Ejemplo n.º 1
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldThrowNoSuchTransactionExceptionIfMetadataNotFound() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldThrowNoSuchTransactionExceptionIfMetadataNotFound()
        {
            // GIVEN
            LogFiles logFiles = mock(typeof(LogFiles));
            TransactionMetadataCache cache = new TransactionMetadataCache();

            LifeSupport life = new LifeSupport();

//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(logFiles, cache, new org.neo4j.kernel.impl.transaction.log.entry.VersionAwareLogEntryReader<>(), monitors, true);
            LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(logFiles, cache, new VersionAwareLogEntryReader <ReadableClosablePositionAwareChannel>(), _monitors, true);

            try
            {
                life.Start();
                // WHEN
                try
                {
                    txStore.GetMetadataFor(10);
                    fail("Should have thrown");
                }
                catch (NoSuchTransactionException)
                {                         // THEN Good
                }
            }
            finally
            {
                life.Shutdown();
            }
        }
Ejemplo n.º 2
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldOpenAndRecoverExistingData() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldOpenAndRecoverExistingData()
        {
            // GIVEN
            TransactionIdStore       transactionIdStore = new SimpleTransactionIdStore();
            TransactionMetadataCache positionCache      = new TransactionMetadataCache();

//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final byte[] additionalHeader = new byte[]{1, 2, 5};
            sbyte[]     additionalHeader             = new sbyte[] { 1, 2, 5 };
            const int   masterId                     = 2;
            int         authorId                     = 1;
            const long  timeStarted                  = 12345;
            long        latestCommittedTxWhenStarted = 4545;
            long        timeCommitted                = timeStarted + 10;
            LifeSupport life = new LifeSupport();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.kernel.impl.transaction.log.files.LogFiles logFiles = org.neo4j.kernel.impl.transaction.log.files.LogFilesBuilder.builder(dir.databaseLayout(), fileSystemRule.get()).withTransactionIdStore(transactionIdStore).withLogVersionRepository(mock(LogVersionRepository.class)).build();
            LogFiles logFiles = LogFilesBuilder.builder(Dir.databaseLayout(), FileSystemRule.get()).withTransactionIdStore(transactionIdStore).withLogVersionRepository(mock(typeof(LogVersionRepository))).build();

            life.Start();
            life.Add(logFiles);
            try
            {
                AddATransactionAndRewind(life, logFiles, positionCache, transactionIdStore, additionalHeader, masterId, authorId, timeStarted, latestCommittedTxWhenStarted, timeCommitted);
            }
            finally
            {
                life.Shutdown();
            }

            life = new LifeSupport();
            life.Add(logFiles);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final java.util.concurrent.atomic.AtomicBoolean recoveryRequired = new java.util.concurrent.atomic.AtomicBoolean();
            AtomicBoolean       recoveryRequired = new AtomicBoolean();
            FakeRecoveryVisitor visitor          = new FakeRecoveryVisitor(additionalHeader, masterId, authorId, timeStarted, timeCommitted, latestCommittedTxWhenStarted);

            LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(logFiles, positionCache, new VersionAwareLogEntryReader <ReadableClosablePositionAwareChannel>(), _monitors, true);

            life.Add(new BatchingTransactionAppender(logFiles, NO_ROTATION, positionCache, transactionIdStore, BYPASS, _databaseHealth));
            CorruptedLogsTruncator logPruner = new CorruptedLogsTruncator(_databaseDirectory, logFiles, FileSystemRule.get());

            life.add(new Recovery(new RecoveryServiceAnonymousInnerClass(this, recoveryRequired, visitor, txStore)
                                  , logPruner, new LifecycleAdapter(), mock(typeof(RecoveryMonitor)), SilentProgressReporter.INSTANCE, false));

            // WHEN
            try
            {
                life.Start();
            }
            finally
            {
                life.Shutdown();
            }

            // THEN
            assertEquals(1, visitor.VisitedTransactions);
            assertTrue(recoveryRequired.get());
        }
Ejemplo n.º 3
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldExtractMetadataFromExistingTransaction() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldExtractMetadataFromExistingTransaction()
        {
            // GIVEN
            TransactionIdStore       transactionIdStore = new SimpleTransactionIdStore();
            TransactionMetadataCache positionCache      = new TransactionMetadataCache();

//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final byte[] additionalHeader = new byte[]{1, 2, 5};
            sbyte[]     additionalHeader             = new sbyte[] { 1, 2, 5 };
            const int   masterId                     = 2;
            int         authorId                     = 1;
            const long  timeStarted                  = 12345;
            long        latestCommittedTxWhenStarted = 4545;
            long        timeCommitted                = timeStarted + 10;
            LifeSupport life = new LifeSupport();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.kernel.impl.transaction.log.files.LogFiles logFiles = org.neo4j.kernel.impl.transaction.log.files.LogFilesBuilder.builder(dir.databaseLayout(), fileSystemRule.get()).withTransactionIdStore(transactionIdStore).withLogVersionRepository(mock(LogVersionRepository.class)).build();
            LogFiles logFiles = LogFilesBuilder.builder(Dir.databaseLayout(), FileSystemRule.get()).withTransactionIdStore(transactionIdStore).withLogVersionRepository(mock(typeof(LogVersionRepository))).build();

            life.Start();
            life.Add(logFiles);
            try
            {
                AddATransactionAndRewind(life, logFiles, positionCache, transactionIdStore, additionalHeader, masterId, authorId, timeStarted, latestCommittedTxWhenStarted, timeCommitted);
            }
            finally
            {
                life.Shutdown();
            }

            life = new LifeSupport();
            life.Add(logFiles);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final LogicalTransactionStore store = new PhysicalLogicalTransactionStore(logFiles, positionCache, new org.neo4j.kernel.impl.transaction.log.entry.VersionAwareLogEntryReader<>(), monitors, true);
            LogicalTransactionStore store = new PhysicalLogicalTransactionStore(logFiles, positionCache, new VersionAwareLogEntryReader <ReadableClosablePositionAwareChannel>(), _monitors, true);

            // WHEN
            life.Start();
            try
            {
                VerifyTransaction(transactionIdStore, positionCache, additionalHeader, masterId, authorId, timeStarted, latestCommittedTxWhenStarted, timeCommitted, store);
            }
            finally
            {
                life.Shutdown();
            }
        }
Ejemplo n.º 4
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldThrowNoSuchTransactionExceptionIfLogFileIsMissing() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldThrowNoSuchTransactionExceptionIfLogFileIsMissing()
        {
            // GIVEN
            LogFile  logFile  = mock(typeof(LogFile));
            LogFiles logFiles = mock(typeof(LogFiles));

            // a missing file
            when(logFiles.LogFile).thenReturn(logFile);
            when(logFile.GetReader(any(typeof(LogPosition)))).thenThrow(new FileNotFoundException());
            // Which is nevertheless in the metadata cache
            TransactionMetadataCache cache = new TransactionMetadataCache();

            cache.CacheTransactionMetadata(10, new LogPosition(2, 130), 1, 1, 100, DateTimeHelper.CurrentUnixTimeMillis());

            LifeSupport life = new LifeSupport();

//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(logFiles, cache, new org.neo4j.kernel.impl.transaction.log.entry.VersionAwareLogEntryReader<>(), monitors, true);
            LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(logFiles, cache, new VersionAwareLogEntryReader <ReadableClosablePositionAwareChannel>(), _monitors, true);

            try
            {
                life.Start();

                // WHEN
                // we ask for that transaction and forward
                try
                {
                    txStore.getTransactions(10);
                    fail();
                }
                catch (NoSuchTransactionException)
                {
                    // THEN
                    // We don't get a FileNotFoundException but a NoSuchTransactionException instead
                }
            }
            finally
            {
                life.Shutdown();
            }
        }