Method getStackTrace

src/main/java/com/qianmi/tda/util/Tools.java:77–82

将Throwable转换为字符串描述的堆栈信息 @param throwable 异常信息

(Throwable throwable)

     * @param throwable 异常信息
     */
    public static String getStackTrace(Throwable throwable) {
        final Writer result = new StringWriter();
        final PrintWriter printWriter = new PrintWriter(result);
        throwable.printStackTrace(printWriter);
        return result.toString();
    }

    /**
     * JSON字符串格式化