public static MemoryCacheManager GetManager()
{
lock (lockobj)//控制多线程的并发问题
{
if (_memoryCacheManager == null)
{
_memoryCacheManager = new MemoryCacheManager();
}
}
return(_memoryCacheManager);
}
/// <summary>
/// 该方法是获取一个新缓存对象
/// </summary>
/// <param name="cacheName">MemoryCache名字</param>
/// <returns></returns>
public static MemoryCache GetMemoryCache(string cacheName)
{
if (MemoryCacheManager.GetManager().ContainCache(cacheName))
{
return(MemoryCacheManager.GetManager().Get(cacheName));
}
else
{
return(new MemoryCache(cacheName));
}
}
private MemoryCache(string cacheName)
{
this._name = cacheName;
this._cache = new Dictionary <string, MemoryCacheEntry>();
MemoryCacheManager.GetManager().Add(this);
}
/// <summary>从MemoryCache中移除缓存对象（供MemoryCacheEntry的回调）</summary>
/// <param name="cacheName"></param>
/// <param name="key"></param>
internal void RemoveCache(string cacheName, string key)
{
MemoryCacheManager.GetManager().Get(cacheName).RemoveCache(key);
}