JB9 learning is a good example of a simple picture, it uses a good understanding

password
........\bak
........\...\password
........\...\........\Frame1.java~1~
........\...\........\Frame1.java~2~
........\...\........\Frame1.java~3~
........\...\........\Frame1.java~4~
........\...\........\Frame1.java~5~
........\...\........\Frame1.java~6~
........\...\........\Frame1.java~7~
........\...\........\Frame1.java~8~
........\classes
........\.......\package cache
........\.......\.............\password.dep2
........\.......\password
........\.......\........\Frame1.class
........\.......\........\Pass.class
........\password.jpx
........\password.jpx.local
........\password.jpx.local~
........\password.jpx~
........\password1.jpx
........\password1.jpx.local
........\password1.jpx.local~
........\password2.jar
........\password2W.exe
........\src
........\...\password
........\...\........\Frame1.java
........\...\........\Pass.java

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．