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Shiva,

On 2/5/18 9:36 AM, Shiva Kumar K R wrote:
> Hi,
> 
> Component details: Tomcat = 8.5.24 Java = 1.8 OS = Ubuntu 16.04
> LTS
> 
> Is above tomcat uses thread pool to process requests out of the box
> without any explicit configuration of thread pool.

Yes. Tomcat always uses a thread-pool. Do you mean "executor" (which
is just a very specific type of thread pool)?

> I faced an issue while using threadlocal which was returning data
> stored in previous request instead of current request.

You need to be very careful when using ThreadLocals in a
multi-threaded context such as a web server. It's best to remove all
ThreadLocals at the end of every request, preferably in a "finally"
block, or in a an appropriate Listener.

- -chris
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