org.apache.deltaspike.data.api

Interface EntityCountRepository<E>

All Known Subinterfaces:

ArticleRepository, EntityRepository<E,PK>, FullEntityRepository<E,PK>

All Known Implementing Classes:

AbstractEntityRepository, AbstractFullEntityRepository

public interface EntityCountRepository<E>

Method Summary

Modifier and Type	Method and Description
Long	count() Count all existing entities of entity class <E>.
Long	count(E example, javax.persistence.metamodel.SingularAttribute<E,?>... attributes) Count existing entities of entity class <E> with for a given object and a specific set of properties..
Long	countLike(E example, javax.persistence.metamodel.SingularAttribute<E,?>... attributes) Count existing entities of entity class using the like operator for String attributes <E> with for a given object and a specific set of properties..

Method Detail

count

Long count()

Count all existing entities of entity class <E>.

Returns:

Counter.

count

Long count(E example,
           javax.persistence.metamodel.SingularAttribute<E,?>... attributes)

Count existing entities of entity class <E> with for a given object and a specific set of properties..

Parameters:

example - Sample entity. Query all like.

attributes - Which attributes to consider for the query.

Returns:

Counter.

countLike

Long countLike(E example,
               javax.persistence.metamodel.SingularAttribute<E,?>... attributes)

Count existing entities of entity class using the like operator for String attributes <E> with for a given object and a specific set of properties..

Parameters:

example - Sample entity. Query all like.

attributes - Which attributes to consider for the query.

Returns:

Counter.