org.key_project.util.bean

Interface IBean

All Known Implementing Classes:

Bean

public interface IBean

Defines the methods that a Java bean must have.

Implementation of this interface should subclass from Bean if possible.

Author:

Martin Hentschel

See Also:

Bean

Method Summary

Modifier and Type	Method and Description
void	addPropertyChangeListener(java.beans.PropertyChangeListener listener) Adds the given listener.
void	addPropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener) Adds the given listener for the given property only.
java.beans.PropertyChangeListener[]	getPropertyChangeListeners() Returns all listeners.
java.beans.PropertyChangeListener[]	getPropertyChangeListeners(java.lang.String propertyName) Returns all listeners of the given property.
boolean	hasListener(java.beans.PropertyChangeListener listener) Checks if the given listener is already available.
boolean	hasListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener) Checks if the given listener is available for the given property.
boolean	hasListeners() Checks if listeners are available.
boolean	hasListeners(java.lang.String propertyName) Checks if listeners are available for the given property.
void	removePropertyChangeListener(java.beans.PropertyChangeListener listener) Removes the given listener.
void	removePropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener) Removes the given listener from the given property.

Method Detail

addPropertyChangeListener

void addPropertyChangeListener(java.beans.PropertyChangeListener listener)

Adds the given listener.

Parameters:

listener - The listener to add.

addPropertyChangeListener

void addPropertyChangeListener(java.lang.String propertyName,
                               java.beans.PropertyChangeListener listener)

Adds the given listener for the given property only.

Parameters:

propertyName - The property to observe.

listener - The listener to add.

removePropertyChangeListener

void removePropertyChangeListener(java.beans.PropertyChangeListener listener)

Removes the given listener.

Parameters:

listener - The listener to remove.

removePropertyChangeListener

void removePropertyChangeListener(java.lang.String propertyName,
                                  java.beans.PropertyChangeListener listener)

Removes the given listener from the given property.

Parameters:

propertyName - The property to no longer observe.

listener - The listener to remove.

getPropertyChangeListeners

java.beans.PropertyChangeListener[] getPropertyChangeListeners()

Returns all listeners.

Returns:

The listeners.

getPropertyChangeListeners

java.beans.PropertyChangeListener[] getPropertyChangeListeners(java.lang.String propertyName)

Returns all listeners of the given property.

Parameters:

propertyName - The property.

Returns:

The listeners of the given property.

hasListeners

boolean hasListeners()

Checks if listeners are available.

Returns:

true listeners available, false no listeners are available.

hasListeners

boolean hasListeners(java.lang.String propertyName)

Checks if listeners are available for the given property.

Parameters:

propertyName - The property name.

Returns:

true listeners available for the property, false no listeners are available for the property.

hasListener

boolean hasListener(java.beans.PropertyChangeListener listener)

Checks if the given listener is already available.

Parameters:

listener - The listener to check.

Returns:

true listener is available, false listener is not available.

hasListener

boolean hasListener(java.lang.String propertyName,
                    java.beans.PropertyChangeListener listener)

Checks if the given listener is available for the given property.

Parameters:

propertyName - The property.

listener - The listener to check.

Returns:

true listener is available for the property, false listener is not available for the property.