105 | javax.persistence.Tuplejavax.persistence Interface Tuple Interface for extracting the elements of a query result tuple ... position in the result tuple. Get the value of the element at the specified position in the result tuple. The first position is 0. Parameters: i - position in result tuple Returns: value of the tuple |
93 | SELECT clause (JPQL / Criteria API) instances - array, tuple and construct. CriteriaBuilder's array The following JPQL query: SELECT c ... : " + result[0] + ", Capital: " + result[1]); } CriteriaBuilder's tuple The Tuple interface can be used as a clean alternative to Object[]: CriteriaQuery<Tuple> q = cb.createTupleQuery(); Root |
87 | get(alias, type)Method javax.persistence.Tuple X get( String alias, Class<X> type ) Get the value of the tuple element to which the specified alias has been assigned. Parameters: alias - alias assigned to tuple element type - of the tuple element Returns: value of the tuple element Throws: IllegalArgumentException |
87 | get(tupleElement)Method javax.persistence.Tuple X get( TupleElement<X> tupleElement ) Get the value of the specified tuple element. Parameters: tupleElement - tuple element Returns: value of tuple element Throws: IllegalArgumentException - if tuple element does not correspond to an element in the query result tuple Since: JPA 2.0 |
87 | get(i, type)Method javax.persistence.Tuple X get( int i, Class<X> type ) Get the value of the element at the specified position in the result tuple. The first position is 0. Parameters: i - position in result tuple type - type of the tuple element Returns: value of the tuple element Throws |
86 | get(i)Method javax.persistence.Tuple Object get( int i ) Get the value of the element at the specified position in the result tuple. The first position is 0. Parameters: i - position in result tuple Returns: value of the tuple element Throws: IllegalArgumentException - if i exceeds length of result tuple Since: JPA 2.0 |
86 | get(alias)Method javax.persistence.Tuple Object get( String alias ) Get the value of the tuple element to which the specified alias has been assigned. Parameters: alias - alias assigned to tuple element Returns: value of the tuple element Throws: IllegalArgumentException - if alias does not correspond to an element in the query result tuple Since: JPA 2.0 |
86 | tuple(selections)Method javax.persistence.criteria.CriteriaBuilder CompoundSelection<Tuple> tuple( Selection... selections ) Create a tuple-valued selection item. Parameters: selections - selection items Returns: tuple-valued compound selection Throws: IllegalArgumentException - if an argument is a tuple- or array-valued selection item Since: JPA 2.0 |
83 | toArray()Method javax.persistence.Tuple Object[] toArray() Return the values of the result tuple elements as an array. Returns: tuple element values Since: JPA 2.0 |
83 | getElements()Method javax.persistence.Tuple List<TupleElement<?>> getElements() Return the tuple elements. Returns: tuple elements Since: JPA 2.0 |
