private static Map<String, ConfigurationMetadataProperty> findProperties(final String group) {
        val find = new FindPropertiesCommand();
        return find.findByProperty(group);
    }
Add properties to configuration.

@param file  the file
@param group the group
@throws Exception the exception
support/cas-server-support-shell-core/src/main/java/org/apereo/cas/shell/commands/properties/AddPropertiesToConfigurationCommand.java