SDKs. Java

File | Project Structure | SDKs |  Java SDK
Ctrl+Shift+Alt+S

Use this page to configure the selected Java SDK. This includes specifying the paths to the class files, sources, external annotations and documentation.

Item	Description
Name	Use this field to edit the name of the SDK.
JDK home path	Specify the JDK home directory. Use  (Shift+Enter) to select the SDK installation directory in the Select Home Directory for JDK dialog.
(Alt+Insert)	Use this icon or shortcut to add one or more files and/or folders to the list. In the dialog that opens, select the necessary files and/or folders and click OK.
(Alt+Delete)	Use this icon or shortcut to remove the selected items from the list.
(Alt+S)	For documentation: To be able to use external documentation available online, click this icon and specify the URL of the external documentation in the dialog that opens.