These two links from Oracle may help:
http://docs.oracle.com/javase/tutorial/reallybigindex.html
https://docs.oracle.com/javase/8/docs/api/
Save those links.
Otherwise use a Search engine to...
Type: Posts; User: Norm
These two links from Oracle may help:
http://docs.oracle.com/javase/tutorial/reallybigindex.html
https://docs.oracle.com/javase/8/docs/api/
Save those links.
Otherwise use a Search engine to...
write a method that is given the path to a directory and have that method create the list of the directories in that directory
and return the list. The File class has methods that will be useful.