for (String reject : rejects) {
            this.rejectedVersions.add(nullToEmpty(reject));
        }
        this.branch = branch;
    }

    private void updateVersions(@Nullable String preferredVersion, @Nullable String requiredVersion, @Nullable String strictVersion) {
        this.preferredVersion = nullToEmpty(preferredVersion);

  "groups": [
    {
      "name": "apiregistration.k8s.io",
      "preferredVersion": {
        "groupVersion": "apiregistration.k8s.io/v1",
        "version": "v1"
      },
      "versions": [
        {
          "groupVersion": "apiregistration.k8s.io/v1",
          "version": "v1"
        }
      ]
    },
    {
      "name": "apps",
      "preferredVersion": {
        "groupVersion": "apps/v1",
        "version": "v1"

        version.preferredVersion == ''
        version.strictVersion == '2.0'
    }

    def "can override strict version with required version"() {
        given:
        def version = DefaultMutableVersionConstraint.withStrictVersion('1.0')

        when:
        version.require('2.0')

        then:
        version.requiredVersion == '2.0'
        version.preferredVersion == ''
        version.strictVersion == ''

@CompileStatic
class DependencyConstraintSpec {
    String group
    String module
    String version
    String preferredVersion
    String strictVersion
    List<String> rejects
    String reason
    Map<String, ?> attributes

    DependencyConstraintSpec(String g, String m, String v, String preferredVersion, String strictVersion, List<String> r, String desc, Map<String, ?> attrs) {
        group = g
        module = m

    private final String requiredVersion;
    private final String preferredVersion;
    private final String strictVersion;
    private final ImmutableList<String> rejectedVersions;
    @Nullable
    private final String requiredBranch;

    private final int hashCode;

    public DefaultImmutableVersionConstraint(String preferredVersion,
                                             String requiredVersion,

        then:
        d.name == 'gradle-core'
        d.group == 'org.gradle'
        d.version == '4.4-beta2'
        d.versionConstraint.requiredVersion == '4.4-beta2'
        d.versionConstraint.preferredVersion == ''
        d.versionConstraint.strictVersion == ''
        d.versionConstraint.rejectedVersions == []

        !d.force
        !d.transitive
        !d.changing

        d.artifacts.size() == 1

        then:
        d.name == 'gradle-core'
        d.group == 'org.gradle'
        d.version == '4.4-beta2'
        d.versionConstraint.requiredVersion == '4.4-beta2'
        d.versionConstraint.preferredVersion == ''
        d.versionConstraint.strictVersion == ''
        d.versionConstraint.rejectedVersions == []

        !d.force
        !d.transitive
        !d.changing

        d.artifacts.size() == 1

    String version
    String preferredVersion
    String strictVersion
    List<String> rejects
    List<ExcludeSpec> exclusions = []
    boolean endorseStrictVersions
    String reason
    Map<String, Object> attributes
    List<CapabilitySpec> requestedCapabilities = []
    ArtifactSelectorSpec artifactSelector

        v.requiredVersion == '1.0'
        v.preferredVersion == ''
        v.strictVersion == ''
        v.rejectedVersions == []
    }

    def "can create an immutable version constraint with rejects"() {
        given:
        def v = new DefaultImmutableVersionConstraint('1.1', '1.0', '1.1.1', ['1.2', '2.0'], null)

        expect:
        v.requiredVersion == '1.0'
        v.preferredVersion == '1.1'
        v.strictVersion == '1.1.1'

        this.requiredVersionSelector = scheme.parseSelector(version);
        this.preferredVersionSelector = preferredVersion.isEmpty() ? null : scheme.parseSelector(preferredVersion);

        if (isStrict) {
            VersionSelector rejectionForStrict = getRejectionForStrict(version, scheme);
            if (!rejectedVersions.isEmpty()) {