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107 lines
3.2 KiB
107 lines
3.2 KiB
#if MYSQL_6_9
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// Copyright (c) 2004-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
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//
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// MySQL Connector/NET is licensed under the terms of the GPLv2
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// <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
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// MySQL Connectors. There are special exceptions to the terms and
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// conditions of the GPLv2 as it is applied to this software, see the
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// FLOSS License Exception
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// <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published
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// by the Free Software Foundation; version 2 of the License.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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using System;
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using Externals.MySql.Data.MySqlClient;
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using Externals.MySql.Data.MySqlClient.Properties;
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namespace Externals.MySql.Data.Common
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{
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/// <summary>
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/// Summary description for Version.
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/// </summary>
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internal struct DBVersion
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{
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private int major;
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private int minor;
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private int build;
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private string srcString;
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public DBVersion(string s, int major, int minor, int build)
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{
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this.major = major;
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this.minor = minor;
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this.build = build;
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srcString = s;
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}
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public int Major
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{
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get { return major; }
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}
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public int Minor
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{
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get { return minor; }
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}
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public int Build
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{
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get { return build; }
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}
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public static DBVersion Parse(string versionString)
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{
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int start = 0;
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int index = versionString.IndexOf('.', start);
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if (index == -1)
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throw new MySqlException(Resources.BadVersionFormat);
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string val = versionString.Substring(start, index - start).Trim();
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int major = Convert.ToInt32(val, System.Globalization.NumberFormatInfo.InvariantInfo);
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start = index + 1;
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index = versionString.IndexOf('.', start);
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if (index == -1)
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throw new MySqlException(Resources.BadVersionFormat);
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val = versionString.Substring(start, index - start).Trim();
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int minor = Convert.ToInt32(val, System.Globalization.NumberFormatInfo.InvariantInfo);
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start = index + 1;
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int i = start;
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while (i < versionString.Length && Char.IsDigit(versionString, i))
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i++;
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val = versionString.Substring(start, i - start).Trim();
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int build = Convert.ToInt32(val, System.Globalization.NumberFormatInfo.InvariantInfo);
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return new DBVersion(versionString, major, minor, build);
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}
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public bool isAtLeast(int majorNum, int minorNum, int buildNum)
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{
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if (major > majorNum) return true;
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if (major == majorNum && minor > minorNum) return true;
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if (major == majorNum && minor == minorNum && build >= buildNum) return true;
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return false;
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}
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public override string ToString()
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{
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return srcString;
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}
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}
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}
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#endif
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