javax.persistence

Interface EntityManager

public interface EntityManager

Version:

$Rev: 467742 $ $Date: 2006-10-25 21:30:38 +0200 (Wed, 25 Oct 2006) $

Method Summary

Methods

Modifier and Type	Method and Description
void	clear()
void	close()
boolean	contains(Object entity)
Query	createNamedQuery(String name)
Query	createNativeQuery(String sqlString)
Query	createNativeQuery(String sqlString, Class resultClass)
Query	createNativeQuery(String sqlString, String resultSetMapping)
Query	createQuery(String ejbqlString)
<T> T	find(Class<T> entityClass, Object primaryKey)
void	flush()
Object	getDelegate()
FlushModeType	getFlushMode()
<T> T	getReference(Class<T> entityClass, Object primaryKey)
EntityTransaction	getTransaction()
boolean	isOpen()
void	joinTransaction()
void	lock(Object entity, LockModeType lockMode)
<T> T	merge(T entity)
void	persist(Object entity)
void	refresh(Object entity)
void	remove(Object entity)
void	setFlushMode(FlushModeType flushMode)

Method Detail

persist

void persist(Object entity)

merge

<T> T merge(T entity)

remove

void remove(Object entity)

find

<T> T find(Class<T> entityClass,
         Object primaryKey)

getReference

<T> T getReference(Class<T> entityClass,
                 Object primaryKey)

flush

void flush()

setFlushMode

void setFlushMode(FlushModeType flushMode)

getFlushMode

FlushModeType getFlushMode()

lock

void lock(Object entity,
        LockModeType lockMode)

refresh

void refresh(Object entity)

clear

void clear()

contains

boolean contains(Object entity)

createQuery

Query createQuery(String ejbqlString)

createNamedQuery

Query createNamedQuery(String name)

createNativeQuery

Query createNativeQuery(String sqlString)

createNativeQuery

Query createNativeQuery(String sqlString,
                      Class resultClass)

createNativeQuery

Query createNativeQuery(String sqlString,
                      String resultSetMapping)

close

void close()

isOpen

boolean isOpen()

getTransaction

EntityTransaction getTransaction()

joinTransaction

void joinTransaction()

getDelegate

Object getDelegate()