About transient

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JDO Doc
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javax.jdo.listener.ClearCallback

javax.jdo.listener Interface ClearCallback Subinterfaces: InstanceCallbacks This interface is used to notify instances of clear events. Since: JDO 2.0 void jdoPreClear() Called before the values in the instance are cleared. Called before the values in the instance are cleared. Transient fields
JDO Doc
4

javax.jdo.spi.StateInterrogation

instances return the associated PersistenceManager. Transient non-transactional instances return null
JPA Doc
4

javax.persistence.Embeddable

that the Transient annotation may be used to designate the non-persistent state of an embeddable
JDO Doc
4

jdoGetObjectId()

the JDO identity. Transient instances return null. The ObjectId may be serialized and later restored
JDO Doc
4

jdoGetPersistenceManager()

Method javax.jdo.spi.PersistenceCapable PersistenceManager jdoGetPersistenceManager() Return the associated PersistenceManager if there is one. Transactional and persistent instances return the associated PersistenceManager. Transient non-transactional instances return null. This method
JDO Doc
4

jdoIsDeleted()

Method javax.jdo.spi.PersistenceCapable boolean jdoIsDeleted() Tests whether this object has been deleted. Instances that have been deleted in the current transaction return true. Transient instances return false. Returns: true if this instance was deleted in the current transaction. Since: JDO 1.0
JDO Doc
4

jdoIsDetached()

Method javax.jdo.spi.PersistenceCapable boolean jdoIsDetached() Tests whether this object has been detached. Instances that have been detached return true. Transient instances return false. Returns: true if this instance is detached. Since: JDO 2.0 See Also: javax.jdo.JDOHelper.isDetached(Object pc)
JDO Doc
4

jdoIsDirty()

Method javax.jdo.spi.PersistenceCapable boolean jdoIsDirty() Tests whether this object is dirty. Instances that have been modified, deleted, or newly made persistent in the current transaction return true. Transient instances return false. Returns: true if this instance has been modified in
JDO Doc
4

jdoIsNew()

Method javax.jdo.spi.PersistenceCapable boolean jdoIsNew() Tests whether this object has been newly made persistent. Instances that have been made persistent in the current transaction return true. Transient instances return false. Returns: true if this instance was made persistent in the current
JDO Doc
4

jdoIsTransactional()

Method javax.jdo.spi.PersistenceCapable boolean jdoIsTransactional() Tests whether this object is transactional. Instances whose state is associated with the current transaction return true. Transient instances return false. Returns: true if this instance is transactional. Since: JDO 1.0