http://ko.wikipedia.org/wiki/REST

구축할때 도움되는 오픈소스 및 사이트
https://jersey.java.net/
http://www.mkyong.com/webservices/jax-rs/jersey-spring-integration-example/
http://lyb1495.tistory.com/77

Apache Cxf
https://cxf.apache.org/docs/restful-services.html

Apache AXIS2
RESTful Web Services Support
http://axis.apache.org/axis2/java/core/docs/rest-ws.html

Spring
REST필터
content negotiation resolver...등등