"javac" -source 1.6 -Xlint:unchecked  Main.java
warning: [options] bootstrap class path not set in conjunction with -source 1.6
1 warning
"/usr/lib/jdk/bin/jar" cvfm "000039.jar" Main.mf *.class
added manifest
adding: Main$Hub.class(in = 580) (out= 370)(deflated 36%)
adding: Main.class(in = 2150) (out= 1280)(deflated 40%)
