I need to be able to serialize a string and then have it save in a .txt or .xml file. I've never used the implementation to read/write files, just remember ...
I want to write a program for this: in a folder I have n number of files; first read one file and perform some operation then store result in a separate ...
Just as an example, lets say I have a customerX.xml file that I've unmarshalled using JAXB (or XStream) already.
I update phone number of this customer in my Java object and then ...