de.lmu.ifi.dbs.elki.utilities.designpattern
Class Observers<T>

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractList<E>
          java.util.Vector<Observer<? super T>>
              de.lmu.ifi.dbs.elki.utilities.designpattern.Observers<T>

All Implemented Interfaces:

Serializable, Cloneable, Iterable<Observer<? super T>>, Collection<Observer<? super T>>, List<Observer<? super T>>, RandomAccess

public class Observers<T>
extends Vector<Observer<? super T>>

Class to manage the observers of an instance. Design note: to avoid reference cycles, this object does not keep track of its owner.

See Also:

Serialized Form

Field Summary

private static long

serialVersionUID Serial version

Fields inherited from class java.util.Vector

capacityIncrement, elementCount, elementData

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Observers()
Constructor.

Method Summary

void	addObserver(Observer<? super T> o) Add an observer to the object.
void	notifyObservers(T owner) Notify the observers of the changed object.
void	removeObserver(Observer<? super T> o) Remove an observer from the object.

Methods inherited from class java.util.Vector

add, add, addAll, addAll, addElement, capacity, clear, clone, contains, containsAll, copyInto, elementAt, elements, ensureCapacity, equals, firstElement, get, hashCode, indexOf, indexOf, insertElementAt, isEmpty, lastElement, lastIndexOf, lastIndexOf, remove, remove, removeAll, removeAllElements, removeElement, removeElementAt, removeRange, retainAll, set, setElementAt, setSize, size, subList, toArray, toArray, toString, trimToSize

Methods inherited from class java.util.AbstractList

iterator, listIterator, listIterator

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

iterator, listIterator, listIterator

Field Detail

serialVersionUID

private static final long serialVersionUID

Serial version

See Also:

Constant Field Values

Constructor Detail

Observers

public Observers()

Constructor.

Method Detail

addObserver

public void addObserver(Observer<? super T> o)

Add an observer to the object.

Parameters:

o - Observer to add

removeObserver

public void removeObserver(Observer<? super T> o)

Remove an observer from the object.

Parameters:

o - Observer to remove

notifyObservers

public void notifyObservers(T owner)

Notify the observers of the changed object.

Parameters:

owner - Owner of the Observers list - changed instance