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35

Type ... is not defined as an entity (@Entity is missing) (error 302)

Hello, I am using ObjectDB 2.2.8_08 with eclipse 3.6 and Groovy objects. I am attempting to persist ... .lab.ui.bacti.CultureRqstWizard.performFinish(CultureRqstWizard.groovy:176) at org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDialog.java:811) at org.eclipse.jface.wizard.WizardDialog
33

locks on pure query activities

.WebSocketServerListener.onWebSocketText(WebSocketServerListener.java:123) at org.eclipse.jetty.websocket.common ... .eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69) at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage
33

ObectDb 2.3.6 in OSGi environment

.ParentRunner.run(ParentRunner.java:300) at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests
8

Query fails with failed to read

.hummingbird.WebSocketServerListener.onWebSocketText(WebSocketServerListener.java:166) org.eclipse ... ) org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69) org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage
7

Exception makes the system unusable for several minutes

.onWebSocketText(WebSocketServerListener.java:172) at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128) at org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69) at org.eclipse
7

Freeze during save

.run(Timer.java:505) Locked ownable synchronizers: - None "org.eclipse.jetty.util ... (AbstractQueuedSynchronizer.java:2078) at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392) at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll
6

again merger missing logs + objectdb exception

.onWebSocketText(WebSocketServerListener.java:128) at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128) at org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69) at org.eclipse.jetty
1

Step 2: Entity Class and Persistence Unit

To store objects in an ObjectDB database using JPA we need to define an entity class:

1

Step 3: Define a Spring DAO Component

Explains how to define a JPA DAO component (bean) in an Eclipse Spring MVC JPA web application project.
1

Step 2: Define a JPA Entity Class

Explains how to define a JPA entity class in an Eclipse Web Application.

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.

Need Help?

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