AC.lib-Exif is a Java 5.0+ library for reading and writing Exif meta data in JPEG files.
AC.lib-Exif is licensed under the LGPL, meaning you may use and make money with it, and keep your source code under locks. Of course you are encouraged to provide your software as open source, too.
When released, AC.lib-Exif will be distributed as a ZIP archive with binaries, source, and documentation.
A detailed manual and JavaDoc is available in PDF format (both will be included in the download package).