100 lines
2.3 KiB
C#
100 lines
2.3 KiB
C#
///////////////////////////////////////////////////////////
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//
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// Implementation of Class WikiPageExistanceChecker
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// CSLA type: Read-only object
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// Created on: 23-Dec-2010
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// Object design: John
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// Coded: 23-Dec-2010
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///////////////////////////////////////////////////////////
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using System;
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using System.Data;
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using CSLA.Data;
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using GZTW.Data;
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using CSLA;
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using System.Threading;
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using CSLA.Security;
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using System.ComponentModel;
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namespace GZTW.AyaNova.BLL
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{
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//case 496
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/// <summary>
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///Confirms the presence of an WikiPage
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///in the AyaNova database
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/// </summary>
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[Serializable, EditorBrowsable(EditorBrowsableState.Never)]
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internal class WikiPageExistanceChecker : ReadOnlyBase
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{
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#region Attributes
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private bool mExists;
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#endregion
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#region Constructor
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/// <summary>
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/// Private constructor to prevent direct instantiation
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/// </summary>
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private WikiPageExistanceChecker()
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{
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}
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#endregion
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#region Static methods
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internal static bool WikiPageExists(Guid SourceObjectID)
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{
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return ((WikiPageExistanceChecker)DataPortal.Fetch(new Criteria(SourceObjectID))).mExists;
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}
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#endregion
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#region DAL DATA ACCESS
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///
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/// <param Bool="Criteria"></param>
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protected override void DataPortal_Fetch(object Criteria)
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{
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Criteria crit = (Criteria)Criteria;
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if (DBUtil.ToGuid(DBUtil.GetScalarFromSQLString(
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"SELECT aID FROM aWikiPage WHERE (AROOTOBJECTID = @ID)", crit.objectID
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)) == Guid.Empty)
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this.mExists = false;
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else
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this.mExists = true;
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}
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#endregion
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#region criteria
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/// <summary>
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/// Criteria for identifying existing object
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/// </summary>
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[Serializable]
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private class Criteria
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{
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public Guid objectID;
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public Criteria(Guid _objectID)
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{
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objectID = _objectID;
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}
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}
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#endregion
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}//end class
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}//end namespace GZTW.AyaNova.BLL |