/// <summary>
/// 打开指定缓存,如缓存项不存在，则自动创建该项缓存
/// </summary>
/// <param name="CacheName">缓存项键值</param>
/// <param name="eliminateMethod">缓存淘汰算法</param>
/// <returns>该项缓存</returns>
public static CacheItem <TParam, TKey, TValue> OpenCache <TParam, TKey, TValue>(string CacheName, IEliminateMethod eliminateMethod)
{
CacheItem <TParam, TKey, TValue> item = GetCacheItem <TParam, TKey, TValue>(CacheName);
if (item == null)
{
item = new CacheItem <TParam, TKey, TValue>(eliminateMethod);
SetCacheItem(CacheName, item);
}
return(item);
}
/// <summary>
/// 构造函数：指定缓存对象的算法,本类缓存是不进行自动同步功能，默认可保存50000条记录
/// </summary>
/// <param name="eliminateMethod"></param>
internal CacheItem(IEliminateMethod eliminateMethod)
: this()
{
_IEliminateMethod = eliminateMethod;
maxSize = 50000;
}
/// <summary>
/// 构造函数：指定缓存对象的算法,本类缓存是不进行自动同步功能,并同时指定从数据源获取单项值的委托,默认可保存50000条记录
/// </summary>
/// <param name="eliminateMethod"></param>
/// <param name="method"></param>
internal CacheItem(IEliminateMethod eliminateMethod, Func <TParam, TValue> method) : this()
{
_IEliminateMethod = eliminateMethod;
GetCacheDataMethod = method;
maxSize = 50000;
}
/// <summary>
/// 打开指定缓存,如缓存项不存在，则自动创建该项缓存
/// </summary>
/// <param name="CacheName">缓存项键值</param>
/// <param name="eliminateMethod">缓存淘汰算法</param>
/// <param name="method">获取单项值的委托</param>
/// <returns>该项缓存</returns>
public static CacheItem <TParam, TKey, TValue> OpenCache <TParam, TKey, TValue>(string CacheName, IEliminateMethod eliminateMethod, Func <TParam, TValue> method)
{
return(CacheHelper.OpenCache <TParam, TKey, TValue>(CacheName, eliminateMethod, method));
}
