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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Reflection;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Data;
using OpenSim.Services.Interfaces;
using OpenSim.Services.Base;
namespace OpenSim.Services.InventoryService
{
public class InventoryServiceBase : ServiceBase
{
protected IInventoryDataPlugin m_Database = null;
protected List<IInventoryDataPlugin> m_plugins = new List<IInventoryDataPlugin>();
public InventoryServiceBase(IConfigSource config) : base(config)
{
string dllName = String.Empty;
string connString = String.Empty;
//
// Try reading the [DatabaseService] section first, if it exists
//
IConfig dbConfig = config.Configs["DatabaseService"];
if (dbConfig != null)
{
dllName = dbConfig.GetString("StorageProvider", String.Empty);
connString = dbConfig.GetString("ConnectionString", String.Empty);
}
else
Console.WriteLine("------ dbConfig = null!");
//
// Try reading the more specific [InventoryService] section, if it exists
//
IConfig inventoryConfig = config.Configs["InventoryService"];
if (inventoryConfig != null)
{
dllName = inventoryConfig.GetString("StorageProvider", dllName);
connString = inventoryConfig.GetString("ConnectionString", connString);
}
//
// We tried, but this doesn't exist. We can't proceed.
//
if (dllName.Equals(String.Empty))
throw new Exception("No InventoryService configuration");
m_Database = LoadPlugin<IInventoryDataPlugin>(dllName);
if (m_Database == null)
throw new Exception("Could not find a storage interface in the given module");
//m_Database.Initialise(connString);
List<IInventoryDataPlugin> plugins
= DataPluginFactory.LoadDataPlugins<IInventoryDataPlugin>(dllName, connString);
foreach (IInventoryDataPlugin plugin in plugins)
AddPlugin(plugin);
}
#region Plugin methods
/// <summary>
/// Add a new inventory data plugin - plugins will be requested in the order they were added.
/// </summary>
/// <param name="plugin">The plugin that will provide data</param>
public void AddPlugin(IInventoryDataPlugin plugin)
{
m_plugins.Add(plugin);
}
/// <summary>
/// Adds a list of inventory data plugins, as described by `provider'
/// and `connect', to `m_plugins'.
/// </summary>
/// <param name="provider">
/// The filename of the inventory server plugin DLL.
/// </param>
/// <param name="connect">
/// The connection string for the storage backend.
/// </param>
public void AddPlugins(string provider, string connect)
{
m_plugins.AddRange(DataPluginFactory.LoadDataPlugins<IInventoryDataPlugin>(provider, connect));
}
#endregion
}
}
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