repoIds.add(repository.getId());
                artifactRepositories.add(repository);
            }
        }

        if (recessiveRepositories != null) {
            for (ArtifactRepository repository : recessiveRepositories) {
                if (repoIds.add(repository.getId())) {
                    artifactRepositories.add(repository);
                }
            }

public class SetAddTester<E> extends AbstractSetTester<E> {
  @CollectionFeature.Require(SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  public void testAdd_supportedPresent() {
    assertFalse("add(present) should return false", getSet().add(e0()));
    expectUnchanged();
  }

  @CollectionFeature.Require(value = {SUPPORTS_ADD, ALLOWS_NULL_VALUES})
  @CollectionSize.Require(absent = ZERO)

        ArrayList<DependencyScope> result = new ArrayList<>();
        result.add(internalScopeManager.createDependencyScope(DS_COMPILE, true, all()));
        result.add(internalScopeManager.createDependencyScope(
                DS_RUNTIME, true, byBuildPath(CommonBuilds.BUILD_PATH_RUNTIME)));
        result.add(internalScopeManager.createDependencyScope(
                DS_PROVIDED,
                false,

  @CollectionFeature.Require(SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  public void testAdd_supportedPresent() {
    assertTrue("add(present) should return true", getList().add(e0()));
    expectAdded(e0());
  }

  @CollectionFeature.Require(absent = SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  /*
   * absent = ZERO isn't required, since unmodList.add() must

     */
    @Test
    void testArtifactMapByVersionlessIdOrdering() throws Exception {
        List<Artifact> list = new ArrayList<>();
        list.add(newArtifact("b"));
        list.add(newArtifact("a"));
        list.add(newArtifact("c"));
        list.add(newArtifact("e"));
        list.add(newArtifact("d"));

        Map<String, Artifact> map = ArtifactUtils.artifactMapByVersionlessId(list);
        assertNotNull(map);

            .createTestSuite());

    derivedSuites.add(computeEntriesTestSuite(parentBuilder));
    derivedSuites.add(computeMultimapGetTestSuite(parentBuilder));
    derivedSuites.add(computeMultimapAsMapGetTestSuite(parentBuilder));
    derivedSuites.add(computeKeysTestSuite(parentBuilder));
    derivedSuites.add(computeValuesTestSuite(parentBuilder));

    return derivedSuites;
  }

    if (!parentBuilder.getFeatures().contains(NoRecurse.SUBMAP)) {
      derivedSuites.add(createSubmapSuite(parentBuilder, Bound.NO_BOUND, Bound.EXCLUSIVE));
      derivedSuites.add(createSubmapSuite(parentBuilder, Bound.INCLUSIVE, Bound.NO_BOUND));
      derivedSuites.add(createSubmapSuite(parentBuilder, Bound.INCLUSIVE, Bound.EXCLUSIVE));
    }

    return derivedSuites;
  }

  @Override

        Set<Artifact> artifacts = new LinkedHashSet<>(4);
        artifacts.add(new DefaultArtifact("g", "a1", "v", "compile", "jar", "", null));
        artifacts.add(new DefaultArtifact("g", "a2", "v", "compile", "jar", "", null));
        artifacts.add(new DefaultArtifact("g", "a3", "v", "compile", "jar", "", null));
        artifacts.add(new DefaultArtifact("g", "a4", "v", "compile", "jar", "", null));

        new ImmutableList.Builder<String>().add("a").add("b").add("a").add("c").build();
    assertEquals(asList("a", "b", "a", "c"), list);
  }

  @GwtIncompatible("Builder impl")
  public void testBuilderForceCopy() {
    ImmutableList.Builder<Integer> builder = ImmutableList.builder();
    Object[] prevArray = null;
    for (int i = 0; i < 10; i++) {
      builder.add(i);
      assertNotSame(builder.contents, prevArray);

                .of(stream -> stream.filter(StringUtil::isNotBlank).forEach(contentFieldNameSet::add));
        split(fessConfig.getSuggestFieldTags(), ",").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(tagFieldNameSet::add));
        split(fessConfig.getSuggestFieldRoles(), ",").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(roleFieldNameSet::add));