Some Java Facebook APIs. My favourite for ease of use is RestFB.
RestFB is a simple and flexible Facebook Graph API and Old REST API client written in Java. It is open source software released under the terms of the MIT License.
Facebook4J is an unofficial Java library for the Facebook Graph API.
Facebook4J is featuring:
- 100% Pure Java – works on any Java Platform version 5 or later
- Zero dependency : No additional jars required
- Built-in OAuth support