See File Compressed source:rt.jar

/root/javax

/home/barbar84/www/wp-conte.../plugins/sujqvwi/AnonR/smanonr..../lib/jvm/jre-1.8..../lib/rt.jar
...
accessibility
activation
activity
annotation
imageio
jws
lang
management
naming
net
print
rmi
script
security
smartcardio
sound
sql
swing
tools
transaction
xml

Function