@Override
        protected JavaInstallationRegistry getInstallationRegistry() {
            installationRegistry
        }

        @Override
        protected StyledTextOutputFactory getTextOutputFactory() {
            outputFactory
        }

        @Override
        protected ToolchainConfiguration getToolchainConfiguration() {
            return toolchainConfiguration
        }
    }

    }

    @Inject
    protected ProgressLoggerFactory getProgressLoggerFactory() {
        throw new UnsupportedOperationException();
    }

    @Inject
    protected StyledTextOutputFactory getTextOutputFactory() {
        throw new UnsupportedOperationException();
    }

    @Inject
    protected HostnameLookup getHostnameLookup() {
        throw new UnsupportedOperationException();
    }

    @Incubating
    @Internal
    public Property<Boolean> getShowingAllVariants() {
        return showingAllVariants;
    }

    @Inject
    protected StyledTextOutputFactory getTextOutputFactory() {
        throw new UnsupportedOperationException();
    }

    @Inject
    protected VersionSelectorScheme getVersionSelectorScheme() {
        throw new UnsupportedOperationException();
    }