public GetCoreDefinitionVersionResult withArn(String arn) {
        setArn(arn);
        return this;
    }
The ARN of the core definition version.

@param arn
       The ARN of the core definition version.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-greengrass/src/main/java/com/amazonaws/services/greengrass/model/GetCoreDefinitionVersionResult.java