getInstances

package generated_program;
import com.pulumi.Context;
import com.pulumi.Pulumi;
import com.pulumi.core.Output;
import com.pulumi.alicloud.rocketmq.Instance;
import com.pulumi.alicloud.rocketmq.InstanceArgs;
import com.pulumi.alicloud.rocketmq.RocketmqFunctions;
import com.pulumi.alicloud.rocketmq.inputs.GetInstancesArgs;
import java.util.List;
import java.util.ArrayList;
import java.util.Map;
import java.io.File;
import java.nio.file.Files;
import java.nio.file.Paths;
public class App {
    public static void main(String[] args) {
        Pulumi.run(App::stack);
    }
    public static void stack(Context ctx) {
        final var config = ctx.config();
        final var name = config.get("name").orElse("onsInstanceDatasourceName");
        var default_ = new Instance("default", InstanceArgs.builder()
            .remark("default_ons_instance_remark")
            .build());
        final var instancesDs = RocketmqFunctions.getInstances(GetInstancesArgs.builder()
            .ids(default_.id())
            .nameRegex(default_.name())
            .outputFile("instances.txt")
            .build());
        ctx.export("firstInstanceId", instancesDs.applyValue(getInstancesResult -> getInstancesResult).applyValue(instancesDs -> instancesDs.applyValue(getInstancesResult -> getInstancesResult.instances()[0].instanceId())));
    }
}