code: function filterStructural(bSkipFirstSegment, sMetaPath) {
  				var aSegments = sMetaPath.split("/");
  
  				return aSegments.every(function (sSegment, i) {
  					return i === 0 && bSkipFirstSegment
  						|| fnFetchMetadata(
  								sRootMetaPath + "/" + aSegments.slice(0, i + 1).join("/")
  							).getResult().$kind === "Property";
  				});
  			}
docs: /*
  Filter where only structural properties pass through.
  
  @param {boolean} bSkipFirstSegment
  Whether first segment of the path is known to be a structural property
  @param {string} sMetaPath
  A meta path relative to the cache's root
  @returns {boolean}
  Whether the given meta path contains only structural properties