@class COCluster; @protocol COClusterAssertionDelegate; @interface COClusterAssertion : NSObject @property (readonly, weak, nonatomic) id<COClusterAssertionDelegate> delegate; @property (readonly, nonatomic) COCluster *cluster; + (id)assertionForCluster:(id)a0 delegate:(id)a1; - (void)dealloc; - (void).cxx_destruct; - (id)_initWithCluster:(id)a0 delegate:(id)a1; - (void)_notifyInvalidated; @end