@@ -0,0 +1,447 @@
+package org.realityforge.arez.doc.examples.observables;%0A%0Aimport org.realityforge.arez.Observable;%0A%0Apublic class ObservableExample%0A%7B%0A  private Observable%3CInteger%3E _valueObservable;%0A  private int _value;%0A%0A  public int getValue()%0A  %7B%0A    _valueObservable.reportObserved();%0A    return _value;%0A  %7D%0A%0A  public void setValue( final int value )%0A  %7B%0A    if ( value != _value )%0A    %7B%0A      _value = value;%0A      _valueObservable.reportChanged();%0A    %7D%0A  %7D%0A%7D%0A

Add java code referenced in documentation