de.schwarzrot.data.access
Class TransactionResource<T>

java.lang.Object
  de.schwarzrot.data.access.TransactionResource<T>

Type Parameters:

T - - type of real storage handle

public class TransactionResource<T>
extends Object

a wrapper class for the persistence handles used by EntityManagers. Main purpose is to seamlessly exchange Preferences and JDBC- Connections.

Author:

Reinhard Mantey

Constructor Summary

TransactionResource(T realConnection)

Method Summary

EntityHolder	getEntityCache() returns the entity cache used for this storage handle
EntityIntrospector	getEntityIntrospector() returns the entity introspector used for this storage handle
EntityUtils	getEntityUtils() returns utility instance used for this storage handle
UserNameProvider	getUserNameProvider() gets the username provider used for this storage handle
void	setEntityCache(EntityHolder entityCache) sets the entity cache used for this storage handle
void	setEntityIntrospector(EntityIntrospector entityIntrospector) sets the entity introspector used for this storage handle
void	setEntityUtils(EntityUtils entityUtils) sets the utility instance used for this storage handle
void	setUserNameProvider(UserNameProvider userNameProvider) sets the username provider used for this storage handle
T	unwrap() access the real storage handle

Methods inherited from class java.lang.Object

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

Constructor Detail

TransactionResource

public TransactionResource(T realConnection)

Method Detail

getEntityCache

public final EntityHolder getEntityCache()

returns the entity cache used for this storage handle

Returns:

- an entity cache

getEntityIntrospector

public final EntityIntrospector getEntityIntrospector()

returns the entity introspector used for this storage handle

Returns:

an entity introspector

getEntityUtils

public final EntityUtils getEntityUtils()

returns utility instance used for this storage handle

Returns:

- an utility instance

getUserNameProvider

public final UserNameProvider getUserNameProvider()

gets the username provider used for this storage handle

Returns:

- an username provider

setEntityCache

public final void setEntityCache(EntityHolder entityCache)

sets the entity cache used for this storage handle

Parameters:

entityCache - - an entity cache

setEntityIntrospector

public final void setEntityIntrospector(EntityIntrospector entityIntrospector)

sets the entity introspector used for this storage handle

Parameters:

entityIntrospector - - an entity introspector

setEntityUtils

public final void setEntityUtils(EntityUtils entityUtils)

sets the utility instance used for this storage handle

Parameters:

entityUtils - - an utility instance

setUserNameProvider

public final void setUserNameProvider(UserNameProvider userNameProvider)

sets the username provider used for this storage handle

Parameters:

userNameProvider - - an username provider

unwrap

public T unwrap()

access the real storage handle

Returns:

- unwrapped storage handle