class/System.Core/System/TimeZoneInfo.TransitionTime.cs

   1 /*
   2  * System.TimeZoneInfo.TransitionTime
   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 || BOOTSTRAP_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         {
  35                 [SerializableAttribute]
  36                 public struct TransitionTime : IEquatable<TimeZoneInfo.TransitionTime>, ISerializable, IDeserializationCallback
  37                 {
  38                         DateTime timeOfDay;
  39                         public DateTime TimeOfDay {
  40                                 get { return timeOfDay; }
  41                         }
  42
  43                         int month;
  44                         public int Month {
  45                                 get { return month; }
  46                         }
  47
  48                         int day;
  49                         public int Day {
  50                                 get {
  51 #if STRICT
  52                                         if (!isFixedDateRule)
  53                                                 throw new Exception ("Day property is not valid for floating date rules");
  54 #endif
  55                                         return day;
  56                                 }
  57                         }
  58
  59                         int week;
  60                         public int Week {
  61                                 get {
  62 #if STRICT
  63                                         if (isFixedDateRule)
  64                                                 throw new Exception ("Week property is not valid for fixed date rules");
  65 #endif
  66
  67                                         return week;
  68                                 }
  69                         }
  70
  71                         DayOfWeek dayOfWeek;
  72                         public DayOfWeek DayOfWeek {
  73                                 get {
  74 #if STRICT
  75                                         if (isFixedDateRule)
  76                                                 throw new Exception ("DayOfWeek property is not valid for fixed date rules");
  77 #endif
  78
  79                                         return dayOfWeek;
  80                                 }
  81                         }
  82
  83                         bool isFixedDateRule;
  84                         public bool IsFixedDateRule {
  85                                 get { return isFixedDateRule; }
  86                         }
  87
  88                         public static TransitionTime CreateFixedDateRule (
  89                                 DateTime timeOfDay,
  90                                 int month,
  91                                 int day)
  92                         {
  93                                 return new TransitionTime (timeOfDay, month, day);
  94                         }
  95
  96                         public static TransitionTime CreateFloatingDateRule (
  97                                 DateTime timeOfDay,
  98                                 int month,
  99                                 int week,
 100                                 DayOfWeek dayOfWeek)
 101                         {
 102                                 return new TransitionTime (timeOfDay, month, week, dayOfWeek);
 103                         }
 104
 105                         private TransitionTime (
 106                                 DateTime timeOfDay,
 107                                 int month,
 108                                 int day) : this (timeOfDay, month)
 109                         {
 110                                 if (day < 1 || day > 31)
 111                                         throw new ArgumentOutOfRangeException ("day parameter is less than 1 or greater than 31");
 112
 113                                 this.day = day;
 114                                 this.isFixedDateRule = true;
 115                         }
 116
 117                         private TransitionTime (
 118                                 DateTime timeOfDay,
 119                                 int month,
 120                                 int week,
 121                                 DayOfWeek dayOfWeek)  : this (timeOfDay, month)
 122                         {
 123                                 if (week < 1 || week > 5)
 124                                         throw new ArgumentOutOfRangeException ("week parameter is less than 1 or greater than 5");
 125
 126                                 if (dayOfWeek != DayOfWeek.Sunday &&
 127                                                 dayOfWeek != DayOfWeek.Monday &&
 128                                                 dayOfWeek != DayOfWeek.Tuesday &&
 129                                                 dayOfWeek != DayOfWeek.Wednesday &&
 130                                                 dayOfWeek != DayOfWeek.Thursday &&
 131                                                 dayOfWeek != DayOfWeek.Friday &&
 132                                                 dayOfWeek != DayOfWeek.Saturday)
 133                                         throw new ArgumentOutOfRangeException ("dayOfWeek parameter is not a member od DayOfWeek enumeration");
 134
 135                                 this.week = week;
 136                                 this.dayOfWeek = dayOfWeek;
 137                                 this.isFixedDateRule = false;
 138                         }
 139
 140                         private TransitionTime (
 141                                 DateTime timeOfDay,
 142                                 int month)
 143                         {
 144                                 if (timeOfDay.Year != 1 || timeOfDay.Month != 1 || timeOfDay.Day != 1)
 145                                         throw new ArgumentException ("timeOfDay parameter has a non-default date component");
 146
 147                                 if (timeOfDay.Kind != DateTimeKind.Unspecified)
 148                                         throw new ArgumentException ("timeOfDay parameter Kind's property is not DateTimeKind.Unspecified");
 149
 150                                 if (timeOfDay.Ticks % TimeSpan.TicksPerMillisecond != 0)
 151                                         throw new ArgumentException ("timeOfDay parameter does not represent a whole number of milliseconds");
 152
 153                                 if (month < 1 || month > 12)
 154                                         throw new ArgumentOutOfRangeException ("month parameter is less than 1 or greater than 12");
 155
 156                                 this.timeOfDay = timeOfDay;
 157                                 this.month = month;
 158
 159                                 this.week = -1;
 160                                 this.dayOfWeek = (System.DayOfWeek)(-1);
 161                                 this.day = -1;
 162                                 this.isFixedDateRule = false;
 163                         }
 164
 165                         public static bool operator == (TransitionTime t1, TransitionTime t2)
 166                         {
 167                                 return ( t1.day == t2.day &&
 168                                                 t1.dayOfWeek == t2.dayOfWeek &&
 169                                                 t1.isFixedDateRule == t2.isFixedDateRule &&
 170                                                 t1.month == t2.month &&
 171                                                 t1.timeOfDay == t2.timeOfDay &&
 172                                                 t1.week == t2.week);
 173                         }
 174
 175                         public static bool operator != (TransitionTime t1, TransitionTime t2)
 176                         {
 177                                 return !(t1 == t2);
 178                         }
 179
 180                         public void GetObjectData (SerializationInfo info, StreamingContext context)
 181                         {
 182                                 throw new NotImplementedException ();
 183                         }
 184
 185                         public override bool Equals (object other)
 186                         {
 187                                 if (other is TransitionTime)
 188                                         return this == (TransitionTime) other;
 189                                 return false;
 190                         }
 191
 192                         public bool Equals (TimeZoneInfo.TransitionTime other)
 193                         {
 194                                 return this == other;
 195                         }
 196
 197                         public override int GetHashCode ()
 198                         {
 199                                 return (day ^ (int)dayOfWeek ^ month ^ (int)timeOfDay.Ticks ^ week);
 200                         }
 201
 202                         public void OnDeserialization (object sender)
 203                         {
 204                                 throw new NotImplementedException ();
 205                         }
 206                 }
 207         }
 208 }
 209
 210 #endif