com.db4o.internal.mapping

Interface IDMapping

All Known Subinterfaces:

DefragmentServices

All Known Implementing Classes:

DefragmentServicesImpl

public interface IDMapping

A mapping from db4o file source IDs/addresses to target IDs/addresses, used for defragmenting.

Method Summary

Methods

Modifier and Type	Method and Description
void	mapIDs(int oldID, int newID, boolean isClassID)
int	strictMappedID(int oldID)

Method Detail

strictMappedID

int strictMappedID(int oldID)
                   throws MappingNotFoundException

Returns:

a mapping for the given id. if it does refer to a system handler or the empty reference (0), returns the given id.

Throws:

MappingNotFoundException - if the given id does not refer to a system handler or the empty reference (0) and if no mapping is found

mapIDs

void mapIDs(int oldID,
          int newID,
          boolean isClassID)