To develop features for a Java-based mobile application that integrates with Facebook, you can leverage the Facebook SDK for Android
The official "Facebook for Every Phone" Java app was designed to bring Facebook features to over 2,500 Java-enabled models (like older Nokia, Samsung, and LG devices).
: Enable people to share content, send messages, or post to Facebook Stories directly from your app. Graph API Integration : Query user data, upload photos, or post stories using the Facebook Graph API App Events & Analytics