function _load(oModel) {
		var oData = oModel.oData;

		if (oData && (oData.bundleUrl || oData.bundleName)) {
			var res = ResourceModel.loadResourceBundle(oData, oData.async);
			if (res instanceof Promise) {
				// sanitize bundleName for backward compatibility
				var oEventParam = {
						url: ResourceBundle._getUrl(oData.bundleUrl,
							ResourceModel._sanitizeBundleName(oData.bundleName)),
						async: true
					};
				oModel.fireRequestSent(oEventParam);
				oModel._oPromise = res;
				oModel._oPromise.then(function (oBundle) {
					oModel._oResourceBundle = oBundle;
					oModel._reenhance();
					delete oModel._oPromise;
					oModel.checkUpdate(true);
					oModel.fireRequestCompleted(oEventParam);
				});
			} else {
				oModel._oResourceBundle = res;
				oModel._reenhance();
				oModel.checkUpdate(true);
			}
		}
	}
Loads the resource bundle of the given resource model.

@param {sap.ui.model.resource.ResourceModel} oModel The resource model instance

@private