Java Job 12-stream and file

1. Study summary 1.1 This week summarize multiple streams and file-related content in the way you like (mind map or other).

2. System-oriented integrated design-Library management system or shopping cart

Use streams and files to transform your library management system or shopping cart.

2.1 A brief description of how to use streams and files to transform your system. What is the format of the data in the file? Use the reader class subclass BufferedReader to read and write files. 2.2 Brief description of what interfaces and classes are used in the file reading and writing section of the system with the stream associated with the file? Why use these interfaces with classes? The ObjectInputStream and Fileinputstream,objectoutputstream and FileOutputStream classes are used in the file, and these classes are used to store information about a user class directly. 2.3 Read and write file-related code. Critical lines need to be annotated.

3. Code volume Statistics 3.1 Statistics the amount of code completed this week

The weekly code statistics need to be fused into a single table.

Week Time	Total code Amount	New Code Volume	total number of files	number of new files
1	0	0	0	0
2	0	0	0	0
3	0	0	0	0
4	0	0	0	0
5	518	518	11	11
6	856	338	21st	10
7	1309	453	31	10
8	1289	-20	40	9
9	1936	647	63	23
10	2159	223	66	3
11	2445	286	73	7
12	2487	42	71	-2
13	2316	-171	67	-4

Java Job 12-stream and file