On Mon, Nov 16, 2015 at 4:14 AM, OmPrakash Muppirala <[email protected]>
wrote:
> Purely pedantic, but the code does not do anything to 'enforce' the
> singleton-ness of the class.
>
The compiler won't even let you compile this code, so the != is just sauce
that never gets eaten. Since you have to pass an instance of
SingletonEnforcer, it's private and the compiler will bitch.
Mike.
>
> It should actually be:
> public function Singleton(e:SingletonEnforcer){
> if(e != null)
> {
> trace("new instance of singleton created");
> }
> }
>
> On Mon, Nov 16, 2015 at 12:54 AM, yishayw <[email protected]> wrote:
>
> > Actually the comment above 'class SingletonEnforcer' explains it.
> >
> > package{
> > public class Singleton{
> > private static var _instance:Singleton=null;
> > public function Singleton(e:SingletonEnforcer){
> > trace("new instance of singleton created");
> > }
> > public static function getInstance():Singleton{
> > if(_instance==null){
> > _instance=new Singleton(new SingletonEnforcer());
> > }
> > return _instance;
> > }
> > }
> > }
> > //I’m outside the package so I can only be accessed internally
> > class SingletonEnforcer{
> > //nothing else required here
> > }
> >
> >
> >
> > --
> > View this message in context:
> >
> http://apache-flex-development.2333347.n4.nabble.com/FlexJS-FalconJX-Internal-Classes-tp50091p50102.html
> > Sent from the Apache Flex Development mailing list archive at Nabble.com.
> >
>
