The Lombok is installed as per the steps mentioned in the website of projectlombok. The following entry is available in STS.in after installation of lombok.jar by running it -
I have added -Xbootclasspath/a:lombok.jar along with the above and exited STS manually.
A simple java project with Lombok is working fine with no Eclipse's compilation or Maven compilation.
I have a project where it has Maven Aspect plugin with maven compiler plugin for the project. The classes that call the methods (Getter/Setters) generated shows compilation errors on the IDE editor. However, clicking of the method directs to the @Data or @Getter declaration.