java IO 之 流的总结篇(图)

1.字节流:inputStream outputStream 
 
FileInputStream    extends     InputStream   implements   Closeable
 
2.字符流:Reader  Writer
 
FileReader  extends   InputStreamReader  extends   Reader  implements Closeable
 
3.字符串流:BufferedInputStream  BufferedOutputStream  
 
BufferedInputStream   extends   FilterInputStream extends InputStream
 
BufferedReader  extends  Reader  implements  Closeable
 
结构图:
 
原文地址:https://www.cnblogs.com/beantestng/p/3767951.html