in pulsar-client-reactive-api/src/main/java/org/apache/pulsar/reactive/client/internal/api/DefaultReactiveMessagePipeline.java [185:191]
public ReactiveMessagePipeline stop() {
Disposable disposable = this.killSwitch.getAndSet(null);
if (disposable != null) {
disposable.dispose();
}
return this;
}