code: function (oProperty, oEntitySet) {
  			var aFilterRestrictions,
  				sFilterRestrictionValue = mFilterRestrictions[oProperty["sap:filter-restriction"]];
  
  			if (!sFilterRestrictionValue) {
  				if (Log.isLoggable(iWARNING, sLoggingModule)) {
  					Log.warning("Unsupported sap:filter-restriction: "
  							+ oProperty["sap:filter-restriction"],
  						oEntitySet.entityType + "." + oProperty.name, sLoggingModule);
  				}
  				return;
  			}
  
  			aFilterRestrictions =
  				oEntitySet["com.sap.vocabularies.Common.v1.FilterExpressionRestrictions"] || [];
  
  			aFilterRestrictions.push({
  				"Property" : { "PropertyPath" : oProperty.name},
  				"AllowedExpressions" : {
  					"EnumMember" : "com.sap.vocabularies.Common.v1.FilterExpressionType/"
  						+ sFilterRestrictionValue
  				}
  			});
  			oEntitySet["com.sap.vocabularies.Common.v1.FilterExpressionRestrictions"] =
  				aFilterRestrictions;
  		}
docs: Adds corresponding V4 annotation for V2 <code>sap:filter-restriction</code> to the given
  entity set.
  
  @param {object} oProperty
  the property of the entity
  @param {object} oEntitySet
  the entity set to which the corresponding V4 annotations need to be added