コード例 #1
0
        /// <summary>
        /// Converts a Protobuf <see cref="ProtobufDuration"/> to a Noda Time <see cref="NodaDuration"/>.
        /// </summary>
        /// <remarks>
        /// Every valid Protobuf duration can be represented in Noda Time without loss of information.
        /// </remarks>
        /// <param name="duration">The duration to convert. Must not be null.</param>
        /// <exception cref="ArgumentException"><paramref name="duration"/> represents an invalid duration.</exception>
        /// <exception cref="ArgumentNullException"><paramref name="duration"/> is null.</exception>
        /// <returns>The Noda Time representation.</returns>
        public static NodaDuration ToNodaDuration(this ProtobufDuration duration)
        {
            Preconditions.CheckNotNull(duration, nameof(duration));
            long seconds = duration.Seconds;
            long nanos   = duration.Nanos;

            Preconditions.CheckArgument(
                seconds >= ProtobufDuration.MinSeconds &&
                seconds <= ProtobufDuration.MaxSeconds,
                nameof(duration),
                "duration.Seconds out of range: {0}",
                seconds);
            Preconditions.CheckArgument(
                nanos > -ProtobufDuration.NanosecondsPerSecond &&
                nanos < ProtobufDuration.NanosecondsPerSecond,
                nameof(duration),
                "duration.Nanos out of range: {0}",
                nanos);
            // If either sign is 0, we're fine. Otherwise, they should be the same. Multiplying them
            // together seems the easiest way to check that.
            Preconditions.CheckArgument(Math.Sign(seconds) * Math.Sign(nanos) != -1,
                                        nameof(duration),
                                        "duration.Seconds and duration.Nanos have different signs: {0}s {1}ns",
                                        seconds, nanos);
            return(NodaDuration.FromSeconds(seconds) + NodaDuration.FromNanoseconds(nanos));
        }
コード例 #2
0
 /// <summary>
 /// Converts the given <see cref="TimeSpan"/> to a <see cref="Duration"/>.
 /// </summary>
 /// <param name="timeSpan">The time span to convert.</param>
 /// <returns>The converted duration.</returns>
 public static Duration ToDuration(this TimeSpan timeSpan)
 {
     return(Duration.FromTimeSpan(timeSpan));
 }