docs: function (callback) {
              var validConfig = ariaCoreJsonValidator.normalize({
                  json : ariaCoreAppEnvironment.applicationSettings,
                  beanName : this._cfgPackage
              });
              if (validConfig) {
                  this._applyEnvironment(callback);
                  this.$raiseEvent("environmentChanged");
              } else {
                  this.$callback(callback);
              }
          }