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// Gabriel Burt <gburt@novell.com>
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// Copyright (C) 2007 Novell, Inc.
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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using System.Collections.Generic;
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public abstract class ModelCache<T> where T : ICacheableItem, new ()
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protected ICacheableModel model;
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public ModelCache (ICacheableModel model)
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public virtual T GetValue (long index)
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if (ContainsKey (index))
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FetchSet (index, model.FetchCount);
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if (ContainsKey (index))
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// Responsible for fetching a set of items and placing them in the cache
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protected abstract void FetchSet (long offset, long limit);
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// Regenerate the cache
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public abstract void Reload ();
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public abstract bool ContainsKey (long i);
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public abstract void Add (long i, T item);
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public abstract T this[long i] { get; }
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public abstract void Clear ();