This tutorial shows how to use Upstash with Redisson client.

See code

1 Create a Maven Project

Create a maven project and copy the follwing dependency to your pom.xml

<dependency>
    <groupId>org.redisson</groupId>
    <artifactId>redisson</artifactId>
    <version>3.15.4</version>
</dependency>

2 Create a Redis (Upstash) Database

Create a database as getting started

3 Code

Create your java file and replace Redis password and URL below. If you enabled TLS, the endpoint should start with rediss

public class Main {

    public static void main(String[] args) {
        Config config = new Config();
        config.useSingleServer().setPassword("YOUR_PASSWORD")
                // use "rediss://" for SSL connection
                .setAddress("YOUR_ENDPOINT");
        RedissonClient redisson = Redisson.create(config);
        RMap<String, String> map = redisson.getMap("map");
        map.put("foo", "bar");
        System.out.println(map.get("foo"));
    }
}