SetMultimap<String, String> multimap = HashMultimap.create();
                    for (Entry<String, String> entry : entries) {
                      multimap.put(entry.getKey(), entry.getValue());
                    }
                    return multimap;
                  }
                })
            .named("HashMultimap")
            .withFeatures(
                MapFeature.ALLOWS_NULL_KEYS,

    Entry<K, V> nullValueEntry = entry(k3(), null);
    assertNull(
        "putIfAbsent(key, null) should return null",
        getMap().putIfAbsent(nullValueEntry.getKey(), nullValueEntry.getValue()));
    expectAdded(nullValueEntry);
  }

  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_VALUES})
  @CollectionSize.Require(absent = ZERO)
  public void testPutIfAbsent_replacesNullValue() {

    R getRowKey();

    /** Returns the column key of this cell. */
    @ParametricNullness
    C getColumnKey();

    /** Returns the value of this cell. */
    @ParametricNullness
    V getValue();

    /**
     * Compares the specified object with this cell for equality. Two cells are equal when they have
     * equal row keys, column keys, and values.
     */
    @Override

        Set<Path> errorPoms = new HashSet<>();

        for (Map.Entry<Path, Document> entry : pomMap.entrySet()) {
            Path pomPath = entry.getKey();
            Document pomDocument = entry.getValue();
            processedPoms.add(pomPath);

            context.info(pomPath + " (checking for Maven 4 compatibility issues)");
            context.indent();

            try {

        final List<MojoExecution> mojoExecutions = new ArrayList<>();

        for (Task task : tasks) {
            if (task instanceof GoalTask) {
                String pluginGoal = task.getValue();

                String executionId = "default-cli";
                int executionIdx = pluginGoal.indexOf('@');
                if (executionIdx > 0) {

     *
     * @param index
     *            the index
     * @return the value at the specified index
     */
    public V getAt(final int index) {
        return getEntryAt(index).getValue();
    }

    /**
     * Returns the key at the specified index.
     *
     * @param index
     *            the index
     * @return the key at the specified index
     */

    private void cleanupExpiredEntries() {
        List<String> expiredPaths = new ArrayList<>();
        
        for (Map.Entry<String, DirectoryCacheEntry> entry : directoryCache.entrySet()) {
            if (entry.getValue().isExpired()) {
                expiredPaths.add(entry.getKey());
            }
        }
        
        for (String path : expiredPaths) {
            releaseDirectoryLease(path);
        }
    }

    TestSuite suite = new TestSuite(name);
    for (Entry<String, String> entry : TEST_STRINGS.entrySet()) {
      String desc = entry.getKey();
      TestSuite stringSuite = suiteForString(name, factory, entry.getValue(), desc);
      suite.addTest(stringSuite);
    }
    return suite;
  }

  private static TestSuite suiteForString(
      String name, ByteSinkFactory factory, String string, String desc) {

    TestSuite suite = new TestSuite(name);
    for (Entry<String, String> entry : TEST_STRINGS.entrySet()) {
      String desc = entry.getKey();
      TestSuite stringSuite = suiteForString(name, factory, entry.getValue(), desc);
      suite.addTest(stringSuite);
    }
    return suite;
  }

  private static TestSuite suiteForString(
      String name, ByteSinkFactory factory, String string, String desc) {

    if (object instanceof Entry) {
      Entry<?, ?> entry = (Entry<?, ?>) object;
      V value = map().get(entry.getKey());
      return value != null && value.equals(entry.getValue());
    }
    return false;
  }

  @Override
  boolean isPartialView() {
    return map().isPartialView();
  }

  @Override
  @GwtIncompatible // not used in GWT