/// <summary>
/// 获取缓存, 如果缓存不存在就执行代理方法添加缓存
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="key">Key</param>
/// <param name="getDataFun">获取数据的代理</param>
/// <param name="second">缓存秒数</param>
/// <returns>缓存对象</returns>
public static T Get<T>(string key,int second,InsertCacheFun<T> getDataFun)
{
object obj = _cache[key];
if (obj == null)
{
obj = getDataFun();
if (second > 0)
Insert(key, obj, second);
}
return (T)obj;
}
public static T Get <T>(string key, int timeOut, InsertCacheFun <T> getDataFun)
{
object obj = Get(key);
if (obj == null)
{
obj = getDataFun();
if (timeOut > 0)
{
Add(key, obj, timeOut);
}
}
return((T)obj);
}
/// <summary>
/// 委托方法判断是否存在，不存在就缓存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <param name="min">到期秒数</param>
/// <param name="getDataFun">方法</param>
/// <returns></returns>
public static string GetString(string key, int min, InsertCacheFun <string> getDataFun)
{
string obj = string.Empty;
if (!Exists(key))
{
obj = getDataFun();
Set(key, obj, min);
}
else
{
obj = Get(key) as string;
}
return(obj.ToString());
}
/// <summary>
/// 委托方法判断是否存在，不存在就缓存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <param name="min">到期秒数</param>
/// <param name="getDataFun">方法</param>
/// <returns></returns>
public static T Get <T>(string key, int min, InsertCacheFun <T> getDataFun)
{
object obj = null;
if (!Exists(key))
{
obj = getDataFun();
Set(key, JsonConvert.SerializeObject(obj), min);
obj = Get(key);
}
else
{
obj = Get(key);
}
return(JsonConvert.DeserializeObject <T>(obj.ToString()));
}
/// <summary>
/// //委托方法判断是否存在，不存在就缓存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <param name="dt">到期日期</param>
/// <param name="getDataFun">方法</param>
/// <returns></returns>
public static T Get <T>(string key, DateTime dt, InsertCacheFun <T> getDataFun)
{
object obj = null;
if (!Exists(key))
{
var objList = getDataFun();
obj = JsonConvert.SerializeObject(objList);
Set(key, obj, dt);
}
else
{
obj = Get(key);
}
return(JsonConvert.DeserializeObject <T>(obj.ToString()));
}
/// <summary>
/// 获取缓存, 如果缓存不存在就执行代理方法添加缓存
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="key">Key</param>
/// <param name="getDataFun">获取数据的代理</param>
/// <param name="minutes">缓存分钟数</param>
/// <returns>缓存对象</returns>
public static T Get <T>(string key, int minutes, InsertCacheFun <T> getDataFun)
{
object obj = null;
if (checkKey(key))
{
obj = (T)Get(key);
if (obj == null)
{
obj = getDataFun();
if (minutes > 0 && obj != null)
{
Set(key, obj, minutes);
}
}
}
return((T)obj);
}
