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currentDate()

Method javax.persistence.criteria.CriteriaBuilder Expression<Date> currentDate() Create expression to return current date. Returns: expression for current date Since: JPA 2.0
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currentTimestamp()

Method javax.persistence.criteria.CriteriaBuilder Expression<Timestamp> currentTimestamp() Create expression to return current timestamp. Returns: expression for current timestamp Since: JPA 2.0
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getTransactionalObjectId(pc)

Method javax.jdo.spi.StateManager Object getTransactionalObjectId( PersistenceCapable pc ) Return the object representing the JDO identity of the calling instance. If the JDO identity is being changed in the current transaction, this method returns the current identity as changed in the transaction
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isDeleted(pc)

Method javax.jdo.spi.StateManager boolean isDeleted( PersistenceCapable pc ) Tests whether this object has been deleted. Instances that have been deleted in the current transaction return true ... if this instance was deleted in the current transaction. Since: JDO 1.0 See Also: PersistenceManager.deletePersistent(Object pc)
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isDeleted(pc)

Method javax.jdo.spi.StateInterrogation Boolean isDeleted( Object pc ) Tests whether the parameter instance has been deleted. Instances that have been deleted in the current transaction return ... if the parameter instance was deleted in the current transaction. Since: JDO 2.0
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isDirty(pc)

Method javax.jdo.spi.StateInterrogation Boolean isDirty( Object pc ) Tests whether the parameter instance is dirty. Instances that have been modified, deleted, newly made persistent in the current ... the current transaction, or while detached. Since: JDO 2.0 See Also: StateManager.makeDirty
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getFetchGroups()

Method javax.jdo.PersistenceManagerFactory Set getFetchGroups() Get a modifiable Set containing a mutable copy of all currently active (in scope) fetch groups. The methods addFetchGroups ... of all currently active fetch groups Throws: SecurityException - if the caller is not authorized for JDOPermission ("getMetadata") Since: JDO 2.2
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javax.jdo.JDOOptimisticVerificationException

the execution stack trace. This method records within this Throwable object information about the current state of the stack frames for the current thread. Returns: a reference to this Throwable instance
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javax.jdo.JDONullIdentityException

within this Throwable object information about the current state of the stack frames for the current thread
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javax.jdo.JDOFatalUserException

. This method records within this Throwable object information about the current state of the stack frames for the current thread. Returns: a reference to this Throwable instance. Since: Java JDK1.0

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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