/// <summary>
/// Determines if the specified hash field exists in redis.
/// </summary>
/// <param name="key">The key.</param>
/// <returns></returns>
public bool HashKeyExists(RedisHashKey key)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
return(_database.HashExists(key.Key, key.HashField));
}
/// <summary>
/// Stores the specified value against the specified hash value for the specified key.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="value">The value.</param>
/// <param name="flags">The flags.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">key</exception>
public bool HashSet(RedisHashKey key, RedisValue value, CommandFlags flags = CommandFlags.FireAndForget)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
return(_database.HashSet(key.Key, key.HashField, value, When.Always, flags));
}
/// <summary>
/// Deletes the specified hash field from the specified key.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="flags">The flags.</param>
/// <returns></returns>
public bool HashDelete(RedisHashKey key, CommandFlags flags = CommandFlags.FireAndForget)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
return(_database.HashDelete(key.Key, key.HashField, flags));
}
/// <summary>
/// Attempts to retrieve the value stored against the specified key and hash field.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="value">The value.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">key</exception>
public bool TryGetHash(RedisHashKey key, out RedisValue value)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
var val = _database.HashGet(key.Key, key.HashField);
if (val.HasValue)
{
value = val;
return(true);
}
value = RedisValue.Null;
return(false);
}