Examples of org.infinispan.transaction.impl.LocalTransaction

org.infinispan.transaction.impl.LocalTransaction
Object that holds transaction's state on the node where it originated; as opposed to {@link RemoteTransaction}. @author Mircea.Markus@jboss.com @author Pedro Ruivo @since 5.0

      this.backupSender = sender;
      this.txTable = txTable;
   }
   
   protected boolean isTxFromRemoteSite(GlobalTransaction gtx) {
      LocalTransaction remoteTx = txTable.getLocalTransaction(gtx);
      return remoteTx != null && remoteTx.isFromRemoteSite();
   }

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   @Override
   public InvocationContext createInvocationContext(Transaction tx, boolean implicitTransaction) {
      if (tx == null) {
         throw new IllegalArgumentException("Cannot create a transactional context without a valid Transaction instance.");
      }
      LocalTransaction localTransaction = transactionTable.getOrCreateLocalTransaction(tx, implicitTransaction);
      return new LocalTxInvocationContext(localTransaction);
   }

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   private BackupResponse backupCommand(VisitableCommand command, List<XSiteBackup> xSiteBackups) throws Exception {
      return transport.backupRemotely(xSiteBackups, commandsFactory.buildSingleXSiteRpcCommand(command));
   }


   private BackupResponse sendTo1PCBackups(CommitCommand command) throws Exception {
      final LocalTransaction localTx = txTable.getLocalTransaction(command.getGlobalTransaction());
      List<WriteCommand> modifications = filterModifications(localTx.getModifications());
      if (modifications.isEmpty()) {
         return EMPTY_RESPONSE;
      }
      List<XSiteBackup> backups = calculateBackupInfo(BackupFilter.KEEP_1PC_ONLY);
      PrepareCommand prepare = commandsFactory.buildPrepareCommand(command.getGlobalTransaction(),

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         enlist((TxInvocationContext) ctx);
      }
   }


   private Object enlistWriteAndInvokeNext(InvocationContext ctx, WriteCommand command) throws Throwable {
      LocalTransaction localTransaction = null;
      if (shouldEnlist(ctx)) {
         localTransaction = enlist((TxInvocationContext) ctx);
         boolean implicitWith1Pc = useOnePhaseForAutoCommitTx && localTransaction.isImplicitTransaction();
         if (implicitWith1Pc) {
            //in this situation we don't support concurrent updates so skip locking entirely
            command.setFlags(Flag.SKIP_LOCKING);
         }
      }
      Object rv;
      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 (localTransaction != null && command.isSuccessful()) {
         localTransaction.addModification(command);
      }
      return rv;
   }

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      Transaction transaction = ctx.getTransaction();
      if (transaction == null) throw new IllegalStateException("This should only be called in an tx scope");
      int status = transaction.getStatus();
      if (isNotValid(status)) throw new IllegalStateException("Transaction " + transaction +
            " is not in a valid state to be invoking cache operations on.");
      LocalTransaction localTransaction = txTable.getLocalTransaction(transaction);
      txTable.enlist(transaction, localTransaction);
      return localTransaction;
   }

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         // Only acquire remote lock if multiple keys or the single key primary owner doesn't map to the local node.
         if (ctx.isOriginLocal()) {
            final boolean isSingleKeyAndLocal = !command.multipleKeys() && cdl.localNodeIsPrimaryOwner(command.getSingleKey());
            boolean needBackupLocks = !isSingleKeyAndLocal || isStateTransferInProgress();
            if (needBackupLocks && !command.hasFlag(Flag.CACHE_MODE_LOCAL)) {
               LocalTransaction localTx = (LocalTransaction) ctx.getCacheTransaction();
               if (!localTx.getAffectedKeys().containsAll(command.getKeys())) {
                  invokeNextInterceptor(ctx, command);
               } else {
                  log.tracef("Already own locks on keys: %s, skipping remote call", command.getKeys());
               }
            }

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   }


   private void acquireRemoteIfNeeded(InvocationContext ctx, Set<Object> keys, FlagAffectedCommand command) throws Throwable {
      if (ctx.isOriginLocal() && !command.hasFlag(Flag.CACHE_MODE_LOCAL)) {
         final TxInvocationContext txContext = (TxInvocationContext) ctx;
         LocalTransaction localTransaction = (LocalTransaction) txContext.getCacheTransaction();
         if (localTransaction.getAffectedKeys().containsAll(keys)) {
            log.tracef("We already have lock for keys %s, skip remote lock acquisition", keys);
            return;
         } else {
            LockControlCommand lcc = cf.buildLockControlCommand(keys,
                  command.getFlags(), txContext.getGlobalTransaction());

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   private void acquireRemoteIfNeeded(InvocationContext ctx, AbstractDataCommand command, boolean localNodeIsLockOwner) throws Throwable {
      Object key = command.getKey();
      boolean needBackupLocks = ctx.isOriginLocal() && (!localNodeIsLockOwner || isStateTransferInProgress());
      if (needBackupLocks && !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(

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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, rpcManager.getDefaultRpcOptions(true, false));
      }
   }

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         TransactionTable txTable = txTable();
         GlobalTransaction localTxId = remote2localTx.remove(globalTransaction);
         if (localTxId == null) {
            throw new CacheException("Couldn't find a local transaction corresponding to remote transaction " + globalTransaction);
         }
         LocalTransaction localTx = txTable.getLocalTransaction(localTxId);
         if (localTx == null) {
            throw new IllegalStateException("Local tx not found but present in the tx table!");
         }
         TransactionManager txManager = txManager();
         txManager.resume(localTx.getTransaction());
         if (commit) {
            txManager.commit();
         } else {
            txManager.rollback();
         }

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