public TimestampSpeechletRequestVerifier(long tolerance,TimeUnit unit){
  if (tolerance < 0) {
    throw new IllegalArgumentException("A negative tolerance is not supported");
  }
  toleranceInMilliseconds=unit.toMillis(tolerance);
}

public TimestampSpeechletRequestVerifier ( long tolerance , TimeUnit unit ) { if ( tolerance < 0 ) { throw new IllegalArgumentException ( "A negative tolerance is not supported" ) ; } toleranceInMilliseconds = unit . toMillis ( tolerance ) ; }
constructs a new timestamp verifier with the provided tolerance ( in the provided units ) .
