onInit:function (){
                this._oBusyDialog = new sap.ui.core.BusyIndicator.show(0);
                var sServiceUrl = this.getOwnerComponent().getMetadata().getManifestEntry("sap.app").dataSources["zdemo_app"].uri;
                var OdataModel = new sap.ui.model.odata.v2.ODataModel(sServiceUrl);
                var oModel = new sap.ui.model.json.JSONModel();
                var sPath = "/PersonSet";

                OdataModel.read(sPath, {
                    success: function(oData, response) {
                    if (this._oBusyDialog) {
                        sap.ui.core.BusyIndicator.hide();
                    }
                    oModel.setData(oData);

                }.bind(this)
                });
               this.getView().setModel(oModel, "person");

            }