/**
   * The type of ordering that this object specifies.
   *
   * <ul>
   *   <li>UNORDERED: no order is guaranteed.
   *   <li>STABLE: ordering is guaranteed to follow a pattern that won't change between releases.
   *       Some methods may have stronger guarantees.
   *   <li>INSERTION: insertion ordering is guaranteed.
   *   <li>SORTED: ordering according to a supplied comparator is guaranteed.

      )
    assertEquals(
      "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=".decodeBase64(),
      pin.hash,
    )
    assertEquals("sha256", pin.hashAlgorithm)
    assertEquals("**.example.co.uk", pin.pattern)
    Assertions.assertTrue(pin.matchesHostname("www.example.co.uk"))
    Assertions.assertTrue(pin.matchesHostname("gopher.example.co.uk"))
    Assertions.assertFalse(pin.matchesHostname("www.example.com"))
  }

   *
   * Though any call may be initiated as a duplex call, only web servers that are specially
   * designed for this nonstandard interaction will use it. As of 2019-01, the only widely-used
   * implementation of this pattern is [gRPC][grpc].
   *
   * Because the encoding of interleaved data is not well-defined for HTTP/1, duplex request
   * bodies may only be used with HTTP/2. Calls to HTTP/1 servers will fail before the HTTP request

   */
  @GwtIncompatible // regular expressions
  static final
  java.util.regex.Pattern
      FLOATING_POINT_PATTERN = fpPattern();

  @GwtIncompatible // regular expressions
  private static
  java.util.regex.Pattern
      fpPattern() {
    /*
     * We use # instead of * for possessive quantifiers. This lets us strip them out when building

type CoreDNS struct {
	domainNames []string
	domainIPs   set.StringSet
	domainPort  string
	prefixPath  string
	etcdClient  *clientv3.Client
}

// EtcdOption - functional options pattern style
type EtcdOption func(*CoreDNS)

// DomainNames set a list of domain names used by this CoreDNS
// client setting, note this will fail if set to empty when
// constructor initializes.

type OperatorDNS struct {
	httpClient *http.Client
	Endpoint   string
	rootCAs    *x509.CertPool
	username   string
	password   string
}

// OperatorOption - functional options pattern style for OperatorDNS
type OperatorOption func(*OperatorDNS)

// Authentication - custom username and password for authenticating at the endpoint
func Authentication(username, password string) OperatorOption {

 * should override one or more methods to modify the behavior of the backing multiset as desired per
 * the <a href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>Warning:</b> The methods of {@code ForwardingSortedMultiset} forward
 * <b>indiscriminately</b> to the methods of the delegate. For example, overriding {@link

        assertViolations(result, 0, 2, 0);

        assertEquals(
                "'groupId' with value 'o/a/m' does not match a valid id pattern.",
                result.getErrors().get(0));

        assertEquals(
                "'artifactId' with value 'm$-do$' does not match a valid id pattern.",
                result.getErrors().get(1));
    }

    @Test
    void testMissingType() throws Exception {

  ;;
maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
*) MVN_CMD="mvn${0##*/mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
esac

# apply MVNW_REPOURL and calculate MAVEN_HOME
# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"

 * one or more methods to modify the behavior of the backing multiset as desired per the <a
 * href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>Warning:</b> The methods of {@code ForwardingMultiset} forward <b>indiscriminately</b> to
 * the methods of the delegate. For example, overriding {@link #add(Object, int)} alone <b>will