Stream getResultStream()
Execute a SELECT query and return the query results as an untyped java.util.stream.Stream.
By default, this method delegates to getResultList().stream(), however persistence provider may choose to override this method to provide additional capabilities.
- Return:
- a stream of the results, or an empty stream if there are no results
- Throws:
- IllegalStateException - if called for a Jakarta Persistence query language UPDATE or DELETE statement
- QueryTimeoutException - if the query execution exceeds the query timeout value set and only the statement is rolled back
- TransactionRequiredException - if a lock mode other than {@code NONE} has been set and there is no transaction or the persistence context has not been joined to the 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 exceeds the query timeout value set and the transaction is rolled back
- QueryTimeoutException - if the query execution exceeds the query timeout value set and only the statement is rolled back
- See Also:
- Stream
- getResultList()
- Since:
- JPA 2.2