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// Copyright (c) 2004-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
//
// MySQL Connector/NET is licensed under the terms of the GPLv2
// <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
// MySQL Connectors. There are special exceptions to the terms and
// conditions of the GPLv2 as it is applied to this software, see the
// FLOSS License Exception
// <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
//
// 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; version 2 of the License.
//
// 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, write to the Free Software Foundation, Inc.,
// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
using System;
using MySql.Data.MySqlClient;
using MySql.Data.MySqlClient.Properties;
namespace MySql.Data.Common
{
/// <summary>
/// Summary description for Version.
/// </summary>
internal struct DBVersion
{
private int major;
private int minor;
private int build;
private string srcString;
public DBVersion( string s, int major, int minor, int build)
{
this.major = major;
this.minor = minor;
this.build = build;
srcString = s;
}
public int Major
{
get { return major; }
}
public int Minor
{
get { return minor; }
}
public int Build
{
get { return build; }
}
public static DBVersion Parse( string versionString )
{
int start = 0;
int index = versionString.IndexOf('.', start);
if (index == -1)
throw new MySqlException(Resources.BadVersionFormat);
string val = versionString.Substring(start, index-start).Trim();
int major = Convert.ToInt32(val, System.Globalization.NumberFormatInfo.InvariantInfo);
start = index+1;
index = versionString.IndexOf('.', start);
if (index == -1)
throw new MySqlException(Resources.BadVersionFormat);
val = versionString.Substring(start, index-start).Trim();
int minor = Convert.ToInt32(val, System.Globalization.NumberFormatInfo.InvariantInfo);
start = index+1;
int i = start;
while (i < versionString.Length && Char.IsDigit(versionString, i))
i++;
val = versionString.Substring(start, i-start).Trim();
int build = Convert.ToInt32(val, System.Globalization.NumberFormatInfo.InvariantInfo);
return new DBVersion(versionString, major, minor, build);
}
public bool isAtLeast(int majorNum, int minorNum, int buildNum)
{
if (major > majorNum) return true;
if (major == majorNum && minor > minorNum) return true;
if (major == majorNum && minor == minorNum && build >= buildNum) return true;
return false;
}
public override string ToString()
{
return srcString;
}
}
}
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