The Java Contactless Communication API (JSR 257) enables mobile devices that communicate via short-range wireless means, such as RFID, infrared light, or Bluetooth, to exchange data. This article explains the role of this new API in emerging near-field communications, and includes an example of reading data from any contactless target, such as an RFID tag.
http://www.artima.com/lejava/articles/contactless.htmlDo you think JSR 257 will encourage the development of more mobile Java applications?