IntelliJ supports various version control systems like Git, Subversion, Mercurial, CVS, GitHub and TFS. You can perform version control related action from the IDE itself.
In this chapter, we will discuss Git and Subversion (hereafter referred to as SVN). We assume that the reader is familiar with Git and SVN tool and its terminology.
In this section, we will learn how to work with Git.
To clone an existing Git repository −
Navigate to File->New->Project from Version Control->Git.
Enter the repository URL, Parent directory and Directory name.
Click on the clone button to continue.
Upon successful running of the above steps, the repository will get cloned.
Git will track the changes that you make in repository. Let us modify any file from the repository and compare it with the repository.
Navigate to VCS → Git → Compare with Latest Repository Version.
The above step will open the diff window.
You can see there is a new line on the right side with green background colour.
Git shows it in green as we have added new contents. If we remove any contents then it’ll be shown in red colour
Follow these steps to discard the local changes −
Navigate to the VCS → Git → Revert option.
It will ask for confirmation and remove your changes.
To add file to repository navigate to VCS → Git → Add option. This action is similar to the git add action.
The Commit operation will create local commit. It is similar to the git commit action. To perform commit −
Navigate to the VCS → Git → Commit File option.
Select files to be committed.
Enter commit message and click on Commit button.
The Push action will send local changes to the remote repository. To push changes −
Navigate to the VCS → Git → Push option.
A window will appear. Here, you can see the comitts to be pushed.
Verify commit and click on the Push button to publish your changes.
To show history, navigate to the VCS → Git → Show history option. This action is similar to the git log command. It will show history as follows −
Follow these steps to fetch updates from the repository −
Navigate to the VCS → Git → Pull option.
Select the option according to your requirements.
Click on the Pull button.
To add existing project under Git −
Navigate to VCS → Import into Version Control → Create Git repository.
Select project by browsing directory.
Click on the OK button.
In this section, we will understand how Subversion works in IntelliJ. Let us consider a few important actions to understand this.
To checkout SVN repository −
Navigate to File → New → Project from Version Control → Subversion.
Enter repository URL.
Click on the OK button.
SVN will track changes you made in the repository. Let us modify any file from repository and compare it with repository −
Navigate to VCS->Subversion->Compare with Latest Repository Version
You can see there is new line on right side with green background colour.
SVN shows it in with green background to indicated the addition of new content. If we remove any content then it will be shown in red colour.
Follow these steps to revert the local changes you have made −
Navigate to the VCS → Subversion → Revert option.
It will ask for confirmation and remove your changes.
Follow these steps to commit changes in the remote repository −
Navigate to VCS → Subversion → Commit Files option.
A new window will appear. Here, you can see the files to be committed to remote respository.
Verify the files and click on the Commit button to publish your changes.
To show history, navigate to the VCS → Subverion → Show history option. This option is similar to the svn log command. It will show history as follows −
To fetch latest changes navigate to VCS → Subversion → Update File/Update Folder option.
Follow these steps to add existing project under SVN −
Navigate to VCS → Import into Version Control → Import into Subverion.
Enter the repository URL and click on the Import button −