Files
CypherCore/Source/Framework/Database/SQLResult.cs
T
Fabian a3dc7b3f48 Ported .Net Core commits:
hondacrx:
- Initial commit: Switch to .Net Core 2.0
- Fix build and removed not needed files
Fabi:
- Updated solution platforms.
- Changed folder structure.
- Change library target framework to netstandard2.0.
- Updated solution platforms again...
- Removed windows specific kernel32 function usage (Ctrl-C handler).
2017-10-26 17:23:44 +02:00

123 lines
3.2 KiB
C#

/*
* Copyright (C) 2012-2017 CypherCore <http://github.com/CypherCore>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Collections.Generic;
namespace Framework.Database
{
public class SQLResult
{
public SQLResult()
{
_rows = new List<object[]>();
}
public SQLResult(List<object[]> values)
{
_rows = values;
}
public T Read<T>(int column)
{
var value = _rows[_rowIndex][column];
if (value.GetType() == typeof(T))
return (T)value;
if (value != DBNull.Value)
return (T)Convert.ChangeType(value, typeof(T));
if (typeof(T).Name == "String")
return (T)Convert.ChangeType("", typeof(T));
return default(T);
}
public T[] ReadValues<T>(int startIndex, int numColumns)
{
T[] values = new T[numColumns];
for (var c = 0; c < numColumns; ++c)
values[c] = Read<T>(startIndex + c);
return values;
}
public bool IsNull(int column)
{
return _rows[_rowIndex][column] == DBNull.Value;
}
public int GetRowCount() { return _rows.Count; }
public bool IsEmpty() { return GetRowCount() == 0; }
public SQLFields GetFields() { return new SQLFields(_rows[_rowIndex]); }
public bool NextRow()
{
if (_rowIndex >= GetRowCount() - 1)
{
_rowIndex = 0;
return false;
}
_rowIndex++;
return true;
}
public void ResetRowIndex()
{
_rowIndex = 0;
}
private int _rowIndex;
List<object[]> _rows;
}
public class SQLFields
{
public SQLFields(object[] row) { _currentRow = row; }
public T Read<T>(int column)
{
var value = _currentRow[column];
if (value.GetType() == typeof(T))
return (T)value;
if (value != DBNull.Value)
return (T)Convert.ChangeType(value, typeof(T));
if (typeof(T).Name == "String")
return (T)Convert.ChangeType("", typeof(T));
return default(T);
}
public T[] ReadValues<T>(int startIndex, int numColumns)
{
T[] values = new T[numColumns];
for (var c = 0; c < numColumns; ++c)
values[c] = Read<T>(startIndex + c);
return values;
}
object[] _currentRow;
}
}