ModelBuilderResult result;
            try {
                ModelTransformer injector = (m, r, p) -> {
                    MavenProject project = projectIndex.computeIfAbsent(m.getId(), f -> new MavenProject());
                    return injectLifecycleBindings(m, r, p, project, request);
                };
                ModelBuilderRequest modelBuildingRequest = getModelBuildingRequest()

        String referenceKey = "";

        if (summary.getReference() != null && !summary.getReference().isEmpty()) {
            referenceKey =
                    references.computeIfAbsent(summary.getReference(), k -> "[Help " + (references.size() + 1) + "]");
        }

        String msg = summary.getMessage();

        if (referenceKey != null && !referenceKey.isEmpty()) {

    }

    @Override
    public @Nullable V replace(K key, V value) {
      throw new UnsupportedOperationException();
    }

    @Override
    public V computeIfAbsent(
        K key, java.util.function.Function<? super K, ? extends V> mappingFunction) {
      throw new UnsupportedOperationException();
    }

    @Override
    public @Nullable V computeIfPresent(

          }
        };
    Cache<Object, Object> cache =
        CacheBuilder.newBuilder().removalListener(removalListener).build();
    cache.put("a", "b");
    cache.asMap().computeIfAbsent("a", k -> "c");
    assertThat(notifications).isEmpty();
  }

  public void testCopyEntry_computing() {
    CountDownLatch startSignal = new CountDownLatch(1);

    checkNotNull(key);
    checkNotNull(function);
    int hash = hash(key);
    return segmentFor(hash).compute(key, hash, function);
  }

  @Override
  public V computeIfAbsent(K key, Function<? super K, ? extends V> function) {
    checkNotNull(key);
    checkNotNull(function);
    return compute(key, (k, oldValue) -> (oldValue == null) ? function.apply(key) : oldValue);
  }