net.sf.cuf.model.state

Class EqualsState

java.lang.Object

net.sf.cuf.state.AbstractState

net.sf.cuf.model.state.EqualsState

All Implemented Interfaces:

EventListener, ChangeListener, State

public class EqualsState
extends AbstractState
implements ChangeListener

A ValueState compares the values of two value models or a value model and an object and is enabled when both values are null or the value of the second model is equal to the value of the first model.

Field Summary

Fields inherited from class net.sf.cuf.state.AbstractState

mIsEnabled, mIsInitialized, mListenerList, mName, mReason

Constructor Summary

Constructors

Constructor and Description
EqualsState(ValueModel<?> pTrigger, Object pReferenceValue) Constructor
EqualsState(ValueModel<?> pTrigger1, ValueModel<?> pTrigger2) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
void	dispose() Cleanup all resources: disconnect from any input sources and remove all listeners. Any method besides isDisposed, dispose or getName will throw an IllegalStateException after the State was disposed.
void	stateChanged(ChangeEvent pEvent) Called when one of the trigger values changes, computes the value of the state.

Methods inherited from class net.sf.cuf.state.AbstractState

addChangeListener, checkDisposed, fireStateChanged, getChangeReason, getDependents, getName, isDisposed, isEnabled, isInitialized, removeChangeListener, setName, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

EqualsState

public EqualsState(ValueModel<?> pTrigger,
           Object pReferenceValue)

Constructor

Parameters:

pTrigger - the value model, must not be null

pReferenceValue - the object to compare the trigger's value to, may be null

EqualsState

public EqualsState(ValueModel<?> pTrigger1,
           ValueModel<?> pTrigger2)

Constructor

Parameters:

pTrigger1 - the first value model, must not be null

pTrigger2 - the second value model, must not be null

Method Detail

dispose

public void dispose()

Cleanup all resources: disconnect from any input sources and remove all listeners.
Any method besides isDisposed, dispose or getName will throw an IllegalStateException after the State was disposed.

Specified by:

dispose in interface State

Overrides:

dispose in class AbstractState

stateChanged

public void stateChanged(ChangeEvent pEvent)

Called when one of the trigger values changes, computes the value of the state.

Specified by:

stateChanged in interface ChangeListener

Parameters:

pEvent - the change event