@Retention(value=SOURCE)
@Target(value=TYPE)
public @interface Log4j

Causes lombok to generate a logger field. Example:

 @Log4j
 public class LogExample {
 }
 

will generate:

 public class LogExample {
     private static final org.apache.log4j.Logger log = org.apache.log4j.Logger.getLogger(LogExample.class);
 }
 

This annotation is valid for classes and enumerations.