public Collection<ClusterNode> nodes(@Nullable Collection<UUID> ids,IgnitePredicate<UUID>... p){
  return F.isEmpty(ids) ? Collections.<ClusterNode>emptyList() : F.view(F.viewReadOnly(ids,U.id2Node(ctx),p),F.notNull());
}

public Collection < ClusterNode > nodes ( @ Nullable Collection < UUID > ids , IgnitePredicate < UUID > ... p ) { return F . isEmpty ( ids ) ? Collections . < ClusterNode > emptyList ( ) : F . view ( F . viewReadOnly ( ids , U . id2Node ( ctx ) , p ) , F . notNull ( ) ) ; }
gets collection of node for given node ids and predicates .
