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javax.persistence.criteria.CollectionJoin

javax.persistence.criteria Interface CollectionJoin<Z,E> Superinterfaces: Expression<E>, FetchParent<Z,E>, From<Z,E>, Join<Z,E>, Path<E>, PluralJoin<Z,Collection<E>,E>, Selection<E>, TupleElement<E> The CollectionJoin interface is the type of the result of joining to a collection
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javax.persistence.criteria.Predicate

javax.persistence.criteria Interface Predicate Superinterfaces: Expression<Boolean>, Selection<Boolean>, TupleElement<Boolean> Subinterfaces: In The type of a simple or compound predicate: a conjunction or disjunction of restrictions. A simple predicate is considered to be a conjunction
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javax.persistence.criteria.Root

javax.persistence.criteria Interface Root<X> Superinterfaces: Expression<X>, FetchParent<X,X>, From<X,X>, Path<X>, Selection<X>, TupleElement<X> A root type in the from clause. Query roots always reference entities. Since: JPA 2.0 Learn how to use JPA criteria API's Root in Chapter 4
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javax.persistence.criteria.ParameterExpression

javax.persistence.criteria Interface ParameterExpression<T> Superinterfaces: Expression<T>, Parameter<T>, Selection<T>, TupleElement<T> Type of criteria query parameter expressions. Since: JPA 2.0 Selection<X> alias(String name) Assigns an alias to the selection item. Assigns an alias
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javax.persistence.criteria.MapJoin

javax.persistence.criteria Interface MapJoin<Z,K,V> Superinterfaces: Expression<V>, FetchParent<Z,V>, From<Z,V>, Join<Z,V>, Path<V>, PluralJoin<Z,Map<K,V>,V>, Selection<V>, TupleElement<V> The MapJoin interface is the type of the result of joining to a collection over an association or element
4

ClassCastException in Tuple.get

.get chokes on Join, Root and probably other TupleElements that are not a Path - am I right? hobson ... with any TupleElement, be it Path, Join, Root, or whatever. It would make ObjectDB more conformant ... how all calls to Tuple.get(TupleElement) fail with ClassCastException. Exception in thread "main

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