About lock

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6

OptimisticLockException

Have read read the documentation on optimistic locks, still not sure how to deal ... : Optimistic lock failed for object   perhaps I should explain the problem, which is that the optimistic lock ... A get the optimistic lock exception. ie: the version number does not appear to be automatically updated in
JPA Doc
5

getResultList()

back TransactionRequiredException - if a lock mode has been set and there is no transaction PessimisticLockException - if pessimistic locking fails and the transaction is rolled back LockTimeoutException - if pessimistic locking fails and only the statement is rolled back PersistenceException - if the query execution
JPA Doc
5

getResultList()

back TransactionRequiredException - if a lock mode has been set and there is no transaction PessimisticLockException - if pessimistic locking fails and the transaction is rolled back LockTimeoutException - if pessimistic locking fails and only the statement is rolled back PersistenceException - if the query
JPA Doc
5

getSingleResult()

the query timeout value set and only the statement is rolled back TransactionRequiredException - if a lock mode has been set and there is no transaction PessimisticLockException - if pessimistic locking fails and the transaction is rolled back LockTimeoutException - if pessimistic locking fails
JPA Doc
5

getSingleResult()

timeout value set and only the statement is rolled back TransactionRequiredException - if a lock mode has been set and there is no transaction PessimisticLockException - if pessimistic locking fails and the transaction is rolled back LockTimeoutException - if pessimistic locking fails
JPA Doc
5

javax.persistence.OptimisticLockException

Interfaces: Serializable Thrown by the persistence provider when an optimistic locking conflict occurs ... .lock(Object, LockModeType) EntityManager.lock(Object, LockModeType, java.util.Map
JPA Doc
4

getLockMode()

Method javax.persistence.Query LockModeType getLockMode() Get the current lock mode for the query. Returns: lock mode Throws: IllegalStateException - if the query is found not to be a Java Persistence query language SELECT query or a Criteria API query Since: JPA 2.0
JPA Doc
4

getLockMode(entity)

Method javax.persistence.EntityManager LockModeType getLockMode(   Object entity ) Get the current lock mode for the entity instance. Parameters: entity - entity instance Returns: lock mode Throws: TransactionRequiredException - if there is no transaction IllegalArgumentException - if the instance
JPA Doc
4

javax.persistence.NamedQuery

value: {} Since: JPA 1.0 LockModeType lockMode (Optional) The lock mode type to use in query execution. (Optional) The lock mode type to use in query execution. If a lockMode other than LockModeType
JPA Doc
4

setLockMode(lockMode)

Method javax.persistence.Query Query setLockMode(   LockModeType lockMode ) Set the lock mode type to be used for the query execution. Parameters: lockMode - lock mode Returns: the same query instance Throws: IllegalStateException - if the query is found not to be a Java Persistence query language SELECT query or a Criteria API query Since: JPA 2.0