How can I load test a JavaEE application (not out of the blue)?

Question

stress testing

The face of the application is written in GWT, so it was decided to perform load testing right in the code. Those. pull direct beans and run it in a large number of threads.
Actually the question is: is there any tool / framework for this? To not write your bike and get a detailed report.
For example, when testing from the face, there is a Jmeter tool that has a huge number of plugins and a detailed report on the progress of the run.

Answer 1

Do you have a web application? If yes, then it's easy. Http Sampler for the necessary operations and forward. Read the manual