LWPoolAreaBookKeeper Node1 LWPoolAreaBookKeeper - m_nEntries - m_nFields - m_nonEmptyField - m_nUnusedEntries + nBytesCovered() + acquireEntry() + returnEntry() + isCompletelyFull() + isCompletelyEmpty() + numberOfAvailableEntries() + numberOfEntriesHandedOut() + nBytesNeededForCreate() + create() - LWPoolAreaBookKeeper() - ~LWPoolAreaBookKeeper() - LWPoolAreaBookKeeper() - operator=() - findNewNonEmptyField() - nFields()