123 lines
3.5 KiB
C#
123 lines
3.5 KiB
C#
/* Copyright (C) 2008 - 2011 Jordan Marr
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library. If not, see <http://www.gnu.org/licenses/>. */
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Data;
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using System.Data.OleDb;
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using System.Data.Common;
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namespace Marr.Data.Mapping
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{
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[AttributeUsage(AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)]
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public class ColumnAttribute : Attribute, IColumnInfo
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{
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private string _name;
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private string _altName;
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private int _size = 0;
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private bool _isPrimaryKey;
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private bool _isAutoIncrement;
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private bool _returnValue;
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private ParameterDirection _paramDirection = ParameterDirection.Input;
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public ColumnAttribute()
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{
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}
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public ColumnAttribute(string name)
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{
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_name = name;
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}
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/// <summary>
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/// Gets or sets the column name.
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/// </summary>
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public string Name
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{
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get { return _name; }
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set { _name = value; }
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}
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/// <summary>
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/// Gets or sets an alternate name that is used to define this column in views.
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/// If an AltName is present, it is used in the QueryViewToObjectGraph method.
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/// If an AltName is not present, it will return the Name property value.
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/// </summary>
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public string AltName
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{
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get { return _altName; }
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set { _altName = value; }
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}
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/// <summary>
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/// Gets or sets the column size.
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/// </summary>
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public int Size
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{
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get { return _size; }
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set { _size = value; }
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}
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/// <summary>
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/// Gets or sets a value that determines whether the column is the Primary Key.
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/// </summary>
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public bool IsPrimaryKey
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{
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get { return _isPrimaryKey; }
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set { _isPrimaryKey = value; }
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}
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/// <summary>
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/// Gets or sets a value that determines whether the column is an auto-incrementing seed column.
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/// </summary>
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public bool IsAutoIncrement
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{
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get { return _isAutoIncrement; }
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set { _isAutoIncrement = value; }
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}
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/// <summary>
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/// Gets or sets a value that determines whether the column has a return value.
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/// </summary>
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public bool ReturnValue
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{
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get { return _returnValue; }
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set { _returnValue = value; }
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}
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/// <summary>
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/// Gets or sets the ParameterDirection.
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/// </summary>
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public ParameterDirection ParamDirection
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{
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get { return _paramDirection; }
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set { _paramDirection = value; }
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}
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public string TryGetAltName()
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{
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if (!string.IsNullOrEmpty(AltName) && AltName != Name)
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{
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return AltName;
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}
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else
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{
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return Name;
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}
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}
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}
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}
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