How to use the dojo.data.api.Notification function in dojo

//			typeN: function || object
		//		}
		//		Where if it is a function, it is assumed to be an object constructor that takes the 
		//		value of _value as the initialization parameters.  It is serialized assuming object.toString()
		//		serialization.  If it is an object, then it is assumed
		//		to be an object of general form:
		//		{
		//			type: function, //constructor.
		//			deserialize:	function(value) //The function that parses the value and constructs the object defined by type appropriately.
		//			serialize:	function(object) //The function that converts the object back into the proper file format form.
		//		}

		// AndOrWriteStore duplicates ItemFileWriteStore, except extends AndOrReadStore, which offers complex queries.
		// ItemFileWriteStore extends ItemFileReadStore to implement these additional dojo.data APIs
		this._features['dojo.data.api.Write'] = true;
		this._features['dojo.data.api.Notification'] = true;
		
		// For keeping track of changes so that we can implement isDirty and revert
		this._pending = {
			_newItems:{}, 
			_modifiedItems:{}, 
			_deletedItems:{}
		};

		if(!this._datatypeMap['Date'].serialize){
			this._datatypeMap['Date'].serialize = function(obj){
				return dojo.date.stamp.toISOString(obj, {zulu:true});
			};
		}
		//Disable only if explicitly set to false.
		if(keywordParameters && (keywordParameters.referenceIntegrity === false)){
			this.referenceIntegrity = false;

postMixInProperties: function(){
		// setup to handle events from tree

		// if the store supports Notification, subscribe to the notifcation events
		if (this.store.getFeatures()['dojo.data.api.Notification']){
			dojo.connect(this.store, "onNew", this, "onNew");
			dojo.connect(this.store, "onDelete", this, "onDelete");
			dojo.connect(this.store, "onSet", this, "onSet");
		}


		// setup to handle events from tree
		dojo.subscribe(this.treeId, this, "_listener");	
	},

startup: function(){
		if(this._started){ return; }
		if(this.store && this.store.getFeatures()["dojo.data.api.Notification"]){
			window.setTimeout(dojo.hitch(this, function(){
				// Set connections after a slight timeout to avoid getting in the
				// condition where we are setting them while events are still
				// being fired
				this.connect(this.store, "onSet", "_onSetItem");
				this.connect(this.store, "onNew", "_onNewItem");
				this.connect(this.store, "onDelete", "_onDeleteItem");
			}), 1);
		}
		this.connect(this.focusNode||this.domNode, "onkeypress", "_focusKey");
		this.parentWidget._updateClass(this.domNode, "Pane");
		this.inherited(arguments);
		this._onMinWidthChange(this.minWidth);
	},

constructor: function(inFields, inData, args){
		this.count = 1;
		this._rowIdentities = {};
		if(args){
			dojo.mixin(this, args);
		}
		if(this.store){
			// NOTE: we assume Read and Identity APIs for all stores!
			var f = this.store.getFeatures();
			this._canNotify = f['dojo.data.api.Notification'];
			this._canWrite = f['dojo.data.api.Write'];
			this._canIdentify = f['dojo.data.api.Identity'];
			if(this._canNotify){
				dojo.connect(this.store, "onSet", this, "_storeDatumChange");
			}
		}
	},
	markupFactory: function(args, node){

getFeatures: function(){
			// summary:
			// 		return the store feature set
			var features = this.inherited(arguments);
			features["dojo.data.api.Write"] = true;
			features["dojo.data.api.Notification"] = true;
			return features;
		},

//		it or something.
		// store: dojo.data.api.Identity
		//		The store you would like to use - it MUST implement Identity,
		//		and MAY implement Notification.
		// selectedValue: anything?
		//		The value that this widget should set itself to *after* the store
		//		has been loaded
		// fetchArgs: Object?
		//		The arguments that will be passed to the store's fetch() function
		var oStore = this.store;
		fetchArgs = fetchArgs || {};
		if(oStore !== store){
			// Our store has changed, so update our notifications
			dojo.forEach(this._notifyConnections || [], dojo.disconnect);
			delete this._notifyConnections;
			if(store && store.getFeatures()["dojo.data.api.Notification"]){
				this._notifyConnections = [
					dojo.connect(store, "onNew", this, "_onNewItem"),
					dojo.connect(store, "onDelete", this, "_onDeleteItem"),
					dojo.connect(store, "onSet", this, "_onSetItem")
				];
			}
			this.store = store;
		}

		// Turn off change notifications while we make all these changes
		this._onChangeActive = false;

		// Remove existing options (if there are any)
		if(this.options && this.options.length){
			this.removeOption(this.options);
		}

// summary:
			//		Passed the arguments listed above (store, etc)
			// tags:
			//		private

			lang.mixin(this, args);

			this.connects = [];

			var store = this.store;
			if(!store.getFeatures()['dojo.data.api.Identity']){
				throw new Error("dijit.tree.TreeStoreModel: store must support dojo.data.Identity");
			}

			// if the store supports Notification, subscribe to the notification events
			if(store.getFeatures()['dojo.data.api.Notification']){
				this.connects = this.connects.concat([
					aspect.after(store, "onNew", lang.hitch(this, "onNewItem"), true),
					aspect.after(store, "onDelete", lang.hitch(this, "onDeleteItem"), true),
					aspect.after(store, "onSet", lang.hitch(this, "onSetItem"), true)
				]);
			}
		},

root: true,
				checked: this.checkedState,
				id: this.rootId,
				label: this.rootLabel,
				children: params.rootChildren	// optional param
			};

			// Compose a list of attribute names included in the store query.
			if (this.query) {
				var attr;
				for (attr in this.query) {
					this._queryAttrs.push(attr);
				}
			}

			if (this.store.getFeatures()['dojo.data.api.Notification']){
				this.connects = this.connects.concat([
					aspect.after(this.store, "onRoot", lang.hitch(this, "onRootChange"), true)
				]);
			}
		},

_setStore: function(store){
		if(this.store && this._store_connects){
			array.forEach(this._store_connects, this.disconnect, this);
		}
		this.store = store;

		if(this.store){
			var f = this.store.getFeatures();
			var h = [];

			this._canEdit = !!f["dojo.data.api.Write"] && !!f["dojo.data.api.Identity"];
			this._hasIdentity = !!f["dojo.data.api.Identity"];

			if(!!f["dojo.data.api.Notification"] && !this.items){
				h.push(this.connect(this.store, "onSet", "_onSet"));
				h.push(this.connect(this.store, "onNew", "_onNew"));
				h.push(this.connect(this.store, "onDelete", "_onDelete"));
			}
			if(this._canEdit){
				h.push(this.connect(this.store, "revert", "_onRevert"));
			}

			this._store_connects = h;
		}
	},

_setStore: function(store){
		if(this.store && this._store_connects){
			dojo.forEach(this._store_connects, this.disconnect, this);
		}
		this.store = store;

		if(this.store){
			var f = this.store.getFeatures();
			var h = [];

			this._canEdit = !!f["dojo.data.api.Write"] && !!f["dojo.data.api.Identity"];
			this._hasIdentity = !!f["dojo.data.api.Identity"];

			if(!!f["dojo.data.api.Notification"] && !this.items){
				h.push(this.connect(this.store, "onSet", "_onSet"));
				h.push(this.connect(this.store, "onNew", "_onNew"));
				h.push(this.connect(this.store, "onDelete", "_onDelete"));
			}
			if(this._canEdit){
				h.push(this.connect(this.store, "revert", "_onRevert"));
			}

			this._store_connects = h;
		}
	},