private static String getCaller() {
		final StackTraceElement[] stack = Thread.currentThread().getStackTrace();
		if (stack.length <= 5) return "<bottom>";
		final StackTraceElement caller = stack[5];
		return caller.getClassName() + "." + caller.getMethodName() + ":" + caller.getLineNumber();
	}
The shared functionality for condom wrappers.

Created by Oasis on 2017/4/21.
library/src/main/java/com/oasisfeng/condom/CondomCore.java