code: public Retryer<R> stopAfterAttempt(final int maxAttemptNumber) {
          checkArgument(maxAttemptNumber >= 1, "maxAttemptNumber must be >= 1 but is %d", maxAttemptNumber);
          return withStopStrategy(new StopStrategy() {
              
              @Override public boolean shouldStop(int previousAttemptNumber, long delaySinceFirstAttemptInMillis) {
                  return previousAttemptNumber >= maxAttemptNumber;
              }
          });
      }
docs: Sets the stop strategy which stops after N failed attempts
  
  @param maxAttemptNumber
  @return