org.datanucleus
Class ExecutionContextImpl

java.lang.Object
  org.datanucleus.ExecutionContextImpl

All Implemented Interfaces:

ExecutionContext

public class ExecutionContextImpl
extends java.lang.Object
implements ExecutionContext

Context of execution for persistence operations

Constructor Summary

ExecutionContextImpl(ObjectManager om)

Method Summary

void	deleteObjectInternal(java.lang.Object pc)
ObjectProvider	findObjectProvider(java.lang.Object object)
ObjectProvider	findObjectProvider(java.lang.Object object, boolean persist)
ObjectProvider	findObjectProviderForEmbedded(java.lang.Object value, ObjectProvider owner, AbstractMemberMetaData mmd)
java.lang.Object	findObjectUsingAID(Type pcClass, FieldValues2 fv, boolean ignoreCache, boolean checkInheritance) TODO this is temporary.
ApiAdapter	getApiAdapter()
ClassLoaderResolver	getClassLoaderResolver() Accessor for the ClassLoader resolver to use in class loading issues.
MetaDataManager	getMetaDataManager() Accessor for the MetaData Manager.
Transaction	getTransaction() Accessor for the current transaction for this ExecutionContext.
TypeManager	getTypeManager() TODO should we keep this here? this is api/language dependent
boolean	isClosed()
ObjectProvider	newObjectProviderForMember(AbstractMemberMetaData mmd)
ObjectProvider	newObjectProviderForMember(AbstractMemberMetaData mmd, AbstractClassMetaData effectiveTypeCmd)
ObjectProvider	newObjectProviderForMember(AbstractMemberMetaData mmd, Type effectiveType)
java.lang.Object	persistObjectInternal(java.lang.Object pc, ObjectProvider ownerSM, int ownerFieldNum, int objectType) Method to persist the passed object (internally).

Methods inherited from class java.lang.Object

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

Constructor Detail

ExecutionContextImpl

public ExecutionContextImpl(ObjectManager om)

Method Detail

findObjectUsingAID

public java.lang.Object findObjectUsingAID(Type pcClass,
                                           FieldValues2 fv,
                                           boolean ignoreCache,
                                           boolean checkInheritance)

Description copied from interface: ExecutionContext

TODO this is temporary. should be replaced when supporting any API/language

Specified by:

findObjectUsingAID in interface ExecutionContext

getClassLoaderResolver

public ClassLoaderResolver getClassLoaderResolver()

Description copied from interface: ExecutionContext

Accessor for the ClassLoader resolver to use in class loading issues.

Specified by:

getClassLoaderResolver in interface ExecutionContext

Returns:

The ClassLoader resolver

getMetaDataManager

public MetaDataManager getMetaDataManager()

Description copied from interface: ExecutionContext

Accessor for the MetaData Manager.

Specified by:

getMetaDataManager in interface ExecutionContext

Returns:

The MetaData Manager

getTransaction

public Transaction getTransaction()

Description copied from interface: ExecutionContext

Accessor for the current transaction for this ExecutionContext.

Specified by:

getTransaction in interface ExecutionContext

Returns:

The current transaction

getTypeManager

public TypeManager getTypeManager()

Description copied from interface: ExecutionContext

TODO should we keep this here? this is api/language dependent

Specified by:

getTypeManager in interface ExecutionContext

Returns:

findObjectProvider

public ObjectProvider findObjectProvider(java.lang.Object object)

Specified by:

findObjectProvider in interface ExecutionContext

findObjectProvider

public ObjectProvider findObjectProvider(java.lang.Object object,
                                         boolean persist)

Specified by:

findObjectProvider in interface ExecutionContext

Parameters:

persist - persists the object if not yet persisted.

getApiAdapter

public ApiAdapter getApiAdapter()

Specified by:

getApiAdapter in interface ExecutionContext

findObjectProviderForEmbedded

public ObjectProvider findObjectProviderForEmbedded(java.lang.Object value,
                                                    ObjectProvider owner,
                                                    AbstractMemberMetaData mmd)

Specified by:

findObjectProviderForEmbedded in interface ExecutionContext

newObjectProviderForMember

public ObjectProvider newObjectProviderForMember(AbstractMemberMetaData mmd)

Specified by:

newObjectProviderForMember in interface ExecutionContext

newObjectProviderForMember

public ObjectProvider newObjectProviderForMember(AbstractMemberMetaData mmd,
                                                 Type effectiveType)

Specified by:

newObjectProviderForMember in interface ExecutionContext

newObjectProviderForMember

public ObjectProvider newObjectProviderForMember(AbstractMemberMetaData mmd,
                                                 AbstractClassMetaData effectiveTypeCmd)

Specified by:

newObjectProviderForMember in interface ExecutionContext

deleteObjectInternal

public void deleteObjectInternal(java.lang.Object pc)

Specified by:

deleteObjectInternal in interface ExecutionContext

persistObjectInternal

public java.lang.Object persistObjectInternal(java.lang.Object pc,
                                              ObjectProvider ownerSM,
                                              int ownerFieldNum,
                                              int objectType)

Method to persist the passed object (internally).

Specified by:

persistObjectInternal in interface ExecutionContext

Parameters:

pc - The object

ownerSM - StateManager of the owner when embedded

ownerFieldNum - Field number in the owner where this is embedded (or -1 if not embedded)

objectType - Type of object (see org.datanucleus.StateManager, e.g StateManager.PC)

Returns:

The persisted object

isClosed

public boolean isClosed()

Specified by:

isClosed in interface ExecutionContext