Package com.github.database.rider.core.util

Class EntityManagerProvider

java.lang.Object

com.github.database.rider.core.util.EntityManagerProvider

All Implemented Interfaces:

org.junit.rules.TestRule

public class EntityManagerProvider
extends Object
implements org.junit.rules.TestRule

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	EntityManagerProvider()

Method Summary

Modifier and Type	Method	Description
org.junit.runners.model.Statement	apply(org.junit.runners.model.Statement base, org.junit.runner.Description description)
static EntityManagerProvider	clear()	clears entityManager persistence context and entity manager factory cache of current instance of this provider
static EntityManagerProvider	clear(String puName)
Connection	connection()
Connection	connection(String puName)
static javax.persistence.EntityManager	em()
static javax.persistence.EntityManager	em(String puName)
static javax.persistence.EntityManagerFactory	emf()
static javax.persistence.EntityManagerFactory	emf(String puName)
javax.persistence.EntityManager	getEm()
javax.persistence.EntityManager	getEm(String puName)
javax.persistence.EntityManagerFactory	getEmf()
static EntityManagerProvider	instance(String unitName)
static EntityManagerProvider	instance(String unitName, Map<String,Object> overridingPersistenceProps)	Deprecated.
static boolean	isEntityManagerActive()
static EntityManagerProvider	newInstance(String unitName)
static EntityManagerProvider	newInstance(String unitName, Map<String,Object> overridingPersistenceProps)
static void	removeInstance(String unitName)
static javax.persistence.EntityTransaction	tx()
static javax.persistence.EntityTransaction	tx(String puName)

Methods inherited from class java.lang.Object

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

Constructor Detail

EntityManagerProvider

protected EntityManagerProvider()

Method Detail

instance

public static EntityManagerProvider instance(String unitName)

instance

@Deprecated
public static EntityManagerProvider instance(String unitName,
                                             Map<String,Object> overridingPersistenceProps)

Deprecated.

Allows to pass in overriding Properties that may be specific to the JPA Vendor.

Parameters:

unitName - unit name

overridingPersistenceProps - properties to override persistence.xml props or define additions to them

Returns:

EntityManagerProvider instance

removeInstance

public static void removeInstance(String unitName)

newInstance

public static EntityManagerProvider newInstance(String unitName,
                                                Map<String,Object> overridingPersistenceProps)

Parameters:

unitName -

overridingPersistenceProps - clear entities on underlying context

Returns:

a clean EntityManagerProvider

newInstance

public static EntityManagerProvider newInstance(String unitName)

Parameters:

unitName - unit name clear entities on underlying context

Returns:

a clean EntityManagerProvider

connection

public Connection connection(String puName)

Parameters:

puName - unit name

Returns:

jdbc connection of provider instance represented by given puName

connection

public Connection connection()

Returns:

jdbc conection of current provider instance

em

public static javax.persistence.EntityManager em(String puName)

Parameters:

puName - unit name

Returns:

entityManager represented by given puName

emf

public static javax.persistence.EntityManagerFactory emf(String puName)

Parameters:

puName - unit name

Returns:

entityManagerFactory represented by given puName

em

public static javax.persistence.EntityManager em()

Returns:

entityManager of current instance of this provider

getEm

public javax.persistence.EntityManager getEm()

emf

public static javax.persistence.EntityManagerFactory emf()

getEmf

public javax.persistence.EntityManagerFactory getEmf()

getEm

public javax.persistence.EntityManager getEm(String puName)

clear

public static EntityManagerProvider clear(String puName)

Parameters:

puName - unit name clears entityManager persistence context and entityManager factory cache represented by given puName

Returns:

provider represented by puName

clear

public static EntityManagerProvider clear()

clears entityManager persistence context and entity manager factory cache of current instance of this provider

Returns:

current provider

tx

public static javax.persistence.EntityTransaction tx(String puName)

Parameters:

puName - unit name

Returns:

transaction of entityManager represented by given puName

tx

public static javax.persistence.EntityTransaction tx()

Returns:

transaction of entityManager of current instance of this provider

apply

public org.junit.runners.model.Statement apply(org.junit.runners.model.Statement base,
                                               org.junit.runner.Description description)

Specified by:

apply in interface org.junit.rules.TestRule

isEntityManagerActive

public static boolean isEntityManagerActive()