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Diffstat (limited to '')
-rw-r--r-- | OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs new file mode 100644 index 0000000..e430fc7 --- /dev/null +++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs | |||
@@ -0,0 +1,87 @@ | |||
1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.org/ | ||
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions are met: | ||
7 | * * Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * * Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * * Neither the name of the OpenSimulator Project nor the | ||
13 | * names of its contributors may be used to endorse or promote products | ||
14 | * derived from this software without specific prior written permission. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | ||
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | ||
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | */ | ||
27 | using System; | ||
28 | using System.Reflection; | ||
29 | using System.Collections.Generic; | ||
30 | using OpenSim.Framework; | ||
31 | using OpenSim.Services.Interfaces; | ||
32 | using OpenMetaverse; | ||
33 | using log4net; | ||
34 | |||
35 | namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts | ||
36 | { | ||
37 | public class UserAccountCache | ||
38 | { | ||
39 | //private static readonly ILog m_log = | ||
40 | // LogManager.GetLogger( | ||
41 | // MethodBase.GetCurrentMethod().DeclaringType); | ||
42 | |||
43 | private ICnmCache<UUID, UserAccount> m_UUIDCache; | ||
44 | private Dictionary<string, UUID> m_NameCache; | ||
45 | |||
46 | public UserAccountCache() | ||
47 | { | ||
48 | // Warning: the size values are a bit fuzzy. What matters | ||
49 | // most for this cache is the count value (128 entries). | ||
50 | m_UUIDCache = CnmSynchronizedCache<UUID, UserAccount>.Synchronized(new CnmMemoryCache<UUID, UserAccount>( | ||
51 | 128, 128*512, TimeSpan.FromMinutes(30.0))); | ||
52 | m_NameCache = new Dictionary<string, UUID>(); // this one is unbound | ||
53 | } | ||
54 | |||
55 | public void Cache(UserAccount account) | ||
56 | { | ||
57 | m_UUIDCache.Set(account.PrincipalID, account, 512); | ||
58 | m_NameCache[account.Name] = account.PrincipalID; | ||
59 | |||
60 | //m_log.DebugFormat("[USER CACHE]: cached user {0} {1}", account.FirstName, account.LastName); | ||
61 | } | ||
62 | |||
63 | public UserAccount Get(UUID userID) | ||
64 | { | ||
65 | UserAccount account = null; | ||
66 | if (m_UUIDCache.TryGetValue(userID, out account)) | ||
67 | { | ||
68 | //m_log.DebugFormat("[USER CACHE]: Account {0} {1} found in cache", account.FirstName, account.LastName); | ||
69 | return account; | ||
70 | } | ||
71 | |||
72 | return null; | ||
73 | } | ||
74 | |||
75 | public UserAccount Get(string name) | ||
76 | { | ||
77 | if (!m_NameCache.ContainsKey(name)) | ||
78 | return null; | ||
79 | |||
80 | UserAccount account = null; | ||
81 | if (m_UUIDCache.TryGetValue(m_NameCache[name], out account)) | ||
82 | return account; | ||
83 | |||
84 | return null; | ||
85 | } | ||
86 | } | ||
87 | } | ||