java - how to remove login field when user login and display user's name? -

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i have 1 college management web application in have sign-in field student , faculty on top of each page want show when user sign-in in web application sign-in field must disappear , in place of sigh-in field user's name must display in page. please suggest me.

you may use header file include in every jsp page. , check if user or faculty logged in show label value of username or else show link sign in


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