private String getStackTraceInfo(Exception e){
StackTraceElement[] stackTraceElements = e.getStackTrace();
String result = e.toString() + "\n";
for (int index = stackTraceElements.length - 1; index >= 0; --index) {
result += "at [" + stackTraceElements[index].getClassName() + ",";
result += stackTraceElements[index].getFileName() + ",";
result += stackTraceElements[index].getMethodName() + ",";
result += stackTraceElements[index].getLineNumber() + "]\n";
}
return result;
}