SomeComponentEvent

SomeComponentEvent.java

class ComponentEvent<T extends Component> {
    final T component;

    ComponentEvent(T component) {
        this.component = component;
    }

    T getComponent() {
        return component; 
    }

    class MyComponentEvent extends ComponentEvent<MyComponent> {
        MyComponentEvent(MyComponent component) {
            super(component);
        }
    }
}