ImmutableListMultimap.Builder<String, String> builder = ImmutableListMultimap.builder();
      for (Entry<String, String> entry : entries) {
        builder.put(entry.getKey(), entry.getValue());
      }
      return builder.build();
    }
  }

  @J2ktIncompatible
  @AndroidIncompatible // test-suite builders
  public static class ImmutableListMultimapCopyOfEntriesGenerator

                        null,
                        "version of a plugin must be defined. ",
                        plugin);
            }

            String key = plugin.getKey();

            Plugin existing = index.get(key);

            if (existing != null) {
                addViolation(
                        problems,
                        errOn31,

    @SuppressWarnings("unchecked") // we'll only be using getKey and getValue, which are covariant
    Entry<K, V>[] entryArray = (Entry<K, V>[]) Iterables.toArray(entries, EMPTY_ENTRY_ARRAY);
    switch (entryArray.length) {
      case 0:
        return of();
      case 1:
        Entry<K, V> entry = entryArray[0];
        return of(entry.getKey(), entry.getValue());
      default:
        /*

    assertEquals("Hello", entry.getKey());
    assertEquals("World", entry.getValue());
    assertTrue(iter.hasNext());

    entry = iter.next();
    assertEquals("first", entry.getKey());
    assertEquals("second", entry.getValue());
    assertTrue(iter.hasNext());

    entry = iter.next();
    assertEquals("polygene", entry.getKey());
    assertEquals("lubricants", entry.getValue());

@GwtIncompatible // nottested
@NullUnmarked
public class FilteredMultimapTest extends TestCase {

  private static final Predicate<Entry<String, Integer>> ENTRY_PREDICATE =
      entry ->
          !Objects.equals(entry.getKey(), "badkey") && !Objects.equals(entry.getValue(), 55556);

  protected Multimap<String, Integer> create() {
    Multimap<String, Integer> unfiltered = HashMultimap.create();
    unfiltered.put("foo", 55556);

        // populate the provides section
        Properties provides = model.getProvides();
        for (Entry<Object, Object> provide : provides.entrySet()) {
            String key = (String) provide.getKey();
            String value = (String) provide.getValue();

            if (value == null) {
                throw new MisconfiguredToolchainException(

        classes.put(fullyQualifiedClassName, metaData);
    }

    @Override
    public void each(Closure cl) {
        for (Map.Entry<String, T> entry : classes.entrySet()) {
            cl.call(new Object[]{entry.getKey(), entry.getValue()});
        }
    }

    public void each(Action<? super T> action) {
        for (T t : classes.values()) {
            action.execute(t);
        }
    }

        PluginVersionResult result = resolveFromProject(request);

        if (result == null) {
            ConcurrentMap<Key, PluginVersionResult> cache = getCache(request);
            Key key = getKey(request);
            result = cache.get(key);

            if (result == null) {
                result = resolveFromRepository(request);

                logger.debug(

        MavenProject project = session.getCurrentProject();

        for (Plugin buildPlugin : project.getBuildPlugins()) {
            assertNotNull(buildPlugin.getVersion(), "Missing version for build plugin " + buildPlugin.getKey());
        }
    }

    @Test
    void testBuildFromModelSourceResolvesBasedir() throws Exception {
        File pomFile = new File("src/test/resources/projects/modelsourcebasedir/pom.xml");

        "Should not contain null after unsupported putIfAbsent(present, null)");
  }

  @CanIgnoreReturnValue
  private V putIfAbsent(Entry<K, V> entry) {
    return getMap().putIfAbsent(entry.getKey(), entry.getValue());
  }