com.twitter.finagle.memcached.util
Prefer using isDigits(ChannelBuffer) or DigitsPattern.matcher(input).matches()
isDigits(ChannelBuffer)
DigitsPattern.matcher(input).matches()
true iff the Buf is non empty and every byte in the Buf is a digit.
Returns true if every readable byte in the ChannelBuffer is a digit, false otherwise.