In the article Firebase Cloud Messaging – How to Subscribe TOPIC & Receive Messages | Android, we have created an Android App that can subscribe/unsubscribe specific TOPIC and receive Message Data, but we used Firebase Notification Console GUI to generate Notification. Today, we’re gonna look at way to create a Spring Boot Application Server that can make message and push notification to Android Client via Firebase.
FCM Topic Messaging helps us to send a message to multiple devices that have subscribed to a particular TOPIC. We compose topic messages, then FCM handles routing and delivering the messages to devices. In this tutorial, we’re gonna look at way to subscribe TOPIC, receive Messages, then unsubscribe in an Android App Client.
Firebase Cloud Messaging (FCM) is a cross-platform messaging solution that help us deliver messages reliably at no cost. In this tutorial, we’re gonna look at way to receive Messages in an Android App using FCM.