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There is no need to instrument classes with the class loader method anymore.
Threads
No A created Java object Thread performs execution if the start() method is called, the method run() starts execution in the current thread, so no concurrency of the creator and the instantiated thread is achieved. Only the start() method is producing a new system thread, which is then calling the run()method of the runnable to execute.
The thread object is created and , but no execution is started until the method start() is called. That means, that there is no concurrency involved.
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