Cache/Interfaces/ICache.cs

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/*
 * Author: Kishore Reddy
 * Url: http://commonlibrarynet.codeplex.com/
 * Title: CommonLibrary.NET
 * Copyright: � 2009 Kishore Reddy
 * License: LGPL License
 * LicenseUrl: http://commonlibrarynet.codeplex.com/license
 * Description: A C# based .NET 3.5 Open-Source collection of reusable components.
 * Usage: Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
using System;
using System.Collections.Generic;
using System.Text;
using System.Collections;


namespace ComLib.Caching
{
    /// <summary>
    /// Contract for Caching provider
    /// </summary>
    public interface ICache
    {
        /// <summary>
        /// Gets the number of items in the cache.
        /// </summary>
        int Count { get; }


        /// <summary>
        /// Gets a collection of all cache item keys.
        /// </summary>
        ICollection Keys { get; }


        /// <summary>
        /// Whether or not there is a cache entry for the specified key.
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        bool Contains(string key);


        /// <summary>
        /// Retrieves an item from the cache.
        /// </summary>
        object Get(object key);


        /// <summary>
        /// Retrieves an item from the cache of the specified type.
        /// </summary>
        T Get<T>(object key);