Class ListRemoveAtOperation<E>

java.lang.Object

org.datanucleus.flush.CollectionRemoveOperation<E>

org.datanucleus.flush.ListRemoveAtOperation<E>

All Implemented Interfaces:

Operation, SCOOperation

public class ListRemoveAtOperation<E>
extends CollectionRemoveOperation<E>

Remove operation for a list at a particular index where we have a backing store.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) final int	index	The index to remove.

Fields inherited from class CollectionRemoveOperation

allowCascadeDelete, fieldNumber, sm, store, value

Constructor Summary

Constructors

Constructor	Description
ListRemoveAtOperation(DNStateManager sm, int fieldNum, int index, E value)
ListRemoveAtOperation(DNStateManager sm, ListStore<E> store, int index)

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.
void	perform()	Perform the remove(int) operation on the specified container.
String	toString()

Methods inherited from class CollectionRemoveOperation

getValue

Methods inherited from class Object

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

Field Details

index

final int index

The index to remove.

Constructor Details

ListRemoveAtOperation

public ListRemoveAtOperation(DNStateManager sm,
 ListStore<E> store,
 int index)

ListRemoveAtOperation

public ListRemoveAtOperation(DNStateManager sm,
 int fieldNum,
 int index,
 E value)

Method Details

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

Overrides:

getMemberMetaData in class CollectionRemoveOperation<E>

Returns:

The member metadata

perform

public void perform()

Perform the remove(int) operation on the specified container.

Specified by:

perform in interface Operation

Overrides:

perform in class CollectionRemoveOperation<E>

getStore

public Store getStore()

Description copied from interface: SCOOperation

Accessor for the backing store for this operation.

Specified by:

getStore in interface SCOOperation

Overrides:

getStore in class CollectionRemoveOperation<E>

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

Overrides:

getStateManager in class CollectionRemoveOperation<E>

Returns:

StateManager

toString

public String toString()

Overrides:

toString in class CollectionRemoveOperation<E>