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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.Reflection;
using System.Collections.Generic;
using OpenSim.Framework;
using OpenSim.Services.Interfaces;
using OpenMetaverse;
using log4net;
namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts
{
public class UserAccountCache
{
//private static readonly ILog m_log =
// LogManager.GetLogger(
// MethodBase.GetCurrentMethod().DeclaringType);
private ICnmCache<UUID, UserAccount> m_UUIDCache;
private Dictionary<string, UUID> m_NameCache;
public UserAccountCache()
{
// Warning: the size values are a bit fuzzy. What matters
// most for this cache is the count value (128 entries).
m_UUIDCache = CnmSynchronizedCache<UUID, UserAccount>.Synchronized(new CnmMemoryCache<UUID, UserAccount>(
128, 128*512, TimeSpan.FromMinutes(30.0)));
m_NameCache = new Dictionary<string, UUID>(); // this one is unbound
}
public void Cache(UserAccount account)
{
m_UUIDCache.Set(account.PrincipalID, account, 512);
m_NameCache[account.Name] = account.PrincipalID;
//m_log.DebugFormat("[USER CACHE]: cached user {0} {1}", account.FirstName, account.LastName);
}
public UserAccount Get(UUID userID)
{
UserAccount account = null;
if (m_UUIDCache.TryGetValue(userID, out account))
{
//m_log.DebugFormat("[USER CACHE]: Account {0} {1} found in cache", account.FirstName, account.LastName);
return account;
}
return null;
}
public UserAccount Get(string name)
{
if (!m_NameCache.ContainsKey(name))
return null;
UserAccount account = null;
if (m_UUIDCache.TryGetValue(m_NameCache[name], out account))
return account;
return null;
}
}
}
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