request.getSession()

[Mathews P Srampikal]

What is the diffrence between
request.getSession(true) and request.getSession(false);

[George Hill]

getSession(true) will make a new session when no session existed. but getSession() do nothing.

[Mathews P Srampikal]

<B>getSession(true) will make a new session when no session existed. but getSession() do nothing. </B>
But always there will have a session......So what is the use of giving true???

[Pradeep bhatt]

But always there will have a session......So what is the use of giving true???

If the previous session has timed out it returns a new. If there is no previous one then it returns a ne w one too.
What do you mean that there will be a session always.

[Mathews P Srampikal]

I mean whenever yhe user login there will have a session automaticall created by container???.....am I right???

[Pradeep bhatt]

Originally posted by Mathews P Srampikal:
I mean whenever yhe user login there will have a session automaticall created by container???.....am I right???

No..unless the first page displayed is a JSP..jsps create session by default.

[Mathews P Srampikal]

that means we have to call true always in the first page.is it??

[Pradeep bhatt]

Read this
https://coderanch.com/t/357369/Servlets/java/Proper-Place-Create-Session-Object