将数组列表写入文本文件 [英] Writing arraylist to textfile

问题描述

我有一个 Room 类的数组列表，它保存在 Hostel 类中，我想将此数组列表写入文本文件.这样做的最有效方法是什么?

I have an arraylist of class Room which is held in class Hostel, i would like to write this arraylist to a text file. What is the most efficient method of doing so?

宿舍类

public class Hostel
{
    private ArrayList < Room > rooms;
}

房间等级

abstract class Room
{

public Room(int newRoomNo, boolean newRoomEnSuite, int newRoomNights, String        newRoomBooker)
    {
        roomNo = newRoomNo;
        roomEnSuite = newRoomEnSuite;
        roomBooking = "Booked";
        roomNights = newRoomNights;
        roomBooker = newRoomBooker;
    }
}

推荐答案

来自 commons-io

FileUtils.writeLines(new File(path), list);

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