/// <summary>
/// 获取缓存泛型版本
/// </summary>
/// <typeparam name="T">缓存对象类型</typeparam>
/// <param name="key">缓存键</param>
/// <param name="cacheType">缓存类型（默认是Memcached）</param>
/// <returns>缓存对象（实际类型）</returns>
public static Dictionary <string, T> Get <T>(IEnumerable <string> keys, CacheTypeEnum cacheType = CacheTypeEnum.Default) where T : class
{
if (keys == null)
{
return(new Dictionary <string, T>());
}
;
if (Refresh() || IsNoCache())
{
return(new Dictionary <string, T>());
}
switch (cacheType)
{
case CacheTypeEnum.Memcached:
case CacheTypeEnum.Default:
default:
{
var data = Memcached.GetCache(keys);
if (data != null)
{
Dictionary <string, T> dic = new Dictionary <string, T>();
foreach (var item in data)
{
T t = item.Value as T;
dic.Add(item.Key, t);
}
return(dic);
}
else
{
return(new Dictionary <string, T>());
}
}
case CacheTypeEnum.HttpRuntime:
{
Dictionary <string, T> dic = new Dictionary <string, T>();
foreach (var key in keys)
{
var httpRuntimeData = RuntimeCache.GetCache(key);
var t = httpRuntimeData != null ? httpRuntimeData as T : null;
dic.Add(key, t);
}
return(dic);
}
}
}
/// <summary>
/// 移除缓存
/// </summary>
/// <param name="key">缓存键</param>
/// <param name="cacheType">缓存类型（默认是Memcached）</param>
/// <returns></returns>
public static bool Remove(string key, CacheTypeEnum cacheType = CacheTypeEnum.Default)
{
if (string.IsNullOrWhiteSpace(key))
{
return(false);
}
switch (cacheType)
{
case CacheTypeEnum.Memcached:
case CacheTypeEnum.Default:
default:
return(Memcached.DelCache(key));
case CacheTypeEnum.HttpRuntime:
return(RuntimeCache.DelCache(key));
}
}
/// <summary>
/// 设置缓存
/// </summary>
/// <param name="key">缓存键</param>
/// <param name="value">缓存内容</param>
/// <param name="timeOut">缓存过期时间，单位分钟,默认十分钟</param>
/// <param name="cacheType">缓存类型（默认是Memcached）</param>
/// <returns></returns>
public static bool Set(string key, object value, int timeOut = 10, CacheTypeEnum cacheType = CacheTypeEnum.Default)
{
if (IsNoCache())
{
return(true);
}
if (string.IsNullOrWhiteSpace(key))
{
return(false);
}
switch (cacheType)
{
case CacheTypeEnum.Memcached:
case CacheTypeEnum.Default:
default:
return(Memcached.AddCache(key, value, timeOut));
case CacheTypeEnum.HttpRuntime:
return(RuntimeCache.SetCache(key, value, timeOut));
}
}
/// <summary>
/// 获取缓存对象
/// </summary>
/// <param name="key">缓存键</param>
/// <param name="cacheType">缓存类型（默认是Memcached）</param>
/// <returns></returns>
public static object Get(string key, CacheTypeEnum cacheType = CacheTypeEnum.Default)
{
if (string.IsNullOrWhiteSpace(key))
{
return(null);
}
if (Refresh() || IsNoCache())
{
return(null);
}
switch (cacheType)
{
case CacheTypeEnum.Memcached:
case CacheTypeEnum.Default:
default:
return(Memcached.GetCache(key));
case CacheTypeEnum.HttpRuntime:
return(RuntimeCache.GetCache(key));
}
}
/// <summary>
/// 获取缓存泛型版本
/// </summary>
/// <typeparam name="T">缓存对象类型</typeparam>
/// <param name="key">缓存键</param>
/// <param name="cacheType">缓存类型（默认是Memcached）</param>
/// <returns>缓存对象（实际类型）</returns>
public static T Get <T>(string key, Func <T> func, int timeOut = 10, CacheTypeEnum cacheType = CacheTypeEnum.Default) where T : class
{
if (string.IsNullOrWhiteSpace(key))
{
return(default(T));
}
T result = null;
if (!Refresh() && !IsNoCache())
{
switch (cacheType)
{
case CacheTypeEnum.Memcached:
case CacheTypeEnum.Default:
default:
{
var data = Memcached.GetCache(key);
result = data != null ? data as T : null;
}
break;
case CacheTypeEnum.HttpRuntime:
{
var httpRuntimeData = RuntimeCache.GetCache(key);
result = httpRuntimeData != null ? httpRuntimeData as T : null;
} break;
}
}
if (result == null)
{
result = func();
if (result != null)
{
CacheHelper.Set(key, result, timeOut, cacheType);
}
}
return(result);
}
/// <summary>
/// 获取缓存泛型版本
/// </summary>
/// <typeparam name="T">缓存对象类型</typeparam>
/// <param name="key">缓存键</param>
/// <param name="cacheType">缓存类型（默认是Memcached）</param>
/// <returns>缓存对象（实际类型）</returns>
public static T Get <T>(string key, CacheTypeEnum cacheType = CacheTypeEnum.Default) where T : class
{
if (string.IsNullOrWhiteSpace(key))
{
return(default(T));
}
if (Refresh() || IsNoCache())
{
return(null);
}
switch (cacheType)
{
case CacheTypeEnum.Memcached:
case CacheTypeEnum.Default:
default:
var data = Memcached.GetCache(key);
return(data != null ? data as T : null);
case CacheTypeEnum.HttpRuntime:
var httpRuntimeData = RuntimeCache.GetCache(key);
return(httpRuntimeData != null ? httpRuntimeData as T : null);
}
}