can it possible to validate form field before execution of a
servlet service method if yes how??
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Answer Posted / m saravanakumar
If you want to intercept a request before servicing you
should use Filter concept in servlet which will help in
lots of ways. like the following...
1) Using the Filter we can logs the IPAddress of client
machine in log file.
2) can do the form validation like trim() functions.
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