Some simple examples for rest server.
client dependence: httpcomponents-asyncclient-4.0.2.jar jettyServer dependence: jetty-all-7.jar, serverlet-api-2.5.jar restlet dependence: org.restlet-2.2M3.jar, org.restlet.ext.slf4j-2.2M3.jar logback, slf4j dependence: logback-core-1.0.0.jar, logback-classic-1.0.0.jar, slf4j-api-1.6.4.jar