for file in `find . -name *.jar`; do jar -ft $file >> ~/out.txt ; done
grep "com/sun/[a-z]" out.txt | awk -F"/" '{print $1"/"$2"/"$3}' | sort -u

com/sun/accessibility
com/sun/activation
com/sun/applet2
com/sun/awt
com/sun/beans
com/sun/codemodel
com/sun/corba
com/sun/crypto
com/sun/demo
com/sun/deploy
com/sun/el
com/sun/glass
com/sun/image
com/sun/imageio
com/sun/istack
com/sun/jarsigner
com/sun/java
com/sun/java_cup
com/sun/javadoc
com/sun/javafx
com/sun/javaws
com/sun/jdi
com/sun/jmx
com/sun/jndi
com/sun/jnlp
com/sun/mail
com/sun/management
com/sun/media
com/sun/naming
com/sun/net
com/sun/nio
com/sun/openpisces
com/sun/org
com/sun/pisces
com/sun/prism
com/sun/rmi
com/sun/rowset
com/sun/scenario
com/sun/security
com/sun/source
com/sun/swing
com/sun/tools
com/sun/tracing
com/sun/webkit
com/sun/xml