牛客1288965444：方法一：类加载器加载 InputStream in=Test.class.getClassLoader().getResourceAsStream("me/test/1.txt"); 方法二：File文件 String pathname = "D:\\***\\13_9_6\\dataset\\en\\input.txt"; File filename = new File(pathname); InputStreamReader reader = new InputStreamReader(new FileInputStream(filename));