info.bioinfweb.commons.changemonitor

Interface ChangeMonitorable

All Known Subinterfaces:

Savable, SwingSavable

All Known Implementing Classes:

AbstractSaver, ChangeMonitor, PropertyChangeMonitor, SwingChangeMonitor, SwingSaver

public interface ChangeMonitorable

A common interface that can be implemented by classes that track whether they have undergone changes.

Author:

Ben Stöver

See Also:

ChangeMonitor

Method Summary

Modifier and Type	Method and Description
boolean	hasChanged() Implementing classes should return if one or more changes (calls of registerChange()) have happened since the last call of reset() here.
void	registerChange() This method should be called of a change happened.
void	reset() Implementing classes should make sure that hasChanged() will return false after the call of this method until the next call of registerChange().

Method Detail

hasChanged

boolean hasChanged()

Implementing classes should return if one or more changes (calls of registerChange()) have happened since the last call of reset() here.

Returns:

true if a change happened, false otherwise

registerChange

void registerChange()

This method should be called of a change happened. (Implementing classes should call this method e.g. in according setter methods.)

reset

void reset()

Implementing classes should make sure that hasChanged() will return false after the call of this method until the next call of registerChange().