io.tesler.model.core.dao.util

Class JpaUtils

java.lang.Object

io.tesler.model.core.dao.util.JpaUtils

public final class JpaUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
JpaUtils()

Method Summary

Modifier and Type	Method and Description
<X,Z,Y> javax.persistence.criteria.Join<X,Z>	addJoin(javax.persistence.criteria.From<Y,X> from, javax.persistence.metamodel.SingularAttribute<X,Z> attribute, javax.persistence.criteria.JoinType joinType)
void	executeNativeQuery(javax.persistence.EntityManager entityManager, String sql, Object... params)
Map<String,Object>	executeStoredProcedure(javax.persistence.EntityManager entityManager, String procedureName, Map<Integer,Object> input, List<String> output)
<T> T	getFirstResultOrNull(javax.persistence.TypedQuery<T> typedQuery)
<T> T	getSingleResult(javax.persistence.TypedQuery<T> typedQuery)
<T> T	getSingleResultOrNull(javax.persistence.TypedQuery<T> typedQuery)
<T> List<T>	selectNativeQuery(javax.persistence.EntityManager entityManager, Class<T> resultClass, String sql, Object... params)
<T> List<T>	selectNativeQuery(javax.persistence.EntityManager entityManager, String sql, Object... params)
Class	unproxiedClass(BaseEntity proxy)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JpaUtils

public JpaUtils()

Method Detail

getSingleResult

public <T> T getSingleResult(javax.persistence.TypedQuery<T> typedQuery)

getSingleResultOrNull

public <T> T getSingleResultOrNull(javax.persistence.TypedQuery<T> typedQuery)

getFirstResultOrNull

public <T> T getFirstResultOrNull(javax.persistence.TypedQuery<T> typedQuery)

executeNativeQuery

public void executeNativeQuery(javax.persistence.EntityManager entityManager,
                               String sql,
                               Object... params)

selectNativeQuery

public <T> List<T> selectNativeQuery(javax.persistence.EntityManager entityManager,
                                     String sql,
                                     Object... params)

selectNativeQuery

public <T> List<T> selectNativeQuery(javax.persistence.EntityManager entityManager,
                                     Class<T> resultClass,
                                     String sql,
                                     Object... params)

executeStoredProcedure

public Map<String,Object> executeStoredProcedure(javax.persistence.EntityManager entityManager,
                                                 String procedureName,
                                                 Map<Integer,Object> input,
                                                 List<String> output)

Parameters:

entityManager - entityManager

procedureName - name of the stored procedure in the database

input - input parameters with their values

output - output parameter names

Returns:

output parameters with their values

addJoin

public <X,Z,Y> javax.persistence.criteria.Join<X,Z> addJoin(javax.persistence.criteria.From<Y,X> from,
                                                            javax.persistence.metamodel.SingularAttribute<X,Z> attribute,
                                                            javax.persistence.criteria.JoinType joinType)

unproxiedClass

public Class unproxiedClass(BaseEntity proxy)