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validation frame work

 
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I am new to struts. Can any body let me know how to validate a text field using validation frame work. I need to validate for empty and alpha numaric characters. What are all the steps i need to do



Raju
 
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Here is a fairly good link giving you the basics of how to start using the validator:

http://www.oracle.com/technology/oramag/oracle/04-jan/o14dev_struts.html

You can find others on Google.

I'd also recommend that you study the validation example that comes with the struts download.
 
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