[JAVA] [IntelliJ IDEA] How to format only local changes when saving the source code

Thing you want to do

I want to be able to execute the following in a batch when pressing cmd + s

--Delete unnecessary import statements --Organize the order of import statements --Only changes that have not been checked in to the repository --Save the code

environment

• IntelliJ IDEA 2020.1.2 (Ultimate Edition)
• macOS 10.15.4

Method

Format settings

Press cmd + opt + shift + l to display the "Reformat File dialog" Set Scope to "Only VCS changed text", check Optional "Optimize imports", and press "Run"

"Only VCS changed text" can only be set if the project is versioned and there are local changes, so if it is grayed out, check if it is a versioned project and if there are any changes locally. To do.

macro registration

Press Editor-> Macros-> Start Macro Recording and then do the following:

• cmd + shift + l (reformat file)
• cmd + s (save All)

Press Editor-> Macros-> Stop Macro Recording, then save macro as

Keymap settings

Preferences-> Keymap-> Macros-> Click on the saved macro-> Add Keyboard Shortcut Enter "cmd + s" and OK