wicket.util.watch
Class ModificationWatcher

java.lang.Object
  wicket.util.watch.ModificationWatcher

public final class ModificationWatcher

extends java.lang.Object

Monitors one or more Modifiable objects, calling a ChangeListener when a given object's modification time changes.

Author:

Jonathan Locke

Constructor Summary

ModificationWatcher()
For two-phase construction

ModificationWatcher(Duration pollFrequency)
Constructor

Method Summary

void	add(IModifiable modifiable, IChangeListener listener) Adds a Modifiable object and an IChangeListener to call when the modifiable object is modified.
void	start(Duration pollFrequency) Start watching at a given polling rate

Methods inherited from class java.lang.Object

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

Constructor Detail

ModificationWatcher

public ModificationWatcher()

For two-phase construction

ModificationWatcher

public ModificationWatcher(Duration pollFrequency)

Constructor

Parameters:

pollFrequency - How often to check on modifiables

Method Detail

add

public final void add(IModifiable modifiable,
                      IChangeListener listener)

Adds a Modifiable object and an IChangeListener to call when the modifiable object is modified.

Parameters:

modifiable - The modifiable thing to monitor

listener - The listener to call if the modifiable is modified

start

public void start(Duration pollFrequency)

Start watching at a given polling rate

Parameters:

pollFrequency - The poll rate