Method of

src/main/java/org/apache/groovy/util/Maps.java:34–40

Returns an immutable map containing the supplied key-value pairs in encounter order.

(K k1, V v1)

     * Returns an immutable map containing the supplied key-value pairs in encounter order.
     */
    public static <K, V> Map<K, V> of(K k1, V v1) {
        Map<K, V> map = new LinkedHashMap<K, V>();

        map.put(k1, v1);

        return Collections.unmodifiableMap(map);
    }

    /**
     * Returns an immutable map containing the supplied key-value pairs in encounter order.