javax.persistence
Interface TupleElement<X>

Type Parameters:
X - the type of the element
All Known Subinterfaces:
CollectionJoin<Z,E>, CompoundSelection<X>, CriteriaBuilder.Case<R>, CriteriaBuilder.Coalesce<T>, CriteriaBuilder.In<T>, CriteriaBuilder.SimpleCase<C,R>, Expression<T>, From<Z,X>, Join<Z,X>, ListJoin<Z,E>, MapJoin<Z,K,V>, ParameterExpression<T>, Path<X>, PluralJoin<Z,C,E>, Predicate, Root<X>, Selection<X>, SetJoin<Z,E>, Subquery<T>

public interface TupleElement<X>

The TupleElement interface defines an element that is returned in a query result tuple.

Since:
Java Persistence 2.0
See Also:
Tuple

Method Summary
 java.lang.String getAlias()
          Return the alias assigned to the tuple element or null, if no alias has been assigned.
 java.lang.Class<? extends X> getJavaType()
          Return the Java type of the tuple element.
 

Method Detail

getJavaType

java.lang.Class<? extends X> getJavaType()
Return the Java type of the tuple element.

Returns:
the Java type of the tuple element

getAlias

java.lang.String getAlias()
Return the alias assigned to the tuple element or null, if no alias has been assigned.

Returns:
alias


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Generated on 10-February-2011 12:41


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