javax.jdo
Interfaces 
Extent
InstanceCallbacks
PersistenceManager
PersistenceManagerFactory
Query
Transaction
Classes 
JDOHelper
Exceptions 
JDOCanRetryException
JDODataStoreException
JDOException
JDOFatalDataStoreException
JDOFatalException
JDOFatalInternalException
JDOFatalUserException
JDOObjectNotFoundException
JDOOptimisticVerificationException
JDOUnsupportedOptionException
JDOUserException