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> **Possible Duplicate:**  
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> [Can I get the name of the class and method within which the current thread was spawned?](https://stackoverflow.com/questions/6364849/can-i-get-the-name-of-the-class-and-method-within-which-the-current-thread-was-sp) 
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Are there any tools (perhaps a javaagent) that will let me identify what started a thread after the event?

I have a Tomcat that won't shut down, and the thread names (from the dump) aren't of much use.