@Override
    public boolean presentInConfig(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {
        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        ActivationProperty property = activation.getProperty();

        return property != null;
    }

    @Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {
        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        String jdk = activation.getJdk();

        if (jdk == null) {
            return false;
        }

    @Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {
        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        ActivationOS os = activation.getOs();

        if (os == null) {
            return false;
        }

        boolean active = ensureAtLeastOneNonNull(os);

        notActivated.setId("notActivated");

        Activation nonActivation = new Activation();

        nonActivation.setJdk("19.2");

        notActivated.setActivation(nonActivation);

        Profile defaultActivated = new Profile();
        defaultActivated.setId("defaultActivated");

        Activation defaultActivation = new Activation();

        defaultActivation.setActiveByDefault(true);

        profile.id(modelProfile.getId());

        org.apache.maven.api.model.Activation modelActivation = modelProfile.getActivation();

        if (modelActivation != null) {
            Activation.Builder activation = Activation.newBuilder();

            activation.activeByDefault(modelActivation.isActiveByDefault());

            activation.jdk(modelActivation.getJdk());

                .name("name" + Long.toHexString(entropy.nextLong()))
                .version("version" + Long.toHexString(entropy.nextLong()))
                .build();
        Activation a = Activation.newBuilder()
                .activeByDefault(entropy.nextBoolean())
                .jdk("jdk" + Long.toHexString(entropy.nextLong()))
                .file(af)
                .property(ap)
                .os(ao)

    @Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {
        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        ActivationFile file = activation.getFile();

        if (file == null) {
            return false;
        }

        String path;
        boolean missing;

     * from the runtime environment like {@link System#getProperties()} and environment variables.
     *
     * @return The execution properties, never {@code null}.
     */
    Map<String, String> getSystemProperties();

    /**
     * Gets the user properties to use for interpolation and profile activation. The user properties have been

        for (Profile profile : model.getProfiles()) {
            Activation activation = profile.getActivation();
            if (activation != null) {
                // restore activation
                profile = profile.withActivation(activations.get(profile.getId()));
                modified = true;
            }
            profiles.add(profile);
        }

    /**
     * Determines the profiles which are active in the specified activation context. Active profiles will eventually be
     * injected into the model.
     *
     * @param profiles The profiles whose activation status should be determined, must not be {@code null}.
     * @param context The environmental context used to determine the activation status of a profile, must not be
     *            {@code null}.