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

         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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         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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   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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         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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            tm.begin();
            replayModifications(command);
            replaySuccessful = true;
         }
         finally {
            LocalTransaction localTx = txTable().getLocalTransaction( tm.getTransaction() );
            if (localTx != null) { //possible for the tx to be null if we got an exception during applying modifications
               localTx.setFromRemoteSite(true);


               if (onePhaseCommit) {
                  if( replaySuccessful ) {
                     log.tracef("Committing remotely originated tx %s as it is 1PC", command.getGlobalTransaction());
                     tm.commit();
                  } else {
                     log.tracef("Rolling back remotely originated tx %s", command.getGlobalTransaction());
                     tm.rollback();
                  }
               } else { // Wait for a remote commit/rollback.
                  remote2localTx.put(command.getGlobalTransaction(), localTx.getGlobalTransaction());
                  tm.suspend();
               }
            }
         }
      }

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   private void checkLocksBeforeCommit(boolean backupLockOnCache1) throws Exception {
      sequencer.enter("tx:check_locks");
      assertFalse(getTransactionTable(cache(0)).getLocalTransactions().isEmpty());
      assertTrue(getTransactionTable(cache(0)).getRemoteTransactions().isEmpty());
      LocalTransaction localTx = getTransactionTable(cache(0)).getLocalTransactions().iterator().next();
      assertEquals(Collections.singleton(KEY), localTx.getLockedKeys());
      assertEquals(Collections.emptySet(), localTx.getBackupLockedKeys());


      assertTrue(getTransactionTable(cache(1)).getLocalTransactions().isEmpty());
      assertEquals(backupLockOnCache1, !getTransactionTable(cache(1)).getRemoteTransactions().isEmpty());


      assertTrue(getTransactionTable(cache(2)).getLocalTransactions().isEmpty());

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      assertNotLocked(advancedCache,"k");
      tm.begin();
      advancedCache.withFlags(Flag.FORCE_WRITE_LOCK).get("k");


      TransactionTable txTable = advancedCache.getComponentRegistry().getComponent(TransactionTable.class);
      LocalTransaction tx = txTable.getLocalTransaction(tm.getTransaction());
      assertTrue(tx.ownsLock("k"));
      assertLocked(advancedCache,"k");


      tm.commit();
      assertNotLocked(advancedCache,"k");
   }

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