org.omnifaces.persistence

Class JPA

java.lang.Object

org.omnifaces.persistence.JPA

public final class JPA
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	CACHE_RETRIEVE_MODE_HINT_KEY
static String	FETCH_GRAPH_HINT_KEY
static String	LOAD_GRAPH_HINT_KEY

Method Summary

Modifier and Type	Method and Description
static <E> E	dereferenceProxy(E entity)
static <T,I> Long	getForeignKeyReferences(Class<T> entityClass, Class<I> idType, I entityId, javax.persistence.EntityManager entityManager)
static <T> Optional<T>	getOptional(javax.persistence.TypedQuery<T> query)
static <T> T	getOptionalSingleResult(javax.persistence.Query query, Class<T> clazz)
static <T> T	getOptionalSingleResult(javax.persistence.TypedQuery<T> query)
static <K,T> Map<K,T>	getResultMap(javax.persistence.TypedQuery<T> query, Function<? super T,? extends K> keyMapper)
static <K,T,V> Map<K,V>	getResultMap(javax.persistence.TypedQuery<T> query, Function<? super T,? extends K> keyMapper, Function<? super T,? extends V> valueMapper)
static boolean	isProxy(Object o)

Methods inherited from class java.lang.Object

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

Field Detail

LOAD_GRAPH_HINT_KEY

public static final String LOAD_GRAPH_HINT_KEY

See Also:

Constant Field Values

FETCH_GRAPH_HINT_KEY

public static final String FETCH_GRAPH_HINT_KEY

See Also:

Constant Field Values

CACHE_RETRIEVE_MODE_HINT_KEY

public static final String CACHE_RETRIEVE_MODE_HINT_KEY

See Also:

Constant Field Values

Method Detail

getOptionalSingleResult

public static <T> T getOptionalSingleResult(javax.persistence.TypedQuery<T> query)

getOptional

public static <T> Optional<T> getOptional(javax.persistence.TypedQuery<T> query)

getResultMap

public static <K,T> Map<K,T> getResultMap(javax.persistence.TypedQuery<T> query,
                                          Function<? super T,? extends K> keyMapper)

getResultMap

public static <K,T,V> Map<K,V> getResultMap(javax.persistence.TypedQuery<T> query,
                                            Function<? super T,? extends K> keyMapper,
                                            Function<? super T,? extends V> valueMapper)

getOptionalSingleResult

public static <T> T getOptionalSingleResult(javax.persistence.Query query,
                                            Class<T> clazz)

getForeignKeyReferences

public static <T,I> Long getForeignKeyReferences(Class<T> entityClass,
                                                 Class<I> idType,
                                                 I entityId,
                                                 javax.persistence.EntityManager entityManager)

isProxy

public static boolean isProxy(Object o)

dereferenceProxy

public static <E> E dereferenceProxy(E entity)