public static boolean containsAll(Set<String> set, String[] values) {
        boolean collect = true;

        for(String entry : values) {
            collect = collect && set.contains(entry);

            if(collect == false)
                break;
        }

        return collect;
    }
@param method http method
@return Whether the given HTTP method is simple as defined by specification
plugins/cors-policy/src/main/java/io/apiman/plugins/cors_policy/util/HttpHelper.java