return null;
    }

    @Override
    public List<String> getStatusScheme() {
        return null;
    }

    @Override
    public ImmutableList<? extends VirtualComponentIdentifier> getPlatformOwners() {
        return ImmutableList.of();
    }

    @Override
    public MutableModuleComponentResolveMetadata asMutable() {
        throw new UnsupportedOperationException();
    }

    @Override

        @Override
        public List<String> getStatusScheme() {
            return delegate.getStatusScheme();
        }

        @Override
        public ImmutableList<? extends VirtualComponentIdentifier> getPlatformOwners() {
            return ImmutableList.of();
        }

        @Override
        public ImmutableAttributes getAttributes() {
            return delegate.getAttributes();
        }
    }

    }

    static <T extends ComponentResolutionState> boolean isVersionAllowedByPlatform(T componentState) {
        Set<VirtualPlatformState> platformOwners = componentState.getPlatformOwners();
        if (!platformOwners.isEmpty()) {
            for (VirtualPlatformState platformOwner : platformOwners) {
                if (platformOwner.isGreaterThanForcedVersion(componentState.getVersion())) {

        if (platformOwners == null) {
            platformOwners = Sets.newHashSetWithExpectedSize(1);
        }
        platformOwners.add(owner);
    }

    public Set<VirtualPlatformState> getPlatformOwners() {
        return platformOwners == null ? Collections.emptySet() : platformOwners;
    }

    @Override
    public String toString() {
        return id.toString();
    }

    @Override

        if (owners == null) {
            owners = new LinkedHashSet<>();
        }
        owners.add(platform);
    }

    @Override
    public Set<? extends VirtualComponentIdentifier> getPlatformOwners() {
        return owners;
    }

    protected static class MutableVariantImpl implements MutableComponentVariant {
        private final String name;

     */
    private void visitOwners(Collection<EdgeState> discoveredEdges) {
        List<? extends VirtualComponentIdentifier> owners = component.getMetadata().getPlatformOwners();
        if (!owners.isEmpty()) {
            PendingDependenciesVisitor visitor = resolveState.newPendingDependenciesVisitor();
            for (VirtualComponentIdentifier owner : owners) {