/**
* Receive any contributions.
*
* <p>We need to know when to remove the component so we need a map from the factory to the
* instance so that when the factory is unregistered, we can dispose it.
*
* @param factory The DS Component Factory that can make, well, ehh, components.
*/
@Reference(type = '*', target = "(component.factory=com.vaadin.Component/contribution)")
protected void setContribution(ComponentFactory factory) {
ComponentInstance ci = factory.newInstance(null);
Component c = (Component) ci.getInstance();
synchronized (this) {
tabs.addTab(c);
mapping.put(factory, ci);
}
}
/**
* The contribution is unregistered.
*
* @param factory The component factory.
*/
protected void unsetContribution(ComponentFactory factory) {
ComponentInstance ci;
Component c;
synchronized (this) {
ci = mapping.remove(factory);
c = (Component) ci.getInstance();
tabs.removeComponent(c);
}
c.detach();
ci.dispose();
}