How do stack traces get generated?

Question

No single method in a program \"knows\" where it is on the stack. All it knows is its own little job, and it does that and returns. So when an Exception is thrown and a stack

Answer 1

It comes from the Thread class that is running through the code.

Thread.dumpStack();

To see it you can just:

    StackTraceElement[] trace = Thread.currentThread().getStackTrace();
    for (int i=0; i < trace.length; i++)
        System.out.println("\tat " + trace[i]);