HttpRuntime自定义定时更新缓存

/// <summary>
/// 缓存更新类
/// </summary>
/// <typeparam name="T">缓存对象</typeparam>
public class UpdateCacheHelper<T>
{
/// <summary>
/// 计时器
/// </summary>
private System.Threading.Timer timer; /// <summary>
/// 缓存时间（分钟）
/// </summary>
private int saveTime; /// <summary>
/// 默认（毫秒）
/// </summary>
private int intervalTime = * ; /// <summary>
/// 缓存键
/// </summary>
private string cacheKey = string.Empty; /// <summary>
/// 代理
/// </summary>
private Delegate dele; /// <summary>
/// 代理的入参
/// </summary>
private object[] objs; /// <summary>
/// 更新缓存类
/// </summary>
/// <param name="dele">代理</param>
/// <param name="cacheKey">key</param>
/// <param name="saveTime">缓存时间（分钟）</param>
/// <param name="intervalTime">间隔时间（秒）</param>
/// <param name="objs">入参</param>
public UpdateCacheHelper(Delegate dele, string cacheKey, int saveTime, int intervalTime, params object[] objs)
{
this.dele = dele;
this.cacheKey = cacheKey;
this.saveTime = saveTime;
this.intervalTime = intervalTime * ;
this.objs = objs;
this.timer = new System.Threading.Timer(new System.Threading.TimerCallback(this.CheckDependencyCallBack), this, , this.intervalTime);
} /// <summary>
/// 从数据库获取数据
/// </summary>
/// <returns>数据</returns>
public T GetData()
{
string assemblyName = this.dele.Target.GetType().Assembly.FullName;
string typeName = this.dele.Target.GetType().FullName; object instance = Assembly.Load(assemblyName).CreateInstance(typeName); MethodInfo methodInfo = this.dele.Method; return (T)methodInfo.Invoke(instance, this.objs);
} /// <summary>
/// 回调函数
/// </summary>
/// <param name="sender">sender</param>
private void CheckDependencyCallBack(object sender)
{
T newData = this.GetData();
HttpRuntime.Cache.Insert(this.cacheKey, newData, null, Cache.NoAbsoluteExpiration, new TimeSpan(, this.saveTime, ), CacheItemPriority.NotRemovable, null);
}
}