public IndexNode Search(Guid id)
{
// Take the root node from inital index page
IndexNode rootIndexNode = IndexFactory.GetRootIndexNode(this);
var indexNode = IndexFactory.BinarySearch(id, rootIndexNode, this);
// Returns null with not found the record, return false
if (indexNode == null || indexNode.IsDeleted)
{
return(null);
}
return(indexNode);
}
// Implement file physic storage
public void Write(EntryInfo entry, Stream stream)
{
// Take the first index page
IndexNode rootIndexNode = IndexFactory.GetRootIndexNode(this);
// Search and insert the index
var indexNode = IndexFactory.BinaryInsert(entry, rootIndexNode, this);
// In this moment, the index are ready and saved. I use to add the file
DataFactory.InsertFile(indexNode, stream, this);
// Update entry information with file length (I know file length only after read all)
entry.FileLength = indexNode.FileLength;
// Only after insert all stream file I confirm that index node is valid
indexNode.IsDeleted = false;
// Mask header as dirty for save on dispose
Header.IsDirty = true;
}