Supported Options in the SAP JDO Implementation 

The Java Data Objects specification defines a number of options, for which support is not mandatory. The SAP JDO implementation supports the following optional features:

·        javax.jdo.option.NontransactionalRead

·        javax.jdo.option.NontransactionalWrite

·        javax.jdo.option.RetainValues

·        javax.jdo.option.RestoreValues

·        javax.jdo.option.Optimistic

·        javax.jdo.option.TransientTransactional

·        javax.jdo.option.ApplicationIdentity

The following options are not supported by the J2EE Engine JDO implementation:

·        javax.jdo.option.ArrayList

·        javax.jdo.option.HashMap

·        javax.jdo.option.Hashtable

·        javax.jdo.option.LinkedList

·        javax.jdo.option.TreeMap

·        javax.jdo.option.TreeSet

·        javax.jdo.option.Vector

·        javax.jdo.option.Map

·        javax.jdo.option.List

·        javax.jdo.option.Array

·        javax.jdo.option.DatastoreIdentity

·        javax.jdo.option.NonDurableIdentity

·        javax.jdo.option.NullCollection

·        javax.jdo.option.ChangeApplicationIdentity

For more information about these options, see the Java Data Objects specification by SUN Microsystems.