OkHttp should be compatibla with Java 6. They also use this plugin to make sure they don't use signatures from java > 6: https://github.com/square/okhttp/blob/master/pom.xml#L191-210
It should be OK (and we must try) to enforce java6 with animal sniffer everywhere except in the filesystem provider. --- Reply to this email directly or view it on GitHub: https://github.com/jclouds/jclouds/pull/630#issuecomment-68483183
