1 files changed, 71 insertions, 0 deletions

diff --git a/OpenSim/Framework/IAssetCache.cs b/OpenSim/Framework/IAssetCache.cs
new file mode 100644
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+++ b/OpenSim/Framework/IAssetCache.cs
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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 OpenSim.Framework;
+
+namespace OpenSim.Framework
+{
+    public interface IAssetCache
+    {
+        /// <summary>
+        /// Cache the specified asset.
+        /// </summary>
+        /// <param name='asset'></param>
+        void Cache(AssetBase asset);
+
+        /// <summary>
+        /// Cache that the specified asset wasn't found.
+        /// </summary>
+        /// <param name='id'></param>
+        /// <summary>
+        void CacheNegative(string id);
+
+        /// Get an asset by its id.
+        /// </summary>
+        /// <param name='id'></param>
+        /// <param name='asset'>Will be set to null if no asset was found</param>
+        /// <returns>False if the asset has been negative-cached</returns>
+        bool Get(string id, out AssetBase asset);
+
+        /// <summary>
+        /// Check whether an asset with the specified id exists in the cache.
+        /// </summary>
+        /// <param name='id'></param>
+        bool Check(string id);
+
+        /// <summary>
+        /// Expire an asset from the cache.
+        /// </summary>
+        /// <param name='id'></param>
+        void Expire(string id);
+
+        /// <summary>
+        /// Clear the cache.
+        /// </summary>
+        void Clear();
+    }
+}