Пример #1
0
        public static TimeSpan NextTimeSpan(this SafeRandom random, TimeSpan timeSpan)
        {
            if (timeSpan <= TimeSpan.Zero)
            {
                throw new ArgumentOutOfRangeException("timeSpan", timeSpan, "SafeRandom.NextTimeSpan timeSpan must be a positive number.");
            }
            double ticksD = ((double)timeSpan.Ticks) * random.NextDouble();
            long   ticks  = checked ((long)ticksD);

            return(TimeSpan.FromTicks(ticks));
        }
Пример #2
0
        public static TimeSpan NextTimeSpan(this SafeRandom random, TimeSpan minValue, TimeSpan maxValue)
        {
            if (minValue <= TimeSpan.Zero)
            {
                throw new ArgumentOutOfRangeException("minValue", minValue, "SafeRandom.NextTimeSpan minValue must be a positive number.");
            }
            if (minValue >= maxValue)
            {
                throw new ArgumentOutOfRangeException("minValue", minValue, "SafeRandom.NextTimeSpan minValue must be greater than maxValue.");
            }
            var span = maxValue - minValue;

            return(minValue + random.NextTimeSpan(span));
        }
Пример #3
0
        public ExponentialBackoff(TimeSpan minDelay, TimeSpan maxDelay, TimeSpan step)
        {
            if (minDelay <= TimeSpan.Zero)
            {
                throw new ArgumentOutOfRangeException("minDelay", minDelay, "ExponentialBackoff min delay must be a positive number.");
            }
            if (maxDelay <= TimeSpan.Zero)
            {
                throw new ArgumentOutOfRangeException("maxDelay", maxDelay, "ExponentialBackoff max delay must be a positive number.");
            }
            if (step <= TimeSpan.Zero)
            {
                throw new ArgumentOutOfRangeException("step", step, "ExponentialBackoff step must be a positive number.");
            }
            if (minDelay >= maxDelay)
            {
                throw new ArgumentOutOfRangeException("minDelay", minDelay, "ExponentialBackoff min delay must be greater than max delay.");
            }

            this.minDelay = minDelay;
            this.maxDelay = maxDelay;
            this.step     = step;
            this.random   = new SafeRandom();
        }