//******************************************************************************************************//  USTimeZones.cs - Gbtc////  Copyright © 2012, Grid Protection Alliance.  All Rights Reserved.////  Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See//  the NOTICE file distributed with this work for additional information regarding copyright ownership.//  The GPA licenses this file to you under the MIT License (MIT), the "License"; you may//  not use this file except in compliance with the License. You may obtain a copy of the License at:////      http://www.opensource.org/licenses/MIT////  Unless agreed to in writing, the subject software distributed under the License is distributed on an//  "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the//  License for the specific language governing permissions and limitations.////  Code Modification History://  ----------------------------------------------------------------------------------------------------//  09/12/2008 - J. Ritchie Carroll//       Generated original version of source code.//  09/14/2009 - Stephen C. Wills//       Added new header and license agreement.//  12/14/2012 - Starlynn Danyelle Gilliam//       Modified Header.////****************************************************************************************************** using System; namespace GSF{    /// <summary>    /// Defines a few common United States time zones.    /// </summary>    public static class USTimeZones    {        // We define a few common timezones for convenience.        private static TimeZoneInfo s_atlanticTimeZone;        private static TimeZoneInfo s_easternTimeZone;        private static TimeZoneInfo s_centralTimeZone;        private static TimeZoneInfo s_mountainTimeZone;        private static TimeZoneInfo s_pacificTimeZone;        private static TimeZoneInfo s_alaskanTimeZone;        private static TimeZoneInfo s_hawaiianTimeZone;        private static TimeZoneInfo s_westPacificTimeZone;        private static TimeZoneInfo s_samoaTimeZone;         /// <summary>        /// Gets the Atlantic time zone.        /// </summary>        /// <remarks>This time zone is used by the Commonwealth of Puerto Rico and the United States Virgin Islands.</remarks>        public static TimeZoneInfo Atlantic        {            get            {                if ((object)s_atlanticTimeZone == null)                    s_atlanticTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Atlantic Standard Time");                 return s_atlanticTimeZone;            }        }         /// <summary>        /// Gets the Eastern time zone.        /// </summary>        public static TimeZoneInfo Eastern        {            get            {                if ((object)s_easternTimeZone == null)                    s_easternTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Eastern Standard Time");                 return s_easternTimeZone;            }        }         /// <summary>        /// Gets the Central time zone.        /// </summary>        public static TimeZoneInfo Central        {            get            {                if ((object)s_centralTimeZone == null)                    s_centralTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Central Standard Time");                 return s_centralTimeZone;            }        }         /// <summary>        /// Gets the Mountain time zone.        /// </summary>        public static TimeZoneInfo Mountain        {            get            {                if ((object)s_mountainTimeZone == null)                    s_mountainTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Mountain Standard Time");                 return s_mountainTimeZone;            }        }         /// <summary>        /// Gets the Pacific time zone.        /// </summary>        public static TimeZoneInfo Pacific        {            get            {                if ((object)s_pacificTimeZone == null)                    s_pacificTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Pacific Standard Time");                 return s_pacificTimeZone;            }        }         /// <summary>        /// Gets the Alaskan time zone.        /// </summary>        public static TimeZoneInfo Alaskan        {            get            {                if ((object)s_alaskanTimeZone == null)                    s_alaskanTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Alaskan Standard Time");                 return s_alaskanTimeZone;            }        }         /// <summary>        /// Gets the Hawaiian time zone.        /// </summary>        public static TimeZoneInfo Hawaiian        {            get            {                if ((object)s_hawaiianTimeZone == null)                    s_hawaiianTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Hawaiian Standard Time");                 return s_hawaiianTimeZone;            }        }         /// <summary>        /// Gets the West Pacific time zone.        /// </summary>        /// <remarks>        /// <para>This time zone is used by Guam and the Commonwealth of the Northern Mariana Islands.</para>        /// <para>This is also known as the Chamorro time zone.</para>        /// </remarks>        public static TimeZoneInfo WestPacific        {            get            {                if ((object)s_westPacificTimeZone == null)                    s_westPacificTimeZone = TimeZoneInfo.FindSystemTimeZoneById("West Pacific Standard Time");                 return s_westPacificTimeZone;            }        }         /// <summary>        /// Gets the Samoa time zone.        /// </summary>        /// <remarks>This time zone is used by the American Samoa.</remarks>        public static TimeZoneInfo Samoa        {            get            {                if ((object)s_samoaTimeZone == null)                    s_samoaTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Samoa Standard Time");                 return s_samoaTimeZone;            }        }    }}