Class MakeTransientFieldManager

java.lang.Object

org.datanucleus.store.fieldmanager.AbstractFieldManager

org.datanucleus.store.fieldmanager.AbstractFetchDepthFieldManager

org.datanucleus.store.fieldmanager.MakeTransientFieldManager

All Implemented Interfaces:

FieldManager

public class MakeTransientFieldManager
extends AbstractFetchDepthFieldManager

Field Manager to handle the making transient of fields.

Nested Class Summary

Nested classes/interfaces inherited from class AbstractFetchDepthFieldManager

AbstractFetchDepthFieldManager.EndOfFetchPlanGraphException

Field Summary

Fields inherited from class AbstractFetchDepthFieldManager

fpClass, secondClassMutableFields, sm, state

Constructor Summary

Constructors

Constructor	Description
MakeTransientFieldManager(DNStateManager sm, boolean[] secondClassMutableFields, FetchPlanForClass fpClass, FetchPlanState state)	Constructor for a field manager for make transient process.

Method Summary

Modifier and Type	Method	Description
protected Object	endOfGraphOperation(int fieldNumber)	Method to throw and EndOfFetchPlanGraphException since we're at the end of a branch in the tree.
protected Object	internalFetchObjectField(int fieldNumber)	Method to fetch an object field whether it is SCO collection, PC, or whatever for the fetchplan process.
protected void	processPersistable(Object pc)	Utility method to process the passed persistable object.

Methods inherited from class AbstractFetchDepthFieldManager

fetchBooleanField, fetchByteField, fetchCharField, fetchDoubleField, fetchFloatField, fetchIntField, fetchLongField, fetchObjectField, fetchShortField, fetchStringField

Methods inherited from class AbstractFieldManager

storeBooleanField, storeByteField, storeCharField, storeDoubleField, storeFloatField, storeIntField, storeLongField, storeObjectField, storeShortField, storeStringField

Methods inherited from class Object

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

Constructor Details

MakeTransientFieldManager

public MakeTransientFieldManager(DNStateManager sm,
 boolean[] secondClassMutableFields,
 FetchPlanForClass fpClass,
 FetchPlanState state)

Constructor for a field manager for make transient process.

Parameters:

sm - StateManager of the instance being detached. An instance in Persistent or Transactional state

secondClassMutableFields - The second class mutable fields for the class of this object

fpClass - Fetch Plan for the class of this instance

state - State object to hold any pertinent controls for the fetchplan process

Method Details

processPersistable

protected void processPersistable(Object pc)

Utility method to process the passed persistable object.

Parameters:

pc - The PC object

internalFetchObjectField

protected Object internalFetchObjectField(int fieldNumber)

Method to fetch an object field whether it is SCO collection, PC, or whatever for the fetchplan process.

Specified by:

internalFetchObjectField in class AbstractFetchDepthFieldManager

Parameters:

fieldNumber - Number of the field

Returns:

The object

endOfGraphOperation

protected Object endOfGraphOperation(int fieldNumber)

Method to throw and EndOfFetchPlanGraphException since we're at the end of a branch in the tree.

Specified by:

endOfGraphOperation in class AbstractFetchDepthFieldManager

Parameters:

fieldNumber - Number of the field

Returns:

Object to return