ChildrenOutletContexts

  
    class ChildrenOutletContexts {  onChildOutletCreated(childName: string, outlet: RouterOutletContract): void;  onChildOutletDestroyed(childName: string): void;  onOutletDeactivated(): Map<string, OutletContext>;  onOutletReAttached(contexts: Map<string, OutletContext>): void;  getOrCreateContext(childName: string): OutletContext;  getContext(childName: string): OutletContext;}