assertEquals(
        "getOrDefault(present, def) should return the associated value",
        v0(),
        getMap().getOrDefault(k0(), v3()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testGetOrDefault_presentNullDefault() {
    assertEquals(
        "getOrDefault(present, null) should return the associated value",
        v0(),
        getMap().getOrDefault(k0(), null));
  }

                .getOrDefault("os.name", Os.OS_NAME)
                .toLowerCase(Locale.ENGLISH);
        String actualOsArch = context.getSystemProperties()
                .getOrDefault("os.arch", Os.OS_ARCH)
                .toLowerCase(Locale.ENGLISH);
        String actualOsVersion = context.getSystemProperties()
                .getOrDefault("os.version", Os.OS_VERSION)

    }

    private MavenProject getProject(Artifact artifact) {
        return getAllProjects()
                .getOrDefault(artifact.getGroupId(), Collections.emptyMap())
                .getOrDefault(artifact.getArtifactId(), Collections.emptyMap())
                .getOrDefault(artifact.getBaseVersion(), null);
    }

    // groupId -> (artifactId -> (version -> project)))

        triggers.add(StageTrigger(model, stage, prevStage, null, allDependencies))

        stageWithOsTriggers.getOrDefault(stage.stageName, emptyList()).forEach { targetOs ->
            val dependencies = allDependencies.filter { it.os == targetOs }

	}

	protocol := model.GetOrDefault(cfg.K8sServiceProtocol, "https")
	cluster := &api.Cluster{
		Server: fmt.Sprintf("%s://%s", protocol, net.JoinHostPort(cfg.K8sServiceHost, cfg.K8sServicePort)),
	}

	if cfg.SkipTLSVerify {
		// User explicitly opted into insecure.
		cluster.InsecureSkipTLSVerify = true
	} else {
		caFile := model.GetOrDefault(cfg.KubeCAFile, cfg.K8sServiceAccountPath+"/ca.crt")

        }

        private <Q> Supplier<Q> getBeanSupplier(Dependency<Q> dep, Key<Q> key) {
            List<Binding<?>> list = new ArrayList<>();
            // Add DI bindings
            list.addAll(getBindings().getOrDefault(key, Set.of()));
            // Add Plexus bindings
            for (var bean : locator.get().locate(toGuiceKey(key))) {
                if (isPlexusBean(bean)) {

    @Override
    public int hashCode() {
        return parent.hashCode();
    }

    @Override
    public V getOrDefault(final Object key, final V defaultValue) {
        final V value = parent.get(key);
        if (value != null) {
            return value;
        }
        return parent.getOrDefault(toCamelCase(key), defaultValue);
    }

    @Override

        FessConfig fessConfig = new FessConfig.SimpleImpl() {
            @Override
            public String getSystemProperty(final String key, final String defaultValue) {
                return systemPropMap.getOrDefault(key, defaultValue);
            }

            @Override
            public boolean isCrawlerIgnoreRobotsTxt() {
                return false;
            }

            @Override

        if (in == null) {
            throw new CrawlerSystemException("The inputstream is null.");
        }
        final String content = params.getOrDefault(ExtractData.RESOURCE_NAME_KEY, StringUtil.EMPTY);
        try {
            return new ExtractData(content);
        } catch (final Exception e) {
            throw new ExtractException(e);
        }
    }

    val testProjectDurations = scenarios
        .groupBy({ it.testProject }, { scenario ->
            listOf(testProjectToScenarioDurations, testProjectScenarioDurationsFallback)
                .mapNotNull { it.getOrDefault(scenario.testProject, emptyList()).firstOrNull { duration -> duration.scenario == scenario.scenario } }