com.ibm.xtools.mmi.core.delta

Class CompoundModelChangeDelta

java.lang.Object

com.ibm.xtools.mmi.core.delta.ModelChangeDelta

com.ibm.xtools.mmi.core.delta.CompoundModelChangeDelta

public final class CompoundModelChangeDelta
extends ModelChangeDelta

Representation of a compound delta in a model created by changes invoked via the user interface or by code.

See Also:

ModelChangeDelta

Field Summary

Fields

Modifier and Type	Field and Description
static int	COMPOUND_DELTA int representing the type of this operation.

Fields inherited from class com.ibm.xtools.mmi.core.delta.ModelChangeDelta

collection, feature, index, indices, oldIndex, oldValue, owner, participantIDs, type, value

Method Summary

Modifier and Type	Method and Description
void	addDelta(ModelChangeDelta delta) Adds a ModelChangeDelta to the list of deltas.
void	dispose() Calls ModelChangeDelta.dispose() for each delta in the list.
java.util.List	getDeltaList()
int	getType()
boolean	isCompound()
ModelChangeDelta	unwrap() Returns one of three things: null, if there are no contained delta, the one delta, if there is exactly one contained delta, or this, if there are multiple contained delta; this delta is dispose()d in the second case.

Methods inherited from class com.ibm.xtools.mmi.core.delta.ModelChangeDelta

addParticipantID, affectsVizElements, createModelChangeDelta, createModelChangeDelta, getCollection, getFeature, getIndex, getIndices, getOldIndex, getOldValue, getOwner, getParticipantIDs, getValue, toString

Methods inherited from class java.lang.Object

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

Field Detail

COMPOUND_DELTA

public static final int COMPOUND_DELTA

int representing the type of this operation.

See Also:

Constant Field Values

Method Detail

addDelta

public final void addDelta(ModelChangeDelta delta)

Adds a ModelChangeDelta to the list of deltas.

Parameters:

delta - the ModelChangeDelta instance to be added.

getDeltaList

public final java.util.List getDeltaList()

Returns:

the list of deltas contained in this CompoundModelChangeDelta

getType

public int getType()

Overrides:

getType in class ModelChangeDelta

Returns:

Returns the MCommand.Type type of operation represented by this ModelChangeDelta

isCompound

public final boolean isCompound()

Overrides:

isCompound in class ModelChangeDelta

Returns:

Returns true when this ModelChangeDelta is compound.

unwrap

public final ModelChangeDelta unwrap()

Returns one of three things: null, if there are no contained delta, the one delta, if there is exactly one contained delta, or this, if there are multiple contained delta; this delta is dispose()d in the second case.

Overrides:

unwrap in class ModelChangeDelta

Returns:

the unwapped delta.

See Also:

unwrap()

dispose

public void dispose()

Calls ModelChangeDelta.dispose() for each delta in the list.

Overrides:

dispose in class ModelChangeDelta