if (firstSpace == REMOVE.length && line.startsWith(REMOVE)) {
        lruEntries.remove(key)
        return
      }
    } else {
      key = line.substring(keyBegin, secondSpace)
    }

    var entry: Entry? = lruEntries[key]
    if (entry == null) {
      entry = Entry(key)
      lruEntries[key] = entry
    }

    when {