presto-resource-group-managers/src/main/java/io/prestosql/plugin/resourcegroups/FileResourceGroupConfigurationManagerFactory.java/FileResourceGroupConfigurationManagerFactory/create
class FileResourceGroupConfigurationManagerFactory:    @Override
    public ResourceGroupConfigurationManager<?> create(Map<String, String> config, ResourceGroupConfigurationManagerContext context)
    {
        Bootstrap app = new Bootstrap(
                new JsonModule(),
                new FileResourceGroupsModule(),
                binder -> binder.bind(ClusterMemoryPoolManager.class).toInstance(context.getMemoryPoolManager()));

        Injector injector = app
                .strictConfig()
                .doNotInitializeLogging()
                .setRequiredConfigurationProperties(config)
                .initialize();

        return injector.getInstance(FileResourceGroupConfigurationManager.class);
    }