String key1 = "key1";
    String key2 = "key2";

    assertEquals(
        key2,
        cache.get(
            key1,
            new CacheLoader<String, String>() {
              @Override
              public String load(String key) throws Exception {
                return cache.get(key2, identityLoader()); // loads a different key, should work
              }

    String key1 = "key1";
    String key2 = "key2";

    assertEquals(
        key2,
        cache.get(
            key1,
            new CacheLoader<String, String>() {
              @Override
              public String load(String key) throws Exception {
                return cache.get(key2, identityLoader()); // loads a different key, should work
              }

      Iterable<K> keys, Function<? super K, V> valueFunction) {
    return toMap(keys.iterator(), valueFunction);
  }

  /**
   * Returns an immutable map whose keys are the distinct elements of {@code keys} and whose value
   * for each key was computed by {@code valueFunction}. The map's iteration order is the order of
   * the first appearance of each key in {@code keys}.
   *

  Suddenly she came upon a little three-legged table, all made of
solid glass; there was nothing on it except a tiny golden key,
and Alice's first thought was that it might belong to one of the
doors of the hall; but, alas! either the locks were too large, or
the key was too small, but at any rate it would not open any of
them.  However, on the second time round, she came upon a low

    return (result != null) ? result : defaultValue;
  }

  V getOrLoad(K key) throws ExecutionException {
    return get(key, defaultLoader);
  }

  ImmutableMap<K, V> getAllPresent(Iterable<?> keys) {
    int hits = 0;
    int misses = 0;

    ImmutableMap.Builder<K, V> result = ImmutableMap.builder();
    for (Object key : keys) {
      V value = get(key);
      if (value == null) {

    return (result != null) ? result : defaultValue;
  }

  V getOrLoad(K key) throws ExecutionException {
    return get(key, defaultLoader);
  }

  ImmutableMap<K, V> getAllPresent(Iterable<?> keys) {
    int hits = 0;
    int misses = 0;

    ImmutableMap.Builder<K, V> result = ImmutableMap.builder();
    for (Object key : keys) {
      V value = get(key);
      if (value == null) {

  Suddenly she came upon a little three-legged table, all made of
solid glass; there was nothing on it except a tiny golden key,
and Alice's first thought was that it might belong to one of the
doors of the hall; but, alas! either the locks were too large, or
the key was too small, but at any rate it would not open any of
them.  However, on the second time round, she came upon a low