// NOTE: apparently this is a known issue (see: http://stackoverflow.com/questions/6633748/file-lastmodified-is-never-what-was-set-with-file-setlastmodified)
LOG.warn("Last modified date {} is not set for file {}",newDate(file.lastModified()),file.getAbsolutePath());
HttpProxyCacheDebuger.printfWarning("Last modified date {} is not set for file {}",newDate(file.lastModified()).toString()+"\n"+file.getAbsolutePath());