public void setGroups(List<FoursquareUserFriendGroup> groups) {
        this.groups = groups;
    }
<p>Setter for the field <code>groups</code>.</p>

@param groups a {@link List} object
pac4j-oauth/src/main/java/org/pac4j/oauth/profile/foursquare/FoursquareUserFriends.java