3.2.5 Java OOPs - FileIO
Before you begin, look at the Java: Text file - Input and Java Text file Output notes and sample code. You job will to create a class that will contain the basics of these two examples to allow the user to read and write the data from a text file.
After you have created this class, on the workbench you should be able to:
- create a userList on the work bench or by reading from a file
- add any number of users to a userList
- write the userlist to a file
FileIO
FileIO
HAS-A
no instance variables currently required.
RESPONDS-TO
The constructor is empty
readList(String fileName; UserList ulist)
this method will read from fileName and add the user to the ulist
writeList(String fileName;UserList ulist)
for each user in the ulist, this method will write the userData to the file fileName