IO流的继承关系
https://blog.csdn.net/weixin_36586120/article/details/80486112
字节流抽象类 inputstream outputstream
字符流抽象类 reader writer
其中,
字节流继承类 FileInputstream FileOutputStream BufferedInputStream BufferedoutoutStream
字符流继承类
https://blog.csdn.net/weixin_36586120/article/details/80486112
字节流抽象类 inputstream outputstream
字符流抽象类 reader writer
其中,
字节流继承类 FileInputstream FileOutputStream BufferedInputStream BufferedoutoutStream
字符流继承类