Concepts and principles Java ----- IO streams

                                   Concepts and principles IO streams

concept:

     Flow: flow, flow moves from side to side, the source and the destination.

     Procedures and documentation | arrays | Fi | database to the program as the center

IO traffic classification

1.     Flow: input stream and output stream

2.     Data streams: byte streams: binary, can all documents, including plain text doc, audio, video and other stream of bytes: text files, can only handle plain text

3.     Function: node: source package processing: enhanced features to provide performance