var Person = classing.Class({
	private : {
		counter : Static(0),
		name : null
	},
	public : {
		Construct : function() {Person.counter++;},
		getName : function() {return this.name;},
		setName : function(newName) {this.name = newName;}
	}
});
									

var Shape = classing.Abstract.Class({
	protected : { edge : null },
	public : {
		area : Abstract(function(){})
	}
});
var Square = classing.Final.Class.Extends(Shape)({
	public : {
		area : function() {return this.edge*this.edge;}
	}
});
									

var Car = classing.Class({
	private :{
		model : null
	},
	public: {
		Model : {
			get : function() {return this.model;},
			set : function(value) {this.model = value;}
		}
	}
});
									

var Singleton = classing.Class({
	private:{
		_instance: Static(null),
		Construct: function(){}
	},
	public:{
		getInstance : Static(function() {
			if(Singleton._instance === null)
				Singleton._instance = new Singleton(); 
			return Singleton._instnace;})
	}
});