/// <summary>
/// 根据Key，通过正则匹配从WrapCacheConfigItems里帅选出符合的缓存项目，然后通过字典缓存起来
/// </summary>
/// <param name="key">根据Key获取缓存配置项</param>
/// <returns>缓存配置项</returns>
/// 时间：2015-12-31 15:52
/// 备注：
/// <exception cref="System.Exception"></exception>
public static WrapCacheConfigItem GetCurrentWrapCacheConfigItem(string key)
{
if (wrapCacheConfigItemDic == null)
{
wrapCacheConfigItemDic = new Dictionary <string, WrapCacheConfigItem>();
}
if (wrapCacheConfigItemDic.ContainsKey(key))
{
return(wrapCacheConfigItemDic[key]);
}
WrapCacheConfigItem _currentWrapCacheConfigItem = WrapCacheConfigItems.Where(i =>
Regex.IsMatch(ModuleName, i.CacheConfigItem.ModuleRegex, RegexOptions.IgnoreCase) &&
Regex.IsMatch(key, i.CacheConfigItem.KeyRegex, RegexOptions.IgnoreCase))
.OrderByDescending(i => i.CacheConfigItem.Priority).FirstOrDefault();
if (_currentWrapCacheConfigItem == null)
{
throw new Exception(string.Format("依据'{0}'获取缓存配置项异常！", key));
}
lock (lockObj)
{
if (!wrapCacheConfigItemDic.ContainsKey(key))
{
wrapCacheConfigItemDic.Add(key, _currentWrapCacheConfigItem);
}
}
return(_currentWrapCacheConfigItem);
}
/// <summary>
/// 获取缓存
/// </summary>
/// <typeparam name="T">泛型</typeparam>
/// <param name="key">键</param>
/// <param name="acquireFactory">若缓存不存在则获取后在存储到缓存</param>
/// <returns>值</returns>
public static T Get <T>(string key, Func <T> acquireFactory)
{
WrapCacheConfigItem _cacheConfig = CacheConfigContext.GetCurrentWrapCacheConfigItem(key);
ICacheProvider _cacheProvider = _cacheConfig.CacheProvider;
if (_cacheProvider.IsSet(key))
{
return(_cacheProvider.Get <T>(key));
}
var _result = acquireFactory();
_cacheProvider.Set(key, _result, _cacheConfig.CacheConfigItem.Minitus, _cacheConfig.CacheConfigItem.IsAbsoluteExpiration);
return(_result);
}
/// <summary>
/// 以键取值
/// </summary>
/// <param name="key">键</param>
/// <returns>值</returns>
public static object Get(string key)
{
WrapCacheConfigItem _cacheConfig = CacheConfigContext.GetCurrentWrapCacheConfigItem(key);
return(_cacheConfig.CacheProvider.Get(key));
}
/// <summary>
/// 设置缓存
/// </summary>
/// <param name="key">键</param>
/// <param name="value">值</param>
public static void Set(string key, object value)
{
WrapCacheConfigItem _cacheConfig = CacheConfigContext.GetCurrentWrapCacheConfigItem(key);
_cacheConfig.CacheProvider.Set(key, value, _cacheConfig.CacheConfigItem.Minitus, _cacheConfig.CacheConfigItem.IsAbsoluteExpiration, null);
}
/// <summary>
/// 移除
/// </summary>
/// <param name="key">键</param>
public static void Remove(string key)
{
WrapCacheConfigItem _cacheConfig = CacheConfigContext.GetCurrentWrapCacheConfigItem(key);
_cacheConfig.CacheProvider.Remove(key);
}
