class/System.Core/System/TimeZoneInfo.AdjustmentRule.cs

   1 /*
   2  * System.TimeZoneInfo.AdjustmentRule
   3  *
   4  * Author(s)
   5  *      Stephane Delcroix <stephane@delcroix.org>
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining
   8  * a copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sublicense, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be
  16  * included in all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  22  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27 #if (INSIDE_CORLIB && NET_4_0) || (NET_2_1 && !INSIDE_CORLIB) || (NET_3_5 && !NET_4_0 && !BOOTSTRAP_NET_4_0)
  28
  29 using System.Runtime.Serialization;
  30
  31 namespace System
  32 {
  33         public sealed partial class TimeZoneInfo {
  34                 [SerializableAttribute]
  35                 public sealed class AdjustmentRule : IEquatable<TimeZoneInfo.AdjustmentRule>, ISerializable, IDeserializationCallback
  36                 {
  37                         DateTime dateEnd;
  38                         public DateTime DateEnd {
  39                                 get { return dateEnd; }
  40                         }
  41
  42                         DateTime dateStart;
  43                         public DateTime DateStart {
  44                                 get { return dateStart; }
  45                         }
  46
  47                         TimeSpan daylightDelta;
  48                         public TimeSpan DaylightDelta {
  49                                 get { return daylightDelta; }
  50                         }
  51
  52                         TransitionTime daylightTransitionEnd;
  53                         public TransitionTime DaylightTransitionEnd {
  54                                 get { return daylightTransitionEnd; }
  55                         }
  56
  57                         TransitionTime daylightTransitionStart;
  58                         public TransitionTime DaylightTransitionStart {
  59                                 get { return daylightTransitionStart; }
  60                         }
  61
  62                         public static AdjustmentRule CreateAdjustmentRule (
  63                                 DateTime dateStart,
  64                                 DateTime dateEnd,
  65                                 TimeSpan daylightDelta,
  66                                 TransitionTime daylightTransitionStart,
  67                                 TransitionTime daylightTransitionEnd)
  68                         {
  69                                 return new AdjustmentRule (dateStart, dateEnd, daylightDelta, daylightTransitionStart, daylightTransitionEnd);
  70                         }
  71
  72                         private AdjustmentRule (
  73                                 DateTime dateStart,
  74                                 DateTime dateEnd,
  75                                 TimeSpan daylightDelta,
  76                                 TransitionTime daylightTransitionStart,
  77                                 TransitionTime daylightTransitionEnd)
  78                         {
  79                                 if (dateStart.Kind != DateTimeKind.Unspecified || dateEnd.Kind != DateTimeKind.Unspecified)
  80                                         throw new ArgumentException ("the Kind property of dateStart or dateEnd parameter does not equal DateTimeKind.Unspecified");
  81
  82                                 if (daylightTransitionStart == daylightTransitionEnd)
  83                                         throw new ArgumentException ("daylightTransitionStart parameter cannot equal daylightTransitionEnd parameter");
  84
  85                                 if (dateStart.Ticks % TimeSpan.TicksPerDay != 0 || dateEnd.Ticks % TimeSpan.TicksPerDay != 0)
  86                                         throw new ArgumentException ("dateStart or dateEnd parameter includes a time of day value");
  87
  88                                 if (dateEnd < dateStart)
  89                                         throw new ArgumentOutOfRangeException ("dateEnd is earlier than dateStart");
  90
  91                                 if (daylightDelta > new TimeSpan (14, 0, 0) || daylightDelta < new TimeSpan (-14, 0, 0))
  92                                         throw new ArgumentOutOfRangeException ("daylightDelta is less than -14 or greater than 14 hours");
  93
  94                                 if (daylightDelta.Ticks % TimeSpan.TicksPerSecond != 0)
  95                                         throw new ArgumentOutOfRangeException ("daylightDelta parameter does not represent a whole number of seconds");
  96
  97                                 this.dateStart = dateStart;
  98                                 this.dateEnd = dateEnd;
  99                                 this.daylightDelta = daylightDelta;
 100                                 this.daylightTransitionStart = daylightTransitionStart;
 101                                 this.daylightTransitionEnd = daylightTransitionEnd;
 102                         }
 103
 104                         public bool Equals (TimeZoneInfo.AdjustmentRule other)
 105                         {
 106                                 return dateStart == other.dateStart &&
 107                                         dateEnd == other.dateEnd &&
 108                                         daylightDelta == other.daylightDelta &&
 109                                         daylightTransitionStart == other.daylightTransitionStart &&
 110                                         daylightTransitionEnd == other.daylightTransitionEnd;
 111                         }
 112
 113                         public override int GetHashCode ()
 114                         {
 115                                 return dateStart.GetHashCode () ^
 116                                         dateEnd.GetHashCode () ^
 117                                         daylightDelta.GetHashCode () ^
 118                                         daylightTransitionStart.GetHashCode () ^
 119                                         daylightTransitionEnd.GetHashCode ();
 120                         }
 121
 122                         public void GetObjectData (SerializationInfo info, StreamingContext context)
 123                         {
 124                                 throw new NotImplementedException ();
 125                         }
 126
 127                         public void OnDeserialization (object sender)
 128                         {
 129                                 throw new NotImplementedException ();
 130                         }
 131                 }
 132         }
 133 }
 134
 135 #endif