import java.util.EventObject; public class FaceEvent extends EventObject { private Boolean hasFace; private static final long serialVersionUID = -8471046266604188532L; public FaceEvent(Object source, Boolean hasFace) { super(source); this.hasFace = hasFace; } public String toString() { if (hasFace) { return "Face detected"; } else { return "No Face detected"; } } public Boolean getHasFace() { return hasFace; } }