//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 shouldInitializeTreeNode()
internal virtual void ShouldInitializeTreeNode()
{
// GIVEN
FreelistNode.Initialize(_cursor);
// WHEN
sbyte nodeType = TreeNode.NodeType(_cursor);
// THEN
assertEquals(TreeNode.NODE_TYPE_FREE_LIST_NODE, nodeType);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: void initializeAfterCreation() throws java.io.IOException
internal virtual void InitializeAfterCreation()
{
// Allocate a new free-list page id and set both write/read free-list page id to it.
_writePageId = NextLastId();
_readPageId = _writePageId;
using (PageCursor cursor = _pagedFile.io(_writePageId, Org.Neo4j.Io.pagecache.PagedFile_Fields.PfSharedWriteLock))
{
goTo(cursor, "free-list", _writePageId);
FreelistNode.Initialize(cursor);
checkOutOfBounds(cursor);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldNodeOverwriteNodeType()
internal virtual void ShouldNodeOverwriteNodeType()
{
// GIVEN
FreelistNode.Initialize(_cursor);
sbyte nodeType = TreeNode.NodeType(_cursor);
assertEquals(TreeNode.NODE_TYPE_FREE_LIST_NODE, nodeType);
// WHEN
long someId = 1234;
FreelistNode.SetNext(_cursor, someId);
// THEN
nodeType = TreeNode.NodeType(_cursor);
assertEquals(TreeNode.NODE_TYPE_FREE_LIST_NODE, nodeType);
}
