/// <summary>
/// Determines whether an item with the given cache key is in the cache.
/// </summary>
/// <param name="key">Cache Key</param>
/// <param name="partitionName">
/// Optional value for the name of a partition in the application cache. Partitions can be a good way to categorize or group
/// certain types of items in the cache together.
/// </param>
/// <returns>Whether or not there is an item in the cache with that key and partition name</returns>
public async Task <bool> ContainsAsync(string key, string partitionName = "")
{
if (string.IsNullOrEmpty(key))
{
return(false);
}
if (string.IsNullOrEmpty(partitionName))
{
return(await _redisDatabase.KeyExistsAsync(key).ConfigureAwait(false));
}
var partitionKey = ComposePartitionKey(partitionName);
return(await _redisDatabase.HashExistsAsync(partitionKey, key).ConfigureAwait(false));
}
/// <summary>
/// 判断该字段是否存在 hash 中
/// </summary>
/// <param name="redisKey"></param>
/// <param name="hashField"></param>
/// <returns></returns>
public async Task <bool> HashExistsAsync(string redisKey, string hashField)
{
redisKey = GetKeyForRedis(redisKey);
return(await _database.HashExistsAsync(redisKey, hashField));
}