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Tutorial
2

Spring MVC JPA Tutorial - Maven Project

and run the application from the command line by: > mvn package jetty:run The current directory
Manual
2

Storing JPA Entity Objects

is thrown. The exception is thrown either by persist (if that existing entity object is currently
FAQ
2

What are the system requirements for using ObjectDB?

ObjectDB requires Java 5 or later (Java 6 is preferred). As a pure Java application, ObjectDB should be able to run on any platform that supports the Java Standard Edition. Either the Java Development Kit (JDK) or the Java Runtime Environment (JRE) can be used. A version of ObjectDB for .NET is currently under development.
Tutorial
2

JPA Web App Tutorial - Maven Project

The current directory should be guestbook-web (containing the pom.xml file) and port 8080 has to be available
JDO Doc
2

javax.jdo.datastore.Sequence

of additional values to allocate Since: JDO 2.0 Object current() Returns the current sequence value object if it is available. Returns the current sequence value object if it is available. It is intended to return a sequence value object previously used. If the current sequence value is not available, throw
JDO Doc
2

javax.jdo.Transaction

control should be used for the current transaction, whether instances may hold values in the cache ... void commit() Commit the current transaction. Commit the current transaction. Throws ... for this Transaction instance Since: JDO 1.0 boolean getRestoreValues() Return the current value of the restoreValues
JDO Doc
2

javax.jdo.spi.StateInterrogation

the application or the data store, then the ObjectId returned is only valid within the current ... instance has been deleted. Instances that have been deleted in the current transaction return Boolean ... if the parameter instance was deleted in the current transaction. Since: JDO 2.0
JPA Doc
2

javax.persistence.EntityTransaction

- if isActive() is true Since: JPA 1.0 void commit() Commit the current resource transaction, writing any unflushed changes to the database. Commit the current resource transaction, writing any ... - if the commit fails Since: JPA 1.0 boolean getRollbackOnly() Determine whether the current
Forum
2

Calendar in Criteria Querys

.Timestamp - representing both data and time. If possible, you should use these types instead ... .sql.Timestamp; import javax.persistence.*; import javax.persistence.criteria.*; public ... = query.from(Event.class);         query.select(e);         ParameterExpression<Timestamp> p = cb
JPA Doc
1

javax.persistence.EntityManager

is a managed entity instance belonging to the current persistence context. Check if the instance is a managed entity instance belonging to the current persistence context. Parameters: entity - entity ... : flushMode Since: JPA 1.0 LockModeType getLockMode(Object entity) Get the current lock mode