public void AddContext(string key, out PagePointer ptr)
{
if (!_header.TryGetPointer(key, out ptr))
{
throw new KeyNotFoundException($"not found key in header: {key}");
}
_cachedCtx.Add(key, new Context
{
pageIndex = ptr.index,
key = key,
offset = ptr.offset,
count = ptr.size,
});
_cleaner.RegistPriority(key);
_increaseRef(ptr.index);
}
public bool TryGetPointer(string key, out PagePointer pair)
{
return(_ptrDic.TryGetValue(key, out pair));
}