You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

76 lines
2.0 KiB
Plaintext

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