The Apache Camel community has an open discussion about the next Camel 2.18 release and how Java 1.8 may affect this release, and down the road towards Apache Camel 3.0.
More details in the blog post here: http://www.davsclaus.com/2016/03/roadmap-for-apache-camel-218-and.html
And the discussion can be seen here: http://camel.465427.n5.nabble.com/DISCUSS-Thoughts-on-Apache-Camel-2-18-and-towards-3-0-td5779549.html