关于IO流以前写的PPT式笔记请跳转:https://blog.csdn.net/SCORPICAT/article/details/87975094#262___1451
IO流的主要结构
记忆方法
先记住四大抽象类
- Write
- Reader
- InputStream
- OutputStream
四者均有的相似类有
- Piped Writer/Reader 与 Piped InputStream/OutputStream (阅读时忽略空格)
- Filter Writer/Reader 与 Filter InputStream/OutputStream
- File Writer/Reader(比字节流的继承结构低一级,看图) 与 File InputStream/OutputStream
- Buffered Writer/Reader 与 Buffered InputStream/OutputStream(比字符流的继承结构低一级,看图)
两种输出流才有的
PrintWriter 与 PrintStream