/// <summary>
/// 获取缓存的值
/// </summary>
/// <param name="cacheName"></param>
/// <returns></returns>
public static T Get <T>(string cacheName)
{
if (CacheObjectData.ContainsKey(cacheName))
{
DataObjectModel <T> model = (DataObjectModel <T>)CacheObjectData[cacheName];
if (DateTime.Now > model.LastRequestTime.Add(model.TimeSpan))
{
lock (model.DataObject)
{
if (DateTime.Now > model.LastRequestTime.Add(model.TimeSpan))
{
model.DataObject = model.Function.Invoke(model.args);
}
else
{
return(model.DataObject);
}
}
return(model.DataObject);
}
else
{
return(model.DataObject);
}
}
else
{
throw new Exception("缓存管理器中不包含该缓存");
}
}
/// <summary>
/// 更新缓存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="timeSpan"></param>
/// <param name="cacheName"></param>
/// <param name="function"></param>
/// <param name="args"></param>
/// <returns></returns>
private static bool Updata <T>(TimeSpan timeSpan, string cacheName, Func <Args, T> function, Args args)
{
DataObjectModel <T> dataStringModel = new DataObjectModel <T>();
dataStringModel.DataObject = function.Invoke(args);
dataStringModel.LastRequestTime = DateTime.Now;
dataStringModel.TimeSpan = timeSpan;
dataStringModel.Function = function;
dataStringModel.args = args;
CacheObjectData[cacheName] = dataStringModel;
return(true);
}
/// <summary>
/// 设置缓存
/// </summary>
/// <param name="timeSpan">多久更新一次</param>
/// <param name="cacheName">缓存名称</param>
/// <param name="function">更新缓存的方法</param>
/// <param name="args">更新缓存的方法参数</param>
public static bool Set <T>(TimeSpan timeSpan, string cacheName, Func <Args, T> function, Args args)
{
if (CacheObjectData.ContainsKey(cacheName))
{
return(Updata(timeSpan, cacheName, function, args));
}
else
{
DataObjectModel <T> dataStringModel = new DataObjectModel <T>();
dataStringModel.DataObject = function.Invoke(args);
dataStringModel.LastRequestTime = DateTime.Now;
dataStringModel.TimeSpan = timeSpan;
dataStringModel.Function = function;
dataStringModel.args = args;
CacheObjectData.Add(cacheName, dataStringModel);
return(true);
}
}
