//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void releaseId(long stableGeneration, long unstableGeneration, long id) throws java.io.IOException
public override void ReleaseId(long stableGeneration, long unstableGeneration, long id)
{
using (PageCursor cursor = _pagedFile.io(_writePageId, Org.Neo4j.Io.pagecache.PagedFile_Fields.PfSharedWriteLock))
{
PageCursorUtil.GoTo(cursor, "free-list write page", _writePageId);
_freelistNode.write(cursor, unstableGeneration, id, _writePos);
_writePos++;
}
if (_writePos >= _freelistNode.maxEntries())
{
// Current free-list write page is full, allocate a new one.
long nextFreelistPage = AcquireNewId(stableGeneration, unstableGeneration, false);
using (PageCursor cursor = _pagedFile.io(_writePageId, Org.Neo4j.Io.pagecache.PagedFile_Fields.PfSharedWriteLock))
{
PageCursorUtil.GoTo(cursor, "free-list write page", _writePageId);
FreelistNode.Initialize(cursor);
// Link previous --> new writer page
FreelistNode.SetNext(cursor, nextFreelistPage);
}
_writePageId = nextFreelistPage;
_writePos = 0;
_monitor.acquiredFreelistPageId(nextFreelistPage);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldReadAndWriteFreeListEntries()
internal virtual void ShouldReadAndWriteFreeListEntries()
{
// GIVEN
long generationA = 34;
long pointerA = 56;
long generationB = 78;
long pointerB = 90;
// WHEN
_freelist.write(_cursor, generationA, pointerA, 0);
_freelist.write(_cursor, generationB, pointerB, 1);
long readPointerA = _freelist.read(_cursor, generationA + 1, 0);
long readPointerB = _freelist.read(_cursor, generationB + 1, 1);
// THEN
assertEquals(pointerA, readPointerA);
assertEquals(pointerB, readPointerB);
}
