clockwerk-opensim-stable – Blame information for rev 1
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1 | vero | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ |
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3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions are met: |
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7 | * * Redistributions of source code must retain the above copyright |
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8 | * notice, this list of conditions and the following disclaimer. |
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9 | * * Redistributions in binary form must reproduce the above copyright |
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10 | * notice, this list of conditions and the following disclaimer in the |
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11 | * documentation and/or other materials provided with the distribution. |
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12 | * * Neither the name of the OpenSimulator Project nor the |
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13 | * names of its contributors may be used to endorse or promote products |
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14 | * derived from this software without specific prior written permission. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
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17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
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20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 | */ |
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27 | |||
28 | using log4net; |
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29 | using System; |
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30 | using System.IO; |
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31 | using System.Collections.Generic; |
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32 | using System.Reflection; |
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33 | using Mono.Addins; |
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34 | using Nini.Config; |
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35 | using OpenSim.Framework; |
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36 | using OpenSim.Region.Framework.Interfaces; |
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37 | using OpenSim.Region.Framework.Scenes; |
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38 | using OpenSim.Services.Interfaces; |
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39 | |||
40 | namespace OpenSim.Region.CoreModules.Asset |
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41 | { |
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42 | [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "CoreAssetCache")] |
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43 | public class CoreAssetCache : ISharedRegionModule, IImprovedAssetCache |
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44 | { |
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45 | private static readonly ILog m_log = |
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46 | LogManager.GetLogger( |
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47 | MethodBase.GetCurrentMethod().DeclaringType); |
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48 | |||
49 | private bool m_Enabled; |
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50 | private Cache m_Cache; |
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51 | |||
52 | public string Name |
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53 | { |
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54 | get { return "CoreAssetCache"; } |
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55 | } |
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56 | |||
57 | public Type ReplaceableInterface |
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58 | { |
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59 | get { return null; } |
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60 | } |
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61 | |||
62 | public void Initialise(IConfigSource source) |
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63 | { |
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64 | IConfig moduleConfig = source.Configs["Modules"]; |
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65 | |||
66 | if (moduleConfig != null) |
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67 | { |
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68 | string name = moduleConfig.GetString("AssetCaching"); |
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69 | //m_log.DebugFormat("[XXX] name = {0} (this module's name: {1}", name, Name); |
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70 | |||
71 | if (name == Name) |
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72 | { |
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73 | IConfig assetConfig = source.Configs["AssetCache"]; |
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74 | if (assetConfig == null) |
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75 | { |
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76 | m_log.Error("[ASSET CACHE]: AssetCache missing from OpenSim.ini"); |
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77 | return; |
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78 | } |
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79 | |||
80 | m_Cache = new Cache(CacheMedium.Memory, CacheStrategy.Aggressive, CacheFlags.AllowUpdate); |
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81 | m_Enabled = true; |
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82 | |||
83 | m_log.Info("[ASSET CACHE]: Core asset cache enabled"); |
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84 | |||
85 | m_Cache.Size = assetConfig.GetInt("CacheBuckets", 32768); |
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86 | } |
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87 | } |
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88 | } |
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89 | |||
90 | public void PostInitialise() |
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91 | { |
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92 | } |
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93 | |||
94 | public void Close() |
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95 | { |
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96 | } |
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97 | |||
98 | public void AddRegion(Scene scene) |
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99 | { |
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100 | if (m_Enabled) |
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101 | scene.RegisterModuleInterface<IImprovedAssetCache>(this); |
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102 | } |
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103 | |||
104 | public void RemoveRegion(Scene scene) |
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105 | { |
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106 | } |
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107 | |||
108 | public void RegionLoaded(Scene scene) |
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109 | { |
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110 | } |
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111 | |||
112 | //////////////////////////////////////////////////////////// |
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113 | // IImprovedAssetCache |
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114 | // |
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115 | |||
116 | public void Cache(AssetBase asset) |
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117 | { |
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118 | if (asset != null) |
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119 | m_Cache.Store(asset.ID, asset); |
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120 | } |
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121 | |||
122 | public AssetBase Get(string id) |
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123 | { |
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124 | return (AssetBase)m_Cache.Get(id); |
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125 | } |
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126 | |||
127 | public void Expire(string id) |
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128 | { |
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129 | m_Cache.Invalidate(id); |
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130 | } |
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131 | |||
132 | public void Clear() |
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133 | { |
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134 | m_Cache.Clear(); |
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135 | } |
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136 | } |
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137 | } |