http://findbugs.sourceforge.net/: Annotation the FindBugs tool supports 
package javax.annotation;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;


When this annotation is applied to a method, it indicates that if this method
is overridden in a subclass, the overriding method should invoke this method
(through method invocation on super).

/**
 * When this annotation is applied to a method, it indicates that if this method
 * is overridden in a subclass, the overriding method should invoke this method
 * (through method invocation on super).
 * 
 */
@Documented
@Target( { ElementType.METHOD })
@Retention(RetentionPolicy.RUNTIME)
public @interface OverridingMethodsMustInvokeSuper {

}