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locks on pure query activities

.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128) at org ... ) at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage(AbstractEventDriver.java:65) at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver

NullPointerException in ENH.g(ENH.java:401)

cannot reproduce the error on request since I do not know the exact event which causes this state. Is there any ... .entities.event.Participant: transient (non entity class), used as the field type of Event.participants. com.mvolution.domain.entities.event.participant.Participant: an entity class with no instances

Calendar in Criteria Querys

().begin();         em.persist(new Event());         em.getTransaction().commit ... ();         Root e = query1.from(Event.class);         query1.select(e);         query1.where(cb ... ();         e = query.from(Event.class);         query.select(e);         ParameterExpression

Entity is not related to ObjectDB, but i get exception from ObjectDB

.Final.jar:4.0.1.Final] at org.hibernate.event.internal.DefaultLoadEventListener.loadFromDatasource ... .event.internal.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:420) [hibernate-core-4.0.1.Final.jar:4.0.1.Final] at org.hibernate.event.internal.DefaultLoadEventListener.load

Metamodel Attribute NOT EQUALS to same Attribute in a different EntityManager

Attribute from Metamodel initialized on @PostConstruct event IS NOT EQUALS of the same Attribute from Metamodel of a differente EntityManager initialized on a @Controller @RequestMapping event. I ... and these two metamodels come from different EntityManagers. One of these is on a @PostConstruct event

Redeployment in GlassFish - Failed to open file

: Exception while dispatching an event java.lang.IllegalStateException: WEB9031: WebappClassLoader ... ) at org.glassfish.persistence.jpa.JPADeployer.event(JPADeployer.java:395) at org.glassfish.kernel.event ... can not redeploy the application. WARNING: Exception while dispatching an event java.lang

@PrePersist Implementation

You will have to collect the information in a combination of more than one event. When a managed entity object is updated, to get the entity before the update use the @PreUpdate event, and to get the entity after the update use @PostUpdate. In order to be able to get told value in the @PreUpdate event

again merger missing logs + objectdb exception

.onWebSocketText(WebSocketServerListener.java:128) at org.eclipse.jetty.websocket.common.events ... .websocket.common.events.AbstractEventDriver.appendMessage(AbstractEventDriver.java:65) at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextFrame(JettyListenerEventDriver.java

Collection update does not increase entity version and is not persisted

Hello, I found a bug when adding elements to a collection of Entities: Event { Collection ... (all classes are enhanced) the version of the event does not increase and the updated event is not stored in the database (retrieve the event shows that the attachments field is still empty). You find

com.objectdb.o.InternalException: null

.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1680) at java.awt.event.InvocationEvent ... ) at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1680) at java.awt.event ... .awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) at java.awt.EventQueue

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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