Interface JPAFinderHelper<TT>

Type Parameters:

TT - entity type

All Superinterfaces:

JPAFinder<TT>

All Known Subinterfaces:

JPANativeQuery<TT>

All Known Implementing Classes:

DaoHelper

public interface JPAFinderHelper<TT>
extends JPAFinder<TT>

Enhanced JPA Finder interface that provides access to the entity manager, the entity class, and the ability to build a JPAFinder.QueryCriteria record

Also contains convenience interface for use with Delegate

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	JPAFinderHelper.EntityManagerExclusions	Convenience interface for use with Delegate when forwarding methods of EntityManager so DaoHelper's own methods get exposed correctly

Nested classes/interfaces inherited from interface JPAFinder

JPAFinder.CountQueryCriteria<TT>, JPAFinder.CriteriaBuilderAndRoot<TT>, JPAFinder.QueryCriteria<TT>, JPAFinder.QueryEnhancement<TT>

Method Summary

Modifier and Type	Method	Description
JPAFinder.QueryCriteria<TT>	buildQueryCriteria()	Convenience method for building JPAFinder.QueryCriteria record, which contains CriteriaBuilder, Root and CriteriaQuery
<RR> JPAFinder.QueryCriteria<RR>	buildQueryCriteria(Class<RR> cls)	Convenience method for building JPAFinder.QueryCriteria record of any type, which contains CriteriaBuilder, Root and CriteriaQuery
Class<TT>	getEntityClass()	Returns the entity class
Supplier<EntityManager>	getEntityManager()	Entity Manager cannot be saved because it's not thread-safe However, supplier can be returned

Methods inherited from interface JPAFinder

count, count, findAll, findAll, findRange, findRange

Method Details

getEntityManager

Supplier<EntityManager> getEntityManager()

Entity Manager cannot be saved because it's not thread-safe However, supplier can be returned

Returns:

Supplier of EntityManager

getEntityClass

Class<TT> getEntityClass()

Returns the entity class

Returns:

entity class

buildQueryCriteria

JPAFinder.QueryCriteria<TT> buildQueryCriteria()

Convenience method for building JPAFinder.QueryCriteria record, which contains CriteriaBuilder, Root and CriteriaQuery

Returns:

QueryCriteria of Entity Type

buildQueryCriteria

<RR> JPAFinder.QueryCriteria<RR> buildQueryCriteria(Class<RR> cls)

Convenience method for building JPAFinder.QueryCriteria record of any type, which contains CriteriaBuilder, Root and CriteriaQuery

Parameters:

cls - Type of Query Criteria

Returns:

QueryCriteria of the same Entity Type as the parameter