View sources of used Java classes in IntelliJ Idea

Question

In visual studio development environment when you use a library if you have the related pdb you can dig into their sources during debug. I wonder is there any way to have this f

Answer 1

In my case, I had to add the JDK source files to the project as below.

Go to Project Structure -> SDKs -> Sourcepath

Use the Plus Sign on the right, and provide the path to your $JAVA_HOME/src.zip file.