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java.lang.RuntimeException

about the current state of the stack frames for the current thread. Returns: a reference to this Throwable instance
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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
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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 ... the current transaction. Since: JDO 1.0 See Also: javax.jdo.JDOHelper.isDirty(Object pc) javax.jdo
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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
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jdoGetObjectId()

, then the ObjectId returned is only valid within the current transaction. If the JDO identity is being changed in the transaction, this method returns the object id as of the beginning of the current transaction
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makeTransientAll(useFetchPlan, pcs)

. The state of fields is unchanged. If the useFetchPlan parameter is true, then the current FetchPlan ... : useFetchPlan - whether to use the current fetch plan to determine which fields to load
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isDirty(pc)

Method javax.jdo.spi.StateManager boolean isDirty( PersistenceCapable pc ) Tests whether this object is dirty. Instances that have been modified, deleted, or newly made persistent in the current ... PersistenceCapable instance Returns: true if this instance has been modified in the current
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isNew(pc)

Method javax.jdo.spi.StateManager boolean isNew( PersistenceCapable pc ) Tests whether this object has been newly made persistent. Instances that have been made persistent in the current transaction ... instance Returns: true if this instance was made persistent in the current transaction. Since: JDO 1.0 See Also: PersistenceManager.makePersistent(Object pc)
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isNew(pc)

Method javax.jdo.spi.StateInterrogation Boolean isNew( Object pc ) Tests whether the parameter instance has been newly made persistent. Instances that have been made persistent in the current ... : Boolean.TRUE if the parameter instance was made persistent in the current transaction. Since: JDO 2
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detachCopyAll(pcs)

and manipulation outside of a JDO environment. When detaching instances, only fields in the current ... instances must either be in the default-fetch-group, or in the current custom FetchPlan. Parameters: pcs

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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