org.eclipse.mtj.core.model
Class ModelChangedEvent

java.lang.Object
  org.eclipse.mtj.core.model.ModelChangedEvent

All Implemented Interfaces:

IModelChangedEvent

public class ModelChangedEvent
extends Object
implements IModelChangedEvent

Since:

0.9.1

Field Summary

Fields inherited from interface org.eclipse.mtj.core.model.IModelChangedEvent

CHANGE, INSERT, REMOVE, WORLD_CHANGED

Constructor Summary

ModelChangedEvent(IModelChangeProvider provider, int type, Object[] objects, String changedProperty)
The constructor of the event.

ModelChangedEvent(IModelChangeProvider provider, Object object, String changedProperty, Object oldValue, Object newValue)
A constructor that should be used for changes of object properties.

Method Summary

Object[]	getChangedObjects() Returns an array of model objects that are affected by the change.
String	getChangedProperty() Returns a name of the object's property that has been changed if change type is CHANGE.
IModelChangeProvider	getChangeProvider() Returns the provider that fired this event.
int	getChangeType() Returns the type of change that occurred in the model (one of INSERT, REMOVE, CHANGE or WORLD_CHANGED ).
Object	getNewValue() When model change is of type CHANGE, this method is used to obtain the new value of the property (after the change).
Object	getOldValue() When model change is of type CHANGE, this method is used to obtain the old value of the property (before the change).

Methods inherited from class java.lang.Object

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

Constructor Detail

ModelChangedEvent

public ModelChangedEvent(IModelChangeProvider provider,
                         int type,
                         Object[] objects,
                         String changedProperty)

The constructor of the event.

Parameters:

provider - the change provider

type - the event type

objects - the changed objects

changedProperty - or null if not applicable

ModelChangedEvent

public ModelChangedEvent(IModelChangeProvider provider,
                         Object object,
                         String changedProperty,
                         Object oldValue,
                         Object newValue)

A constructor that should be used for changes of object properties.

Parameters:

provider - the event provider

object - affected object

changedProperty - changed property of the affected object

oldValue - the value before the change

newValue - the value after the change

Method Detail

getChangedObjects

public Object[] getChangedObjects()

Description copied from interface: IModelChangedEvent

Returns an array of model objects that are affected by the change.

Specified by:

getChangedObjects in interface IModelChangedEvent

Returns:

array of affected objects

getChangedProperty

public String getChangedProperty()

Description copied from interface: IModelChangedEvent

Returns a name of the object's property that has been changed if change type is CHANGE.

Specified by:

getChangedProperty in interface IModelChangedEvent

Returns:

property that has been changed in the model object, or null if type is not CHANGE or if more than one property has been changed.

getChangeProvider

public IModelChangeProvider getChangeProvider()

Description copied from interface: IModelChangedEvent

Returns the provider that fired this event.

Specified by:

getChangeProvider in interface IModelChangedEvent

Returns:

the event provider

getChangeType

public int getChangeType()

Description copied from interface: IModelChangedEvent

Returns the type of change that occurred in the model (one of INSERT, REMOVE, CHANGE or WORLD_CHANGED ).

Specified by:

getChangeType in interface IModelChangedEvent

Returns:

type of change

getNewValue

public Object getNewValue()

Description copied from interface: IModelChangedEvent

When model change is of type CHANGE, this method is used to obtain the new value of the property (after the change).

Specified by:

getNewValue in interface IModelChangedEvent

Returns:

the new value of the changed property.

getOldValue

public Object getOldValue()

Description copied from interface: IModelChangedEvent

When model change is of type CHANGE, this method is used to obtain the old value of the property (before the change).

Specified by:

getOldValue in interface IModelChangedEvent

Returns:

the old value of the changed property