Before you use code in the Java language to send and receive messages, perform the steps that are described in this topic to prepare the environment.
Procedure
- Use one of the following methods to add the dependency:
- Introduce the dependency by using Maven:
<dependency> <groupId>com.aliyun.openservices</groupId> <artifactId>ons-client</artifactId> <!--Replace the following version number with the latest version number of ApsaraMQ for RocketMQ SDK for Java--> <version>1.8.8.1.Final</version> </dependency>Note For information about the versions of ApsaraMQ for RocketMQ SDK for Java, see Release notes. - Download the dependency JAR package. For information about how to download the lastest version of ApsaraMQ for RocketMQ SDK for Java, see Release notes.
- Introduce the dependency by using Maven:
In the console, create the resources required by your code, such as topics and group IDs.
You can create resources for two protocols:
For the HTTP protocol, see Create resources.
For the TCP protocol, see Create resources.
What to do next
More information
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