java 异常处理方法

java 异常处理方法

private String assembleErrorMessage(Exception e) {
        JSONObject errorMessage = new JSONObject();
        Optional<StackTraceElement> stackTraceElement = Arrays.stream(e.getStackTrace()).findFirst();
        String cause = e.toString();
        String className = stackTraceElement.map(stackTraceElement1 -> stackTraceElement.get().getClassName()).orElse("");
        String fileName = stackTraceElement.map(stackTraceElement1 -> stackTraceElement.get().getFileName()).orElse("");
        String methodName = stackTraceElement.map(stackTraceElement1 -> stackTraceElement.get().getMethodName()).orElse("");
        int lineNumber = stackTraceElement.map(stackTraceElement1 -> stackTraceElement.get().getLineNumber()).orElse(0);
        errorMessage.put("cause", cause);
        errorMessage.put("className", className);
        errorMessage.put("fileName", fileName);
        errorMessage.put("methodName", methodName);
        errorMessage.put("lineNumber", lineNumber);
        return errorMessage.toString();
    }

效果

 

原文链接：https://blog.csdn.net/qq_45469347/article/details/126487683