api/java/src/main/java/com/navercorp/redis/cluster/spring/RedisClusterConnection.java
@Override
    public Double zIncrBy(byte[] key, double increment, byte[] value) {
        try {
            if (isPipelined()) {
                pipeline(new JedisResult(pipeline.zincrby(key, increment, value)));
                return null;
            }

            return client.zincrby(key, increment, value);
        } catch (Exception ex) {
            throw convertException(ex);
        }
    }
@Override
    public Double zIncrBy(byte[] key, double increment, byte[] value) {
        try {
            if (isPipelined()) {
                pipeline(new JedisResult(pipeline.zincrby(key, increment, value)));
                return null;
            }

            return client.zincrby(key, increment, value);
        } catch (Exception ex) {
            throw convertException(ex);
        }
    }
/*
@see org.springframework.data.redis.connection.RedisZSetCommands#zIncrBy(byte[], double, byte[])