMock invocation) {
            Collection<Address> recipients = (Collection<Address>) invocation.getArguments()[0];
            ReplicableCommand rpcCommand = (ReplicableCommand) invocation.getArguments()[1];
            if (rpcCommand instanceof StateRequestCommand) {
               StateRequestCommand cmd = (StateRequestCommand) rpcCommand;
               Map<Address, Response> results = new HashMap<Address, Response>();
               if (cmd.getType().equals(StateRequestCommand.Type.GET_TRANSACTIONS)) {
                  for (Address recipient : recipients) {

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    */
   @Override
   public void handle(Message req, org.jgroups.blocks.Response response) throws Exception {
      if (isValid(req)) {
         boolean preserveOrder = !req.isFlagSet(Message.Flag.OOB);
         ReplicableCommand cmd = null;
         try {
            cmd = (ReplicableCommand) req_marshaller.objectFromBuffer(req.getRawBuffer(), req.getOffset(), req.getLength());
            if (cmd == null) throw new NullPointerException("Unable to execute a null command!  Message was " + req);
            if (req.getSrc() instanceof SiteAddress) {
               executeCommandFromRemoteSite(cmd, (SiteAddress) req.getSrc(), response, preserveOrder);

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   }


   private int extractCommandTopologyId(CacheRpcCommand cmd) {
      int commandTopologyId = -1;
      if (cmd instanceof SingleRpcCommand) {
         ReplicableCommand innerCmd = ((SingleRpcCommand) cmd).getCommand();
         if (innerCmd instanceof TopologyAffectedCommand) {
            commandTopologyId = ((TopologyAffectedCommand) innerCmd).getTopologyId();
         }
      } else if (cmd instanceof MultipleRpcCommand) {
         for (ReplicableCommand innerCmd : ((MultipleRpcCommand) cmd).getCommands()) {

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      incrementInvalidations();
      final InvalidateCommand invalidateCommand = commandsFactory.buildInvalidateCommand(InfinispanCollections.<Flag>emptySet(), keys);
      if (log.isDebugEnabled())
         log.debug("Cache [" + rpcManager.getAddress() + "] replicating " + invalidateCommand);
      
      ReplicableCommand command = invalidateCommand; 
      if (ctx.isInTxScope()) {
         TxInvocationContext txCtx = (TxInvocationContext) ctx;
         // A Prepare command containing the invalidation command in its 'modifications' list is sent to the remote nodes
         // so that the invalidation is executed in the same transaction and locks can be acquired and released properly.
         // This is 1PC on purpose, as an optimisation, even if the current TX is 2PC.

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   }


   @Override
   public void broadcastRebalanceStart(String cacheName, CacheTopology cacheTopology, boolean totalOrder, boolean distributed) {
      CLUSTER.startRebalance(cacheName, cacheTopology);
      ReplicableCommand command = new CacheTopologyControlCommand(cacheName,
            CacheTopologyControlCommand.Type.REBALANCE_START, transport.getAddress(), cacheTopology, null,
            transport.getViewId());
      executeOnClusterAsync(command, getGlobalTimeout(), totalOrder, distributed);
   }

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Related Classes of org.infinispan.commands.ReplicableCommand

org.infinispan.distribution.RemoteTransactionLoggerImpl

org.infinispan.interceptors.InvalidationInterceptor

org.infinispan.lucene.impl.DeltaReplicationTest$InboundInvocationHandlerDecorator

org.infinispan.marshall.exts.ReplicableCommandExternalizer

org.infinispan.marshall.jboss.externalizers.ReplicableCommandExternalizer

org.infinispan.marshall.MarshallerImpl

org.infinispan.remoting.InboundInvocationHandlerImpl

org.infinispan.remoting.responses.DefaultResponseGenerator

org.infinispan.remoting.responses.DistributionResponseGenerator

org.infinispan.remoting.rpc.RpcManagerCustomReplicableCommandTest

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