/// <summary>
/// 判断缓存是否存在
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public bool Exists(string key)
{
if (string.IsNullOrWhiteSpace(key))
{
throw new ArgumentNullException(nameof(key));
}
return(CsRedisFactory.GetDatabase().Exists(key));
}
/// <summary>
/// 移除缓存
/// </summary>
/// <param name="key"></param>
public void RemoveCache(string key)
{
if (string.IsNullOrWhiteSpace(key))
{
throw new ArgumentNullException(nameof(key));
}
CsRedisFactory.GetDatabase().Del(key);
}
/// <summary>
/// 发布消息到对应主题
/// </summary>
/// <param name="key"></param>
/// <param name="filed"></param>
/// <param name="value"></param>
public async Task PublishAsync <T>(string channel, T value)
{
if (string.IsNullOrWhiteSpace(channel))
{
throw new ArgumentNullException(nameof(channel));
}
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
await CsRedisFactory.GetDatabase().PublishAsync(channel, JsonSerializer.Serialize(value));
}
/// <summary>
/// 设置缓存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <returns></returns>
public T GetCache <T>(string key) where T : class
{
if (string.IsNullOrWhiteSpace(key))
{
throw new ArgumentNullException(nameof(key));
}
var value = CsRedisFactory.GetDatabase().Get(key);
if (value == null)
{
return(default(T));
}
return(JsonSerializer.Deserialize <T>(value));
}
/// <summary>
/// 设置缓存
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
public void SetCache <T>(string key, T value)
{
if (string.IsNullOrWhiteSpace(key))
{
throw new ArgumentNullException(nameof(key));
}
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
if (Exists(key))
{
RemoveCache(key);
}
CsRedisFactory.GetDatabase().Set(key, JsonSerializer.Serialize <T>(value));
}
/// <summary>
/// 设置缓存带过期时间
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <param name="expiressAbsoulte"></param>
public void SetCache <T>(string key, T value, TimeSpan expiressAbsoulte)
{
if (string.IsNullOrWhiteSpace(key))
{
throw new ArgumentNullException(nameof(key));
}
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
if (Exists(key))
{
RemoveCache(key);
}
int.TryParse(expiressAbsoulte.TotalSeconds.ToString(), out int expiressSecond);
CsRedisFactory.GetDatabase().Set(key, JsonSerializer.Serialize <T>(value), expiressSecond);
}
/// <summary>
/// 设置哈希缓存
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
public void SetHashCache <T>(string key, string filed, T value)
{
if (string.IsNullOrWhiteSpace(key))
{
throw new ArgumentNullException(nameof(key));
}
if (string.IsNullOrWhiteSpace(filed))
{
throw new ArgumentNullException(nameof(filed));
}
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
if (CsRedisFactory.GetDatabase().HExists(key, filed))
{
CsRedisFactory.GetDatabase().HDel(key, filed);
}
CsRedisFactory.GetDatabase().HSet(key, filed, JsonSerializer.Serialize <T>(value));
}
/// <summary>
/// 订阅主题
/// </summary>
/// <param name="key"></param>
/// <param name="func"></param>
/// <returns></returns>
public void Subscribe <T>(string channel, Action <T> func)
{
CsRedisFactory.GetDatabase().Subscribe((channel, msg => { func.Invoke(JsonSerializer.Deserialize <T>(msg.Body)); }));
}
public void InitCacheService(string conn)
{
CsRedisFactory.Init(conn);
}
