You can get the selected file to open with the file chooser. Then you can construct a FileInputStream from that file, read the content of the file and put it inside your TextArea:
For the Save feature, you just hae to adapt somewhat the code but you got the idea...
HIH
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Valentin Crettaz
Sun Certified Programmer for
Java 2 Platform
[This message has been edited by Valentin Crettaz (edited October 30, 2001).]