查寻方法被调用情况
查找方法被调用情况StackTraceElement[] stackTraceElements Thread.currentThread().getStackTrace()f
查找方法被调用情况
StackTraceElement[] stackTraceElements = Thread.currentThread().getStackTrace();
from:http://stackoverflow.com/questions/421280/in-java-how-do-i-find-the-caller-of-a-method-using-stacktrace-or-reflection
