Examples of org.infinispan.context.impl.TxInvocationContext

org.infinispan.context.impl.TxInvocationContext
Interface defining additional functionality for invocation contexts that propagate within a transaction's scope. @author Mircea.Markus@jboss.com @since 4.0

   }


   private void acquireRemoteIfNeeded(InvocationContext ctx, AbstractDataCommand command, boolean localNodeIsLockOwner) throws Throwable {
      Object key = command.getKey();
      if (!localNodeIsLockOwner && ctx.isOriginLocal() && !command.hasFlag(Flag.CACHE_MODE_LOCAL)) {
         final TxInvocationContext txContext = (TxInvocationContext) ctx;
         LocalTransaction localTransaction = (LocalTransaction) txContext.getCacheTransaction();
         final boolean alreadyLocked = localTransaction.getAffectedKeys().contains(key);
         if (alreadyLocked) {
            log.tracef("We already have lock for key %s, skip remote lock acquisition", key);
            return;
         } else {
            LockControlCommand lcc = cf.buildLockControlCommand(
                  key, command.getFlags(), txContext.getGlobalTransaction());
            invokeNextInterceptor(ctx, lcc);
         }
      }
      ((TxInvocationContext) ctx).addAffectedKey(key);
   }

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   }


   private void releaseLocksOnFailureBeforePrepare(InvocationContext ctx) {
      lockManager.unlockAll(ctx);
      if (ctx.isOriginLocal() && ctx.isInTxScope() && rpcManager != null) {
         final TxInvocationContext txContext = (TxInvocationContext) ctx;
         TxCompletionNotificationCommand command = cf.buildTxCompletionNotificationCommand(null, txContext.getGlobalTransaction());
         final LocalTransaction cacheTransaction = (LocalTransaction) txContext.getCacheTransaction();
         rpcManager.invokeRemotely(cacheTransaction.getRemoteLocksAcquired(), command, true, true);
      }
   }

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      if (ctx.isOriginLocal() && !locality.isLocal() && isNotInL1(key) || isStateTransferInProgressForKey(key)) {
         if (trace) log.tracef("Doing a remote get for key %s", key);


         boolean acquireRemoteLock = false;
         if (ctx.isInTxScope()) {
            TxInvocationContext txContext = (TxInvocationContext) ctx;
            acquireRemoteLock = isWrite && isPessimisticCache && !txContext.getAffectedKeys().contains(key);
         }
         // attempt a remote lookup
         InternalCacheEntry ice = dm.retrieveFromRemoteSource(key, ctx, acquireRemoteLock, command);


         if (acquireRemoteLock) {

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      if (trace) {
         log.tracef("Key %s is not yet available on %s, so we may need to look elsewhere", key, rpcManager.getAddress());
      }
      boolean acquireRemoteLock = false;
      if (ctx.isInTxScope()) {
         TxInvocationContext txContext = (TxInvocationContext) ctx;
         acquireRemoteLock = isWrite && isPessimisticCache && !txContext.getAffectedKeys().contains(key);
      }
      // attempt a remote lookup
      InternalCacheEntry ice = retrieveFromRemoteSource(key, ctx, acquireRemoteLock, command.getFlags());


      if (acquireRemoteLock) {

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      try {
         rv = invokeNextInterceptor(ctx, command);
      } catch (Throwable throwable) {
         // Don't mark the transaction for rollback if it's fail silent (i.e. putForExternalRead)
         if (ctx.isOriginLocal() && ctx.isInTxScope() && !command.hasFlag(Flag.FAIL_SILENTLY)) {
            TxInvocationContext txCtx = (TxInvocationContext) ctx;
            txCtx.getTransaction().setRollbackOnly();
         }
         throw throwable;
      }
      if (command.isSuccessful() && shouldAddMod) localTransaction.addModification(command);
      return rv;

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      //this is possible when the put is originated as a result of a state transfer
      if (!ctx.isInTxScope()) {
         lockManager.acquireLock(ctx, key, lockTimeout, skipLocking);
         return;
      }
      TxInvocationContext txContext = (TxInvocationContext) ctx;
      int transactionTopologyId = -1;
      boolean useStrictComparison = true;
      boolean checkForPendingLocks = false;
      if (clustered) {
         transactionTopologyId = txContext.getCacheTransaction().getTopologyId();
         if (transactionTopologyId != TransactionTable.CACHE_STOPPED_TOPOLOGY_ID) {
            useStrictComparison = txTable.useStrictTopologyIdComparison();
            checkForPendingLocks = isFromOlderTopology(txTable.getMinTopologyId(), transactionTopologyId, useStrictComparison);
         }
      }

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   }


   private void markKeyAsRead(InvocationContext ctx, AbstractDataCommand command) {
      Object key = command.getKey();
      if (needToMarkReads && !command.hasFlag(Flag.IGNORE_RETURN_VALUES) && ctx.isInTxScope()) {
         TxInvocationContext tctx = (TxInvocationContext) ctx;
         tctx.getCacheTransaction().addReadKey(key);
      }
   }

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      public Object visitPutMapCommand(InvocationContext ctx, PutMapCommand command) throws Throwable {
         return visitMultiKeyCommand(ctx, command, command.getMap().keySet());
      }


      private Object visitMultiKeyCommand(InvocationContext ctx, FlagAffectedCommand command, Set<Object> keys) throws Throwable {
         final TxInvocationContext txC = (TxInvocationContext) ctx;
         boolean skipLocking = hasSkipLocking(command);
         long lockTimeout = getLockAcquisitionTimeout(command, skipLocking);
         for (Object key : keys) {
            lockAndRecord(txC, skipLocking, lockTimeout, key);
         }

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      public Object visitPutKeyValueCommand(InvocationContext ctx, PutKeyValueCommand command) throws Throwable {
         return visitSingleKeyCommand(ctx, command);
      }


      private Object visitSingleKeyCommand(InvocationContext ctx, AbstractDataCommand command) throws InterruptedException {
         final TxInvocationContext txC = (TxInvocationContext) ctx;
         boolean skipLocking = hasSkipLocking(command);
         long lockTimeout = getLockAcquisitionTimeout(command, skipLocking);
         lockAndRecord(txC, skipLocking, lockTimeout, command.getKey());
         return null;
      }

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      @Override
      public Object visitApplyDeltaCommand(InvocationContext ctx, ApplyDeltaCommand command) throws Throwable {
         if (cdl.localNodeIsOwner(command.getKey())) {
            Object[] compositeKeys = command.getCompositeKeys();
            TxInvocationContext txC = (TxInvocationContext) ctx;
            boolean skipLocking = hasSkipLocking(command);
            long lockTimeout = getLockAcquisitionTimeout(command, skipLocking);
            for (Object key : compositeKeys) {
               performWriteSkewCheck(txC, key);
               lockAndRegisterBackupLock(txC, key, lockTimeout, skipLocking);
               txC.addAffectedKey(key);
            }
         }
         return null;
      }

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Related Classes of org.infinispan.context.impl.TxInvocationContext

org.infinispan.api.mvcc.LockAssert

org.infinispan.commands.control.LockControlCommand

org.infinispan.interceptors.CallInterceptor

org.infinispan.interceptors.distribution.TxDistributionInterceptor

org.infinispan.interceptors.DistributionInterceptor

org.infinispan.interceptors.InvalidationInterceptor

org.infinispan.interceptors.locking.AbstractTxLockingInterceptor

org.infinispan.interceptors.locking.OptimisticLockingInterceptor

org.infinispan.interceptors.locking.OptimisticLockingInterceptor$LockAcquisitionVisitor

org.infinispan.interceptors.locking.OptimisticLockingInterceptor$LockAquisitionVisitor

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