code: function(sCookieName) {
  
  			var name = sCookieName + "=",
  				decodedCookie = decodeURIComponent(document.cookie),
  				ca = decodedCookie.split(';'),
  				sOutput = "";
  			for (var i = 0; i < ca.length; i++) {
  				var c = ca[i];
  				while (c.charAt(0) == ' ') {
  					c = c.substring(1);
  				}
  				if (c.indexOf(name) == 0) {
  					sOutput = c.substring(name.length, c.length);
  					return sOutput;
  				}
  			}
  
  			return sOutput;
  
  		}
docs: Retrieves the persistence options of the user in the LocalStorage layer.
  @private
  @method
  @name sap.ui.support.Storage.readPersistenceCookie
  @alias readPersistenceCookie
  @param {string} sCookieName Name of the cookie.
  @returns {string} sOutput The persistence options of the user.