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/*
* Copyright (c) 2022 Vaughn Nugent
*
* Library: VNLib
* Package: VNLib.Plugins.Extensions.Data
* File: SqlVariable.cs
*
* SqlVariable.cs is part of VNLib.Plugins.Extensions.Data which is part of the larger
* VNLib collection of libraries and utilities.
*
* VNLib.Plugins.Extensions.Data is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* VNLib.Plugins.Extensions.Data is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see https://www.gnu.org/licenses/.
*/
using System;
using System.Data;
namespace VNLib.Plugins.Extensions.Data.SQL
{
/// <summary>
/// Property attribute that specifies the property is to be used for a given command variable
/// </summary>
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field)]
public sealed class SqlVariableAttribute : Attribute
{
public string VariableName { get; }
public DbType DataType { get; }
public ParameterDirection Direction { get; }
public int Size { get; }
public bool IsNullable { get; }
/// <summary>
/// Specifies the property to be used as an SQL variable
/// </summary>
/// <param name="variableName">Sql statement variable this property will substitute</param>
/// <param name="dataType">The sql data the property will represent</param>
/// <param name="direction">Data direction during execution</param>
/// <param name="size">Column size</param>
/// <param name="isNullable">Is this property allowed to be null</param>
public SqlVariableAttribute(string variableName, DbType dataType, ParameterDirection direction, int size, bool isNullable)
{
this.VariableName = variableName;
this.DataType = dataType;
this.Direction = direction;
this.Size = size;
this.IsNullable = isNullable;
}
}
}
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