Radarr/src/Marr.Data/Converters/BooleanYNConverter.cs

75 lines
2.0 KiB
C#

/* Copyright (C) 2008 - 2011 Jordan Marr
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library. If not, see <http://www.gnu.org/licenses/>. */
using System;
using Marr.Data.Mapping;
namespace Marr.Data.Converters
{
public class BooleanYNConverter : IConverter
{
public object FromDB(ConverterContext context)
{
if (context.DbValue == DBNull.Value)
{
return DBNull.Value;
}
string val = context.DbValue.ToString();
if (val == "Y")
{
return true;
}
if (val == "N")
{
return false;
}
throw new ConversionException(
string.Format(
"The BooleanYNConverter could not convert the value '{0}' to a boolean.",
context.DbValue));
}
public object FromDB(ColumnMap map, object dbValue)
{
return FromDB(new ConverterContext { ColumnMap = map, DbValue = dbValue });
}
public object ToDB(object clrValue)
{
bool? val = (bool?)clrValue;
if (val == true)
{
return "Y";
}
if (val == false)
{
return "N";
}
return DBNull.Value;
}
public Type DbType
{
get
{
return typeof(string);
}
}
}
}