Package org.infinispan.transaction.xa

Examples of org.infinispan.transaction.xa.DldGlobalTransaction

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               for (ReplicableCommand nested : pc.getModifications())  {
                  initializeReplicableCommand(nested, false);
               }
            pc.markTransactionAsRemote(isRemote);
            if (configuration.deadlockDetection().enabled() && isRemote) {
               DldGlobalTransaction transaction = (DldGlobalTransaction) pc.getGlobalTransaction();
               transaction.setLocksHeldAtOrigin(pc.getAffectedKeys());
            }
            break;
         case CommitCommand.COMMAND_ID:
         case VersionedCommitCommand.COMMAND_ID:
         case TotalOrderCommitCommand.COMMAND_ID:
         case TotalOrderVersionedCommitCommand.COMMAND_ID:
            CommitCommand commitCommand = (CommitCommand) c;
            commitCommand.init(interceptorChain, icc, txTable);
            commitCommand.markTransactionAsRemote(isRemote);
            break;
         case RollbackCommand.COMMAND_ID:
         case TotalOrderRollbackCommand.COMMAND_ID:
            RollbackCommand rollbackCommand = (RollbackCommand) c;
            rollbackCommand.init(interceptorChain, icc, txTable);
            rollbackCommand.markTransactionAsRemote(isRemote);
            break;
         case ClearCommand.COMMAND_ID:
            ClearCommand cc = (ClearCommand) c;
            cc.init(notifier);
            break;
         case ClusteredGetCommand.COMMAND_ID:
            ClusteredGetCommand clusteredGetCommand = (ClusteredGetCommand) c;
            clusteredGetCommand.initialize(icc, this, entryFactory,
                  interceptorChain, distributionManager, txTable,
                  configuration.dataContainer().keyEquivalence());
            break;
         case LockControlCommand.COMMAND_ID:
            LockControlCommand lcc = (LockControlCommand) c;
            lcc.init(interceptorChain, icc, txTable);
            lcc.markTransactionAsRemote(isRemote);
            if (configuration.deadlockDetection().enabled() && isRemote) {
               DldGlobalTransaction gtx = (DldGlobalTransaction) lcc.getGlobalTransaction();
               RemoteTransaction transaction = txTable.getRemoteTransaction(gtx);
               if (transaction != null) {
                  if (!configuration.clustering().cacheMode().isDistributed()) {
                     Set<Object> keys = txTable.getLockedKeysForRemoteTransaction(gtx);
                     GlobalTransaction gtx2 = transaction.getGlobalTransaction();
                     ((DldGlobalTransaction) gtx2).setLocksHeldAtOrigin(keys);
                     gtx.setLocksHeldAtOrigin(keys);
                  } else {
                     GlobalTransaction gtx2 = transaction.getGlobalTransaction();
                     ((DldGlobalTransaction) gtx2).setLocksHeldAtOrigin(gtx.getLocksHeldAtOrigin());
                  }
               }
            }
            break;
         case StateRequestCommand.COMMAND_ID:
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      if (trace) log.tracef("Attempting to lock %s with acquisition timeout of %s millis", key, lockTimeout);

      if (ctx.isInTxScope()) {
         final long startNanos = System.nanoTime();
         final long timeoutNanoTime = TimeUnit.NANOSECONDS.convert(lockTimeout, MILLISECONDS) + startNanos;
         DldGlobalTransaction thisTx = (DldGlobalTransaction) ctx.getLockOwner();
         thisTx.setLockIntention(key);
         if (trace) log.tracef("Setting lock intention to %s for %s (%s)", key, thisTx, System.identityHashCode(thisTx));

         while (System.nanoTime() < timeoutNanoTime) {
            if (lockContainer.acquireLock(ctx.getLockOwner(), key, spinDuration, MILLISECONDS) != null) {
               thisTx.setLockIntention(null); //clear lock intention
               if (trace) log.tracef("Successfully acquired lock on %s on behalf of %s.", key, ctx.getLockOwner());
               return true;
            } else {
               Object owner = getOwner(key);
               if (!(owner instanceof DldGlobalTransaction)) {
                  if (trace) log.tracef("Not running deadlock detection as lock owner (%s) is not transactional", owner);
                  cannotRunDld.incrementAndGet();
                  continue;
               }
               DldGlobalTransaction lockOwnerTx = (DldGlobalTransaction) owner;
               if (trace) log.tracef("Could not acquire lock as %s is locked by %s (%s)", key, owner, System.identityHashCode(owner));
               if (isDeadlockAndIAmLoosing(lockOwnerTx, thisTx, key)) {
                  updateStats(thisTx);
                  String message = String.format("Deadlock found and we (%s) shall not continue. Other tx is %s",
                                                 thisTx, lockOwnerTx);
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               for (ReplicableCommand nested : pc.getModifications())  {
                  initializeReplicableCommand(nested, false);
               }
            pc.markTransactionAsRemote(isRemote);
            if (configuration.isEnableDeadlockDetection() && isRemote) {
               DldGlobalTransaction transaction = (DldGlobalTransaction) pc.getGlobalTransaction();
               transaction.setLocksHeldAtOrigin(pc.getAffectedKeys());
            }
            break;
         case CommitCommand.COMMAND_ID:
         case VersionedCommitCommand.COMMAND_ID:
            CommitCommand commitCommand = (CommitCommand) c;
            commitCommand.init(interceptorChain, icc, txTable);
            commitCommand.markTransactionAsRemote(isRemote);
            break;
         case RollbackCommand.COMMAND_ID:
            RollbackCommand rollbackCommand = (RollbackCommand) c;
            rollbackCommand.init(interceptorChain, icc, txTable);
            rollbackCommand.markTransactionAsRemote(isRemote);
            break;
         case ClearCommand.COMMAND_ID:
            ClearCommand cc = (ClearCommand) c;
            cc.init(notifier);
            break;
         case ClusteredGetCommand.COMMAND_ID:
            ClusteredGetCommand clusteredGetCommand = (ClusteredGetCommand) c;
            clusteredGetCommand.initialize(icc, this, entryFactory, interceptorChain, distributionManager, txTable);
            break;
         case LockControlCommand.COMMAND_ID:
            LockControlCommand lcc = (LockControlCommand) c;
            lcc.init(interceptorChain, icc, txTable);
            lcc.markTransactionAsRemote(isRemote);
            if (configuration.isEnableDeadlockDetection() && isRemote) {
               DldGlobalTransaction gtx = (DldGlobalTransaction) lcc.getGlobalTransaction();
               RemoteTransaction transaction = txTable.getRemoteTransaction(gtx);
               if (transaction != null) {
                  if (!configuration.getCacheMode().isDistributed()) {
                     Set<Object> keys = txTable.getLockedKeysForRemoteTransaction(gtx);
                     GlobalTransaction gtx2 = transaction.getGlobalTransaction();
                     ((DldGlobalTransaction) gtx2).setLocksHeldAtOrigin(keys);
                     gtx.setLocksHeldAtOrigin(keys);
                  } else {
                     GlobalTransaction gtx2 = transaction.getGlobalTransaction();
                     ((DldGlobalTransaction) gtx2).setLocksHeldAtOrigin(gtx.getLocksHeldAtOrigin());
                  }
               }
            }
            break;
         case StateTransferControlCommand.COMMAND_ID:
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      return handleDataCommand(ctx, command);
   }

   @Override
   public Object visitLockControlCommand(TxInvocationContext ctx, LockControlCommand command) throws Throwable {
      DldGlobalTransaction globalTransaction = (DldGlobalTransaction) ctx.getGlobalTransaction();
      if (ctx.isOriginLocal()) {
         globalTransaction.setRemoteLockIntention(command.getKeys());
      }     
      return handleDataCommand(ctx, command);
   }
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      return handleDataCommand(ctx, command);
   }

   @Override
   public Object visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command) throws Throwable {
      DldGlobalTransaction globalTransaction = (DldGlobalTransaction) ctx.getGlobalTransaction();
      if (ctx.isOriginLocal()) {
         globalTransaction.setRemoteLockIntention(command.getAffectedKeys());
      }
      Object result = invokeNextInterceptor(ctx, command);
      if (ctx.isOriginLocal()) {
         globalTransaction.setRemoteLockIntention(Collections.EMPTY_SET);
      }
      return result;
   }
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      if (ctx.isInTxScope()) {
         if (trace) log.trace("Using early dead lock detection");
         final long start = System.currentTimeMillis();
         DldGlobalTransaction thisTx = (DldGlobalTransaction) ctx.getLockOwner();
         thisTx.setLockLocalLockIntention(key);
         if (trace) log.trace("Setting lock intention to: " + key);

         while (System.currentTimeMillis() < (start + lockTimeout)) {
            if (lockContainer.acquireLock(key, spinDuration, MILLISECONDS) != null) {
               thisTx.setLockLocalLockIntention(null); //clear lock intention
               if (trace) log.trace("successfully acquired lock on " + key + ", returning ...");
               return true;
            } else {
               Object owner = getOwner(key);
               if (!(owner instanceof DldGlobalTransaction)) {
                  if (trace) log.trace("Not running DLD as lock owner( " + owner + ") is not a transaction");
                  cannotRunDld.incrementAndGet();
                  continue;
               }
               DldGlobalTransaction lockOwnerTx = (DldGlobalTransaction) owner;
               if (isDeadlockAndIAmLoosing(lockOwnerTx, thisTx, key)) {
                  updateStats(thisTx);
                  String message = "Deadlock found and we " + thisTx + " shall not continue. Other tx is " + lockOwnerTx;
                  if (trace) log.trace(message);
                  throw new DeadlockDetectedException(message);
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               for (ReplicableCommand nested : pc.getModifications())  {
                  initializeReplicableCommand(nested, false);
               }
            pc.markTransactionAsRemote(isRemote);
            if (configuration.isEnableDeadlockDetection() && isRemote) {
               DldGlobalTransaction transaction = (DldGlobalTransaction) pc.getGlobalTransaction();
               transaction.setLocksHeldAtOrigin(pc.getAffectedKeys());
            }
            break;
         case CommitCommand.COMMAND_ID:
         case VersionedCommitCommand.COMMAND_ID:
            CommitCommand commitCommand = (CommitCommand) c;
            commitCommand.init(interceptorChain, icc, txTable);
            commitCommand.markTransactionAsRemote(isRemote);
            break;
         case RollbackCommand.COMMAND_ID:
            RollbackCommand rollbackCommand = (RollbackCommand) c;
            rollbackCommand.init(interceptorChain, icc, txTable);
            rollbackCommand.markTransactionAsRemote(isRemote);
            break;
         case ClearCommand.COMMAND_ID:
            ClearCommand cc = (ClearCommand) c;
            cc.init(notifier);
            break;
         case ClusteredGetCommand.COMMAND_ID:
            ClusteredGetCommand clusteredGetCommand = (ClusteredGetCommand) c;
            clusteredGetCommand.initialize(icc, this, interceptorChain, distributionManager, txTable);
            break;
         case LockControlCommand.COMMAND_ID:
            LockControlCommand lcc = (LockControlCommand) c;
            lcc.init(interceptorChain, icc, txTable);
            lcc.markTransactionAsRemote(isRemote);
            if (configuration.isEnableDeadlockDetection() && isRemote) {
               DldGlobalTransaction gtx = (DldGlobalTransaction) lcc.getGlobalTransaction();
               RemoteTransaction transaction = txTable.getRemoteTransaction(gtx);
               if (transaction != null) {
                  if (!configuration.getCacheMode().isDistributed()) {
                     Set<Object> keys = txTable.getLockedKeysForRemoteTransaction(gtx);
                     GlobalTransaction gtx2 = transaction.getGlobalTransaction();
                     ((DldGlobalTransaction) gtx2).setLocksHeldAtOrigin(keys);
                     gtx.setLocksHeldAtOrigin(keys);
                  } else {
                     GlobalTransaction gtx2 = transaction.getGlobalTransaction();
                     ((DldGlobalTransaction) gtx2).setLocksHeldAtOrigin(gtx.getLocksHeldAtOrigin());
                  }
               }
            }
            break;
         case StateTransferControlCommand.COMMAND_ID:
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      return handleDataCommand(ctx, command);
   }

   @Override
   public Object visitLockControlCommand(TxInvocationContext ctx, LockControlCommand command) throws Throwable {
      DldGlobalTransaction globalTransaction = (DldGlobalTransaction) ctx.getGlobalTransaction();
      if (ctx.isOriginLocal()) {
         globalTransaction.setRemoteLockIntention(command.getKeys());
         //in the case of DIST we need to propagate the list of keys. In all other situations in can be determined
         // based on the actual command
         if (configuration.getCacheMode().isDistributed()) {
            if (log.isTraceEnabled()) log.tracef("Locks as seen at origin are: %s", ctx.getLockedKeys());
            ((DldGlobalTransaction) ctx.getGlobalTransaction()).setLocksHeldAtOrigin(ctx.getLockedKeys());
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      return handleDataCommand(ctx, command);
   }

   @Override
   public Object visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command) throws Throwable {
      DldGlobalTransaction globalTransaction = (DldGlobalTransaction) ctx.getGlobalTransaction();
      if (ctx.isOriginLocal()) {
         globalTransaction.setRemoteLockIntention(command.getAffectedKeys());
      }
      Object result = invokeNextInterceptor(ctx, command);
      if (ctx.isOriginLocal()) {
         globalTransaction.setRemoteLockIntention(emptySet());
      }
      return result;
   }
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      if (ctx.isInTxScope()) {
         if (trace) log.trace("Using early dead lock detection");
         final long start = System.currentTimeMillis();
         DldGlobalTransaction thisTx = (DldGlobalTransaction) ctx.getLockOwner();
         thisTx.setLockIntention(key);
         if (trace) log.tracef("Setting lock intention to %s for %s (%s)", key, thisTx, System.identityHashCode(thisTx));

         while (System.currentTimeMillis() < (start + lockTimeout)) {
            if (lockContainer.acquireLock(ctx.getLockOwner(), key, spinDuration, MILLISECONDS) != null) {
               thisTx.setLockIntention(null); //clear lock intention
               if (trace) log.tracef("successfully acquired lock on %s on behalf of %s, returning ...", key, ctx.getLockOwner());
               return true;
            } else {
               Object owner = getOwner(key);
               if (!(owner instanceof DldGlobalTransaction)) {
                  if (trace) log.tracef("Not running DLD as lock owner(%s) is not a transaction", owner);
                  cannotRunDld.incrementAndGet();
                  continue;
               }
               DldGlobalTransaction lockOwnerTx = (DldGlobalTransaction) owner;
               if (trace) log.tracef("Could not acquire lock as %s is locked by %s (%s)", key, owner, System.identityHashCode(owner));
               if (isDeadlockAndIAmLoosing(lockOwnerTx, thisTx, key)) {
                  updateStats(thisTx);
                  String message = String.format("Deadlock found and we %s shall not continue. Other tx is %s",
                                                 thisTx, lockOwnerTx);
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Related Classes of org.infinispan.transaction.xa.DldGlobalTransaction

  • org.infinispan.commands.CommandsFactoryImpl
  • org.infinispan.interceptors.DeadlockDetectingInterceptor
  • org.infinispan.util.concurrent.locks.DeadlockDetectingLockManager
  • org.infinispan.util.DeadlockDetectingLockManagerTest
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