Firebase Queue java server

Quick start

• Create Firebase service account
  • https://console.firebase.google.com "project" > "settings" > "service account"
• Create file service-account.json and copy privacy key.
• Set firebase url Queue.FIREBASE_URL = "https://{db_name}.firebaseio.com"

Run as standalone server

gradle run

Usage

• Create Spring bean and annotatate with @FirebaseQueueSubscriber annotation.
• Add input message handler by anitation method with FirebaseQueueOnMessage annotation.

@FirebaseQueueSubscriber
public class FirebaseQueueMessageSubscriber {

  @FirebaseQueueOnMessage(queueName = "dto_queue")
  public ResponseDto hello(RequestDto request) {
    return new ResponseDto("Hello " + request.getName()); 
  }
}

TODO:

• Extract parameters in yaml file.
• use logger.

References

• https://firebase.google.com/docs/admin/setup
• https://github.com/firebase/quickstart-java