Experimental alternative cache module implementation, using GlynnTucker.Cache.dll.

author: diva 2009-05-26 21:24:18 +0000
committer: diva 2009-05-26 21:24:18 +0000
commit: ce5225e6dc7a8a86a13a274f6107be4fb5facbea (patch)
tree: b414690f73b442cf908003efd364a300196f24f9 /OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
parent: Changed the order of things in Scene creation. This piece of code is very jib... (diff)
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1 files changed, 126 insertions, 0 deletions
diff --git a/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs b/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
new file mode 100644
index 0000000..f0a43b0
--- /dev/null
+++ b/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
@@ -0,0 +1,126 @@
+/*
+ * 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 OpenSim 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 log4net;
+using System;
+using System.IO;
+using System.Collections.Generic;
+using System.Reflection;
+using GlynnTucker.Cache;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Services.Interfaces;
+namespace OpenSim.Region.CoreModules.Asset
+{
+    public class GlynnTuckerAssetCache : ISharedRegionModule, IImprovedAssetCache
+    {
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+        private bool m_Enabled = false;
+        private ICache m_Cache = new GlynnTucker.Cache.SimpleMemoryCache();
+        public string Name
+        {
+            get { return "GlynnTuckerAssetCache"; }
+        }
+        public void Initialise(IConfigSource source)
+        {
+            IConfig moduleConfig = source.Configs["Modules"];
+            if (moduleConfig != null)
+            {
+                string name = moduleConfig.GetString("AssetCaching", "GlynnTuckerAssetCache");
+                m_log.DebugFormat("[XXX] name = {0} (this module's name: {1}", name, Name);
+                if (name == Name)
+                {
+                    m_Enabled = true;
+                    m_log.Info("[ASSET CACHE]: GlynnTucker asset cache enabled");
+                }
+            }
+        }
+        public void PostInitialise()
+        {
+        }
+        public void Close()
+        {
+        }
+        public void AddRegion(Scene scene)
+        {
+            if (m_Enabled)
+                scene.RegisterModuleInterface<IImprovedAssetCache>(this);
+        }
+        public void RemoveRegion(Scene scene)
+        {
+        }
+        public void RegionLoaded(Scene scene)
+        {
+        }
+        ////////////////////////////////////////////////////////////
+        // IImprovedAssetCache
+        //
+        public void Cache(AssetBase asset)
+        {
+            if (asset != null)
+                m_Cache.AddOrUpdate(asset.ID, asset);
+        }
+        public AssetBase Get(string id)
+        {
+            Object asset = null;
+            m_Cache.TryGet(id, out asset);
+            return (AssetBase)asset;
+        }
+        public void Expire(string id)
+        {
+            Object asset = null;
+            if (m_Cache.TryGet(id, out asset))
+                m_Cache.Remove(id);
+        }
+        public void Clear()
+        {
+            m_Cache.Clear();
+        }
+    }
+}
author	diva	2009-05-26 21:24:18 +0000
committer	diva	2009-05-26 21:24:18 +0000
commit	ce5225e6dc7a8a86a13a274f6107be4fb5facbea (patch)
tree	b414690f73b442cf908003efd364a300196f24f9 /OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
parent	Changed the order of things in Scene creation. This piece of code is very jib... (diff)
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diff --git a/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs b/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs new file mode 100644 index 0000000..f0a43b0 --- /dev/null +++ b/OpenSim/Region/CoreModules/Asset/GlynnTuckerAssetCache.cs
@@ -0,0 +1,126 @@
	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 OpenSim 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
	28	using log4net;
	29	using System;
	30	using System.IO;
	31	using System.Collections.Generic;
	32	using System.Reflection;
	33	using GlynnTucker.Cache;
	34	using Nini.Config;
	35	using OpenSim.Framework;
	36	using OpenSim.Region.Framework.Interfaces;
	37	using OpenSim.Region.Framework.Scenes;
	38	using OpenSim.Services.Interfaces;
	39
	40	namespace OpenSim.Region.CoreModules.Asset
	41	{
	42	public class GlynnTuckerAssetCache : ISharedRegionModule, IImprovedAssetCache
	43	{
	44	private static readonly ILog m_log =
	45	LogManager.GetLogger(
	46	MethodBase.GetCurrentMethod().DeclaringType);
	47
	48	private bool m_Enabled = false;
	49	private ICache m_Cache = new GlynnTucker.Cache.SimpleMemoryCache();
	50
	51	public string Name
	52	{
	53	get { return "GlynnTuckerAssetCache"; }
	54	}
	55
	56	public void Initialise(IConfigSource source)
	57	{
	58	IConfig moduleConfig = source.Configs["Modules"];
	59
	60	if (moduleConfig != null)
	61	{
	62	string name = moduleConfig.GetString("AssetCaching", "GlynnTuckerAssetCache");
	63	m_log.DebugFormat("[XXX] name = {0} (this module's name: {1}", name, Name);
	64
	65	if (name == Name)
	66	{
	67	m_Enabled = true;
	68
	69	m_log.Info("[ASSET CACHE]: GlynnTucker asset cache enabled");
	70
	71	}
	72	}
	73	}
	74
	75	public void PostInitialise()
	76	{
	77	}
	78
	79	public void Close()
	80	{
	81	}
	82
	83	public void AddRegion(Scene scene)
	84	{
	85	if (m_Enabled)
	86	scene.RegisterModuleInterface<IImprovedAssetCache>(this);
	87	}
	88
	89	public void RemoveRegion(Scene scene)
	90	{
	91	}
	92
	93	public void RegionLoaded(Scene scene)
	94	{
	95	}
	96
	97	////////////////////////////////////////////////////////////
	98	// IImprovedAssetCache
	99	//
	100
	101	public void Cache(AssetBase asset)
	102	{
	103	if (asset != null)
	104	m_Cache.AddOrUpdate(asset.ID, asset);
	105	}
	106
	107	public AssetBase Get(string id)
	108	{
	109	Object asset = null;
	110	m_Cache.TryGet(id, out asset);
	111	return (AssetBase)asset;
	112	}
	113
	114	public void Expire(string id)
	115	{
	116	Object asset = null;
	117	if (m_Cache.TryGet(id, out asset))
	118	m_Cache.Remove(id);
	119	}
	120
	121	public void Clear()
	122	{
	123	m_Cache.Clear();
	124	}
	125	}
	126	}