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76 lines
2.0 KiB
Plaintext
76 lines
2.0 KiB
Plaintext
using System;
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using System.Collections.Generic;
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namespace BP.GPM.DTalk.DDSDK
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{
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/// <summary>
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/// 简易缓存
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/// </summary>
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public class SimpleCacheProvider : ICacheProvider
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{
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private static SimpleCacheProvider _instance = null;
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#region GetInstance
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/// <summary>
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/// 获取缓存实例
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/// </summary>
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/// <returns></returns>
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public static SimpleCacheProvider GetInstance()
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{
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if (_instance == null) _instance = new SimpleCacheProvider();
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return _instance;
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}
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#endregion
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private Dictionary<string, CacheItem> _caches;
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private SimpleCacheProvider()
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{
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this._caches = new Dictionary<string, CacheItem>();
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}
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#region GetCache
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/// <summary>
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/// 获取缓存
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/// </summary>
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/// <param name="key"></param>
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/// <returns></returns>
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public object GetCache(string key)
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{
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object obj = this._caches.ContainsKey(key) ? this._caches[key].Expired() ? null : this._caches[key].Value : null;
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return obj;
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}
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/// <summary>
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/// 获取缓存
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="key"></param>
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/// <returns></returns>
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public T GetCache<T>(String key)
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{
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object obj = GetCache(key);
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if (obj == null)
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{
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return default(T);
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}
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T result = (T)obj;
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return result;
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}
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#endregion
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#region SetCache
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/// <summary>
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/// 设置缓存
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/// </summary>
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/// <param name="key"></param>
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/// <param name="value"></param>
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/// <param name="expire"></param>
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public void SetCache(string key, object value, int expire = 300)
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{
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this._caches[key] = new CacheItem(key, value, expire);
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}
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#endregion
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}
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}
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