ojb.odmg
Class NamedRootsMap

java.lang.Object
  |
  +--ojb.odmg.NamedRootsMap

public class NamedRootsMap

extends java.lang.Object

ODMG NamedRoots implementation. this implementation stores the (name, Identity) pairs in a database table. therefore the NamedRootsMap underlies the same transaction management as all other persistent objects

Method Summary

Identity	get(java.lang.String key) lookup key in map.
static NamedRootsMap	getInstance() factory method returns singleton instance
void	put(java.lang.String key, Identity oid) put a serialized version of oid into the map
void	unbind(java.lang.String key) remove an entry from the NamedRoots map

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

get

public Identity get(java.lang.String key)

lookup key in map. If found return a deserialized Identity object, else null

getInstance

public static NamedRootsMap getInstance()

factory method returns singleton instance

put

public void put(java.lang.String key,
                Identity oid)
         throws ObjectNameNotUniqueException

put a serialized version of oid into the map

ObjectNameNotUniqueException

unbind

public void unbind(java.lang.String key)
            throws ObjectNameNotFoundException

remove an entry from the NamedRoots map

ObjectNameNotFoundException