Compile and build
Build process includes the following steps:
Compiling source code in the source path of a module and placing results to the output path.
Compiling source code in the test path of a module and placing results to the test output path.
Creating copies of the resource files in the output path.
Reporting problems in the Messages tool window.
Build a module or a package
In the Project tool window, select the module or package that you want to build.
From the main menu, select.
Build the project
To build the entire project, selectCtrl+F9 from the main menu.
Compile all source files in the target
In the Project tool window, select the necessary component (file, module, or package).
From the main menu, selectCtrl+Shift+F9.
Review compilation and build results
IntelliJ IDEA reports compilation and building results in the Messages tool window, which displays messages about errors and warnings.
Double-click a message to jump to the problem in the source code. To automatically navigate to the problem every time you click a message, right-click anywhere in the tool window and select Navigate with Single Click from the context menu.
Save compilation messages to a text file
In the Messages tool window, select a message that you want to export or press Ctrl+A to select everything displayed in the tool window.
Right-click the selection and click Export to Text File.
In the Export Preview dialog, specify the path and target filename, and click Save.