Interface Program for maintaining a table

Hi Experts,

I am having a requirement,.,cud u please tell me how to proceed.

1. We have a table and maintaining manually.

2. we need a Interface to do it.

3. If i create a record with " Create with a template ..user id and a date field in the table should be disabled to change and others can be changed.

in betwen i need to check some conditions in methods .

after checking this ..the method gives the number of records that are getting affected in the final table.

Please let me know if some one has faced this kind of issue.

Thanks,

Varun