Package org.datanucleus.flush

Class CollectionAddOperation<E>

java.lang.Object

org.datanucleus.flush.CollectionAddOperation<E>

All Implemented Interfaces:

Operation, SCOOperation

Direct Known Subclasses:

ListAddAtOperation

public class CollectionAddOperation<E>
extends java.lang.Object
implements SCOOperation

Add operation for a collection where we have a backing store.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) int	fieldNumber
(package private) DNStateManager	sm
(package private) CollectionStore<E>	store
(package private) E	value	The value to add.

Constructor Summary

Constructors

Constructor	Description
CollectionAddOperation(DNStateManager sm, int fieldNum, E value)
CollectionAddOperation(DNStateManager sm, CollectionStore<E> store, E value)

Method Summary

Modifier and Type	Method	Description
AbstractMemberMetaData	getMemberMetaData()	Accessor for the metadata for the member that this operation is for.
DNStateManager	getStateManager()	Accessor for StateManager of the object that this operation is performed on.
Store	getStore()	Accessor for the backing store for this operation.
E	getValue()	Accessor for the value being added.
void	perform()	Perform the add(Object) operation to the backing store.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

sm

final DNStateManager sm

fieldNumber

final int fieldNumber

store

final CollectionStore<E> store

value

final E value

The value to add.

Constructor Detail

CollectionAddOperation

public CollectionAddOperation(DNStateManager sm,
                              CollectionStore<E> store,
                              E value)

CollectionAddOperation

public CollectionAddOperation(DNStateManager sm,
                              int fieldNum,
                              E value)

Method Detail

getMemberMetaData

public AbstractMemberMetaData getMemberMetaData()

Description copied from interface: SCOOperation

Accessor for the metadata for the member that this operation is for.

Specified by:

getMemberMetaData in interface SCOOperation

Returns:

The member metadata

getValue

public E getValue()

Accessor for the value being added.

Returns:

Value being added

perform

public void perform()

Perform the add(Object) operation to the backing store.

Specified by:

perform in interface Operation

getStore

public Store getStore()

Description copied from interface: SCOOperation

Accessor for the backing store for this operation.

Specified by:

getStore in interface SCOOperation

Returns:

The backing store

getStateManager

public DNStateManager getStateManager()

Description copied from interface: Operation

Accessor for StateManager of the object that this operation is performed on.

Specified by:

getStateManager in interface Operation

Returns:

StateManager

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object