//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldNotReturnReaderExperiencingErrorToPool() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldNotReturnReaderExperiencingErrorToPool()
{
// given
StoreChannel channel = mock(typeof(StoreChannel));
Reader reader = mock(typeof(Reader));
ReaderPool readerPool = mock(typeof(ReaderPool));
when(channel.read(any(typeof(ByteBuffer)))).thenThrow(new IOException());
when(reader.Channel()).thenReturn(channel);
when(readerPool.Acquire(anyLong(), anyLong())).thenReturn(reader);
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), readerPool, 0, _contentMarshal, _logProvider, _segmentHeader))
{
// given
IOCursor <EntryRecord> cursor = segment.GetCursor(0);
try
{
cursor.next();
fail();
}
catch (IOException)
{
// expected from mocking
}
// when
cursor.close();
// then
verify(readerPool, never()).release(reader);
verify(reader).close();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void attemptsPruningUntilOpenFileIsFound() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void AttemptsPruningUntilOpenFileIsFound()
{
/// <summary>
/// prune stops attempting to prune files after finding one that is open.
/// </summary>
// Given
Segments segments = new Segments(_fsa, _fileNames, _readerPool, Collections.emptyList(), _contentMarshal, _logProvider, -1);
/*
* create 0
* create 1
* create 2
* create 3
*
* closeWriter on all
* create reader on 1
* prune on 3
*
* only 0 should be deleted
*/
segments.Rotate(-1, -1, -1);
segments.Last().closeWriter(); // need to close writer otherwise dispose will not be called
segments.Rotate(10, 10, 2); // we will truncate this whole file away
segments.Last().closeWriter(); // need to close writer otherwise dispose will not be called
IOCursor <EntryRecord> reader = segments.Last().getCursor(11);
segments.Rotate(20, 20, 3); // we will truncate this whole file away
segments.Last().closeWriter();
segments.Rotate(30, 30, 4); // we will truncate this whole file away
segments.Last().closeWriter();
segments.Prune(31);
//when
OpenEndRangeMap.ValueRange <long, SegmentFile> shouldBePruned = segments.GetForIndex(5);
OpenEndRangeMap.ValueRange <long, SegmentFile> shouldNotBePruned = segments.GetForIndex(15);
OpenEndRangeMap.ValueRange <long, SegmentFile> shouldAlsoNotBePruned = segments.GetForIndex(25);
//then
assertFalse(shouldBePruned.Value().Present);
assertTrue(shouldNotBePruned.Value().Present);
assertTrue(shouldAlsoNotBePruned.Value().Present);
//when
reader.close();
segments.Prune(31);
shouldBePruned = segments.GetForIndex(5);
shouldNotBePruned = segments.GetForIndex(15);
shouldAlsoNotBePruned = segments.GetForIndex(25);
//then
assertFalse(shouldBePruned.Value().Present);
assertFalse(shouldNotBePruned.Value().Present);
assertFalse(shouldAlsoNotBePruned.Value().Present);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldBeAbleToRepeatedlyReadWrittenValues() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldBeAbleToRepeatedlyReadWrittenValues()
{
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, 0, _contentMarshal, _logProvider, _segmentHeader))
{
// given
segment.Write(0, _entry1);
segment.Write(1, _entry2);
segment.Write(2, _entry3);
segment.Flush();
for (int i = 0; i < 3; i++)
{
// when
IOCursor <EntryRecord> cursor = segment.GetCursor(0);
// then
assertTrue(cursor.next());
assertEquals(_entry1, cursor.get().logEntry());
assertTrue(cursor.next());
assertEquals(_entry2, cursor.get().logEntry());
assertTrue(cursor.next());
assertEquals(_entry3, cursor.get().logEntry());
assertFalse(cursor.next());
cursor.close();
}
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private boolean nextSegment() throws java.io.IOException
private bool NextSegment()
{
_segmentRange = _segments.getForIndex(_currentIndex);
Optional <SegmentFile> optionalFile = _segmentRange.value();
if (!optionalFile.Present)
{
_currentRecord.invalidate();
return(false);
}
SegmentFile file = optionalFile.get();
/* Open new reader before closing old, so that pruner cannot overtake us. */
IOCursor <EntryRecord> oldCursor = _cursor;
try
{
_cursor = file.GetCursor(_currentIndex);
}
catch (DisposedException)
{
_currentRecord.invalidate();
return(false);
}
if (oldCursor != null)
{
oldCursor.close();
}
_limit = _segmentRange.limit().GetValueOrDefault(long.MaxValue);
return(true);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void close() throws java.io.IOException
public override void Close()
{
if (_cursor != null)
{
_cursor.close();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldCatchDoubleCloseReaderErrors() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldCatchDoubleCloseReaderErrors()
{
try
{
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, 0, _contentMarshal, _logProvider, _segmentHeader))
{
// given
IOCursor <EntryRecord> cursor = segment.GetCursor(0);
cursor.close();
cursor.close();
fail("Should have caught double close error");
}
}
catch (System.InvalidOperationException)
{
// expected
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldReportCorrectInitialValues() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldReportCorrectInitialValues()
{
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, _version, _contentMarshal, _logProvider, _segmentHeader))
{
assertEquals(0, segment.Header().version());
IOCursor <EntryRecord> cursor = segment.GetCursor(0);
assertFalse(cursor.next());
cursor.close();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldPruneReaderPoolOnClose() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldPruneReaderPoolOnClose()
{
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, 0, _contentMarshal, _logProvider, _segmentHeader))
{
segment.Write(0, _entry1);
segment.Flush();
segment.CloseWriter();
IOCursor <EntryRecord> cursor = segment.GetCursor(0);
cursor.next();
cursor.close();
}
verify(_readerPool).prune(0);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldHaveIdempotentCloseMethods() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldHaveIdempotentCloseMethods()
{
// given
SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, 0, _contentMarshal, _logProvider, _segmentHeader);
IOCursor <EntryRecord> cursor = segment.GetCursor(0);
// when
segment.CloseWriter();
cursor.close();
// then
assertTrue(segment.TryClose());
segment.Close();
assertTrue(segment.TryClose());
segment.Close();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldBeAbleToWriteAndRead() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldBeAbleToWriteAndRead()
{
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, 0, _contentMarshal, _logProvider, _segmentHeader))
{
// given
segment.Write(0, _entry1);
segment.Flush();
// when
IOCursor <EntryRecord> cursor = segment.GetCursor(0);
// then
assertTrue(cursor.next());
assertEquals(_entry1, cursor.get().logEntry());
cursor.close();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldHandleReaderPastEndCorrectly() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldHandleReaderPastEndCorrectly()
{
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, 0, _contentMarshal, _logProvider, _segmentHeader))
{
// given
segment.Write(0, _entry1);
segment.Write(1, _entry2);
segment.Flush();
segment.CloseWriter();
IOCursor <EntryRecord> cursor = segment.GetCursor(3);
// then
assertFalse(cursor.next());
// when
cursor.close();
// then
assertTrue(segment.TryClose());
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldCallDisposeHandlerAfterLastReaderIsClosed() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldCallDisposeHandlerAfterLastReaderIsClosed()
{
using (SegmentFile segment = create(FsRule.get(), _fileNames.getForVersion(0), _readerPool, 0, _contentMarshal, _logProvider, _segmentHeader))
{
// given
IOCursor <EntryRecord> cursor0 = segment.GetCursor(0);
IOCursor <EntryRecord> cursor1 = segment.GetCursor(0);
// when
segment.CloseWriter();
cursor0.close();
// then
assertFalse(segment.TryClose());
// when
cursor1.close();
// then
assertTrue(segment.TryClose());
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private static void read(org.neo4j.io.fs.FileSystemAbstraction fileSystem, String cmd, org.neo4j.kernel.impl.store.NeoStores neoStores, org.neo4j.io.layout.DatabaseLayout databaseLayout) throws java.io.IOException
private static void Read(FileSystemAbstraction fileSystem, string cmd, NeoStores neoStores, DatabaseLayout databaseLayout)
{
Matcher matcher = _readCommandPattern.matcher(cmd);
if (matcher.find())
{
string lower = matcher.group("lower");
string upper = matcher.group("upper");
string fname = matcher.group("fname");
string regex = matcher.group("regex");
Pattern pattern = !string.ReferenceEquals(regex, null) ? Pattern.compile(regex) : null;
long fromId = !string.ReferenceEquals(lower, null) ? long.Parse(lower) : 0L;
long toId = !string.ReferenceEquals(upper, null) ? long.Parse(upper) : long.MaxValue;
RecordStore store = GetStore(fname, neoStores);
if (store != null)
{
ReadStore(fileSystem, store, fromId, toId, pattern);
return;
}
IOCursor <LogEntry> cursor = GetLogCursor(fileSystem, fname, databaseLayout);
if (cursor != null)
{
ReadLog(cursor, fromId, toId, pattern);
cursor.close();
return;
}
_console.printf("don't know how to read '%s'%n", fname);
}
else
{
_console.printf("bad read command format%n");
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void close() throws Exception
public override void Close()
{
_txCursor.close();
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void close() throws java.io.IOException
public override void Close()
{
@delegate.close();
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void close() throws java.io.IOException
public override void Close()
{
_inner.close();
}