FileCopyWithCamel.clj

(ns org.whitlark.fc
(:import [org.apache.camel.impl DefaultCamelContext])
(:import [org.apache.camel.builder RouteBuilder])
(:gen-class))

(defn -main [& args]
(let [context (DefaultCamelContext.)]
  (.addRoutes context (proxy [RouteBuilder] []
    (configure []
         (.. this (from "file:/home/jw/scratch/inbox?noop=true")
                  (to "file:/home/jw/scratch/outbox")))))
  (.start context)))

FileCopyWithCamel.java

public class FileCopierWithCamel {
    public static void main(String args[]) throws Exception {
        CamelContext context = new DefaultCamelContext();
        context.addRoutes(new RouteBuilder() {
            public void configure() {
                from("file:data/inbox?noop=true")
                .to("file:data/outbox");
           }
        });
        context.start();
    }
}

FileCopyWithCamel2.clj

(defmacro defroute [context & body]
`(.addRoutes ~context (proxy [RouteBuilder] []
    (configure []
   (.. ~'this ~@body)))))

(defn -main [& args]
(let [context (DefaultCamelContext.)]
  (defroute context
    (from "file:/home/jw/scratch/inbox?noop=true")
    (to  "file:/home/jw/scratch/outbox"))
  (.start context)))

project.clj

(defproject camelFileCopy "0.1.0"
:description "Apache Camel File Copy example in clojure."
:main org.whitlark.fc

:dependencies [[org.clojure/clojure "1.1.0"]
               [org.clojure/clojure-contrib "1.1.0"]
               [org.apache.camel/camel-core "2.3.0"]
               [org.springframework/spring "2.5"]
       ])