java - 如何将文件对象类型转换为 InputStream

Question

如何将 File 对象类型转换为 InputStream。

File file=new File("c:\\abc.txt");

谢谢

Answer 1

        File file=new File("c:\\abc.txt");
    InputStream is = new FileInputStream(file);

或

    InputStream is = new FileInputStream("c:\\abc.txt");