for (String key : properties.stringPropertyNames()) {
            map.put(key, properties.getProperty(key));
        }
        return map;
    }

    @Nonnull
    public static Properties toProperties(Map<String, String> properties) {
        requireNonNull(properties, "properties");
        Properties map = new Properties();
        for (String key : properties.keySet()) {
            map.put(key, properties.get(key));

        data.put("plexus", context.lookup.lookup(PlexusContainer.class));
        data.put("workingDirectory", context.cwd.get().toString());
        data.put("systemProperties", toProperties(context.protoSession.getSystemProperties()));
        data.put("userProperties", toProperties(context.protoSession.getUserProperties()));
        data.put("versionProperties", CLIReportingUtils.getBuildProperties());
        context.eventSpyDispatcher.init(() -> data);

                // properties in dependencies the user does not know. See MNG-7563 for details.
                modelRequest.setSystemProperties(
                        toProperties(session.getUserProperties(), session.getSystemProperties()));
                modelRequest.setUserProperties(new Properties());
                modelRequest.setModelCache(modelCacheFactory.createCache(session));