returnthe number of current cache entries. A single cache entry represents a single URI
returnNumber of cache lookup hits
returnnumber of hits on cached file info
returnnumber of misses on cached file info
returnnumber of cache lookup misses
returnnumber of current open cache entries
returnis the FileCache enabled.
returnthe maximum entries in the fileCache
fileCache
returnthe maximum heap space used for cache
returnmaximum number of current open cache entries
returnthe heap space used for cache