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95 lines
3.1 KiB
C#
95 lines
3.1 KiB
C#
// Copyright © 2009, 2011, Oracle and/or its affiliates. All rights reserved.
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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 System.Collections.Generic;
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using System.Text;
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using MySql.Data.MySqlClient;
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using System.Configuration.Provider;
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using MySql.Web.Properties;
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namespace MySql.Web.General
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{
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internal class Application
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{
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private long _id;
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private string _desc;
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public Application(string name, string desc)
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{
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Id = -1;
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Name = name;
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Description = desc;
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}
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public long Id
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{
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get { return _id; }
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private set { _id = value; }
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}
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public string Name;
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public string Description
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{
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get { return _desc; }
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private set { _desc = value; }
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}
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public long FetchId(MySqlConnection connection)
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{
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if (Id == -1)
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{
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MySqlCommand cmd = new MySqlCommand(
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@"SELECT id FROM my_aspnet_applications WHERE name=@name", connection);
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cmd.Parameters.AddWithValue("@name", Name);
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object id = cmd.ExecuteScalar();
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Id = id == null ? -1 : Convert.ToInt64(id);
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}
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return Id;
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}
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/// <summary>
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/// Creates the or fetch application id.
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/// </summary>
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/// <param name="applicationName">Name of the application.</param>
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/// <param name="applicationId">The application id.</param>
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/// <param name="applicationDesc">The application desc.</param>
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/// <param name="connection">The connection.</param>
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public long EnsureId(MySqlConnection connection)
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{
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// first try and retrieve the existing id
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if (FetchId(connection) <= 0)
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{
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MySqlCommand cmd = new MySqlCommand(
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"INSERT INTO my_aspnet_applications VALUES (NULL, @appName, @appDesc)", connection);
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cmd.Parameters.AddWithValue("@appName", Name);
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cmd.Parameters.AddWithValue("@appDesc", Description);
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int recordsAffected = cmd.ExecuteNonQuery();
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if (recordsAffected != 1)
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throw new ProviderException(Resources.UnableToCreateApplication);
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Id = cmd.LastInsertedId;
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}
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return Id;
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}
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}
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}
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