How is a session object attached to each thread of a servlet? I believe its not a ThreadLocal, so how is it attached to each servlet thread?
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How is a session object attached to each thread of a servlet? I believe its not a ThreadLocal, so how is it attached to each servlet thread?
It’s not attached to the Servlet thread, it’s attached to the HttpServletRequest. Each invocation of the Servlet is passed a HttpServletRequest and an HttpServeltResponse. So, they’re just local variables to the Servlet instance — nothing to do with the thread.