8.Java+Redis

        <dependency>
            <groupId>redis.clients</groupId>
            <artifactId>jedis</artifactId>
            <version>3.2.0</version>
        </dependency>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.62</version>
        </dependency>

public class TestPing {
    public static void main(String[] args) {
        Jedis jedis=new Jedis("192.168.116.128",6379);
        System.out.println(jedis.ping());

    }
}