private void setupPubsubTopic(String topic) throws IOException {
if (pubsubClient == null) {
pubsubClient = Transport.newPubsubClient(options).build();
}
if (executeNullIfNotFound(pubsubClient.projects().topics().get(topic)) == null) {
pubsubClient.projects().topics().create(topic, new Topic().setName(topic)).execute();
}
}
/**
* Deletes the Google Cloud Pub/Sub topic.
*
* @throws IOException if there is a problem deleting the Pub/Sub topic
*/
private void deletePubsubTopic(String topic) throws IOException {
if (pubsubClient == null) {
pubsubClient = Transport.newPubsubClient(options).build();
}
if (executeNullIfNotFound(pubsubClient.projects().topics().get(topic)) != null) {
pubsubClient.projects().topics().delete(topic).execute();
}
}