//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void reportProgressOnRecovery() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ReportProgressOnRecovery()
{
RecoveryService recoveryService = mock(typeof(RecoveryService), Answers.RETURNS_MOCKS);
CorruptedLogsTruncator logsTruncator = mock(typeof(CorruptedLogsTruncator));
RecoveryMonitor recoveryMonitor = mock(typeof(RecoveryMonitor));
TransactionCursor reverseTransactionCursor = mock(typeof(TransactionCursor));
TransactionCursor transactionCursor = mock(typeof(TransactionCursor));
CommittedTransactionRepresentation transactionRepresentation = mock(typeof(CommittedTransactionRepresentation));
int transactionsToRecover = 5;
int expectedMax = transactionsToRecover * 2;
int lastCommittedTransactionId = 14;
LogPosition recoveryStartPosition = LogPosition.start(0);
int firstTxIdAfterLastCheckPoint = 10;
RecoveryStartInformation startInformation = new RecoveryStartInformation(recoveryStartPosition, firstTxIdAfterLastCheckPoint);
when(reverseTransactionCursor.next()).thenAnswer(new NextTransactionAnswer(transactionsToRecover));
when(transactionCursor.next()).thenAnswer(new NextTransactionAnswer(transactionsToRecover));
when(reverseTransactionCursor.get()).thenReturn(transactionRepresentation);
when(transactionCursor.get()).thenReturn(transactionRepresentation);
when(transactionRepresentation.CommitEntry).thenReturn(new LogEntryCommit(lastCommittedTransactionId, 1L));
when(recoveryService.RecoveryStartInformation).thenReturn(startInformation);
when(recoveryService.GetTransactionsInReverseOrder(recoveryStartPosition)).thenReturn(reverseTransactionCursor);
when(recoveryService.GetTransactions(recoveryStartPosition)).thenReturn(transactionCursor);
AssertableProgressReporter progressReporter = new AssertableProgressReporter(expectedMax);
Recovery recovery = new Recovery(recoveryService, logsTruncator, new LifecycleAdapter(), recoveryMonitor, progressReporter, true);
Recovery.init();
progressReporter.Verify();
}
private bool Recover(File storeDir, LogFiles logFiles)
{
LifeSupport life = new LifeSupport();
RecoveryMonitor monitor = mock(typeof(RecoveryMonitor));
//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();
try
{
StorageEngine storageEngine = mock(typeof(StorageEngine));
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.kernel.impl.transaction.log.entry.LogEntryReader<org.neo4j.kernel.impl.transaction.log.ReadableClosablePositionAwareChannel> reader = new org.neo4j.kernel.impl.transaction.log.entry.VersionAwareLogEntryReader<>();
LogEntryReader <ReadableClosablePositionAwareChannel> reader = new VersionAwareLogEntryReader <ReadableClosablePositionAwareChannel>();
LogTailScanner tailScanner = GetTailScanner(logFiles, reader);
TransactionMetadataCache metadataCache = new TransactionMetadataCache();
LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(logFiles, metadataCache, reader, _monitors, false);
CorruptedLogsTruncator logPruner = new CorruptedLogsTruncator(storeDir, logFiles, FileSystemRule.get());
life.add(new Recovery(new DefaultRecoveryServiceAnonymousInnerClass3(this, storageEngine, tailScanner, _transactionIdStore, txStore, _versionRepository, NO_MONITOR, recoveryRequired)
, logPruner, _schemaLife, monitor, SilentProgressReporter.INSTANCE, false));
life.Start();
}
finally
{
life.Shutdown();
}
return(recoveryRequired.get());
}
public Recovery(RecoveryService recoveryService, CorruptedLogsTruncator logsTruncator, Lifecycle schemaLife, RecoveryMonitor monitor, ProgressReporter progressReporter, bool failOnCorruptedLogFiles)
{
this._recoveryService = recoveryService;
this._monitor = monitor;
this._logsTruncator = logsTruncator;
this._schemaLife = schemaLife;
this._progressReporter = progressReporter;
this._failOnCorruptedLogFiles = failOnCorruptedLogFiles;
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldSeeThatACleanDatabaseShouldNotRequireRecovery() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldSeeThatACleanDatabaseShouldNotRequireRecovery()
{
File file = _logFiles.getLogFileForVersion(_logVersion);
WriteSomeData(file, pair =>
{
LogEntryWriter writer = pair.first();
Consumer <LogPositionMarker> consumer = pair.other();
LogPositionMarker marker = new LogPositionMarker();
// last committed tx
consumer.accept(marker);
writer.writeStartEntry(0, 1, 2L, 3L, new sbyte[0]);
writer.writeCommitEntry(4L, 5L);
// check point
consumer.accept(marker);
writer.writeCheckPointEntry(marker.newPosition());
return(true);
});
LifeSupport life = new LifeSupport();
RecoveryMonitor monitor = mock(typeof(RecoveryMonitor));
try
{
StorageEngine storageEngine = mock(typeof(StorageEngine));
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.kernel.impl.transaction.log.entry.LogEntryReader<org.neo4j.kernel.impl.transaction.log.ReadableClosablePositionAwareChannel> reader = new org.neo4j.kernel.impl.transaction.log.entry.VersionAwareLogEntryReader<>();
LogEntryReader <ReadableClosablePositionAwareChannel> reader = new VersionAwareLogEntryReader <ReadableClosablePositionAwareChannel>();
LogTailScanner tailScanner = GetTailScanner(_logFiles, reader);
TransactionMetadataCache metadataCache = new TransactionMetadataCache();
LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(_logFiles, metadataCache, reader, _monitors, false);
CorruptedLogsTruncator logPruner = new CorruptedLogsTruncator(_storeDir, _logFiles, FileSystemRule.get());
life.add(new Recovery(new DefaultRecoveryServiceAnonymousInnerClass2(this, storageEngine, tailScanner, _transactionIdStore, txStore, _versionRepository, NO_MONITOR)
, logPruner, _schemaLife, monitor, SilentProgressReporter.INSTANCE, false));
life.Start();
verifyZeroInteractions(monitor);
}
finally
{
life.Shutdown();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldRecoverExistingData() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldRecoverExistingData()
{
File file = _logFiles.getLogFileForVersion(_logVersion);
WriteSomeData(file, pair =>
{
LogEntryWriter writer = pair.first();
Consumer <LogPositionMarker> consumer = pair.other();
LogPositionMarker marker = new LogPositionMarker();
// last committed tx
consumer.accept(marker);
LogPosition lastCommittedTxPosition = marker.newPosition();
writer.writeStartEntry(0, 1, 2L, 3L, new sbyte[0]);
_lastCommittedTxStartEntry = new LogEntryStart(0, 1, 2L, 3L, new sbyte[0], lastCommittedTxPosition);
writer.writeCommitEntry(4L, 5L);
_lastCommittedTxCommitEntry = new LogEntryCommit(4L, 5L);
// check point pointing to the previously committed transaction
writer.writeCheckPointEntry(lastCommittedTxPosition);
_expectedCheckPointEntry = new CheckPoint(lastCommittedTxPosition);
// tx committed after checkpoint
consumer.accept(marker);
writer.writeStartEntry(0, 1, 6L, 4L, new sbyte[0]);
_expectedStartEntry = new LogEntryStart(0, 1, 6L, 4L, new sbyte[0], marker.newPosition());
writer.writeCommitEntry(5L, 7L);
_expectedCommitEntry = new LogEntryCommit(5L, 7L);
return(true);
});
LifeSupport life = new LifeSupport();
RecoveryMonitor monitor = mock(typeof(RecoveryMonitor));
//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();
try
{
StorageEngine storageEngine = mock(typeof(StorageEngine));
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.kernel.impl.transaction.log.entry.LogEntryReader<org.neo4j.kernel.impl.transaction.log.ReadableClosablePositionAwareChannel> reader = new org.neo4j.kernel.impl.transaction.log.entry.VersionAwareLogEntryReader<>();
LogEntryReader <ReadableClosablePositionAwareChannel> reader = new VersionAwareLogEntryReader <ReadableClosablePositionAwareChannel>();
LogTailScanner tailScanner = GetTailScanner(_logFiles, reader);
TransactionMetadataCache metadataCache = new TransactionMetadataCache();
LogicalTransactionStore txStore = new PhysicalLogicalTransactionStore(_logFiles, metadataCache, reader, _monitors, false);
CorruptedLogsTruncator logPruner = new CorruptedLogsTruncator(_storeDir, _logFiles, FileSystemRule.get());
life.add(new Recovery(new DefaultRecoveryServiceAnonymousInnerClass(this, storageEngine, tailScanner, _transactionIdStore, txStore, _versionRepository, NO_MONITOR, recoveryRequired)
, logPruner, _schemaLife, monitor, SilentProgressReporter.INSTANCE, false));
life.Start();
InOrder order = inOrder(monitor);
order.verify(monitor, times(1)).recoveryRequired(any(typeof(LogPosition)));
order.verify(monitor, times(1)).recoveryCompleted(2);
assertTrue(recoveryRequired.get());
}
finally
{
life.Shutdown();
}
}
