import java.util.List;
import org.checkerframework.checker.nullness.qual.Nullable;
import org.junit.Ignore;

/**
 * Base class for testers of classes (including {@link Collection} and {@link java.util.Map Map})
 * that contain elements.
 *
 * @param <C> the type of the container
 * @param <E> the type of the container's contents
 * @author George van den Driessche
 */
@GwtCompatible

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import org.apache.maven.RepositoryUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.InvalidRepositoryException;
import org.apache.maven.artifact.factory.ArtifactFactory;

        }

        if (downloadMonitor != null) {
            wagon.addTransferListener(downloadMonitor);
        }

        Map<String, ChecksumObserver> checksums = new HashMap<>(2);

        Map<String, String> sums = new HashMap<>(2);

        // TODO configure these on the repository
        for (int i = 0; i < CHECKSUM_IDS.length; i++) {

}

internal fun idnToAscii(host: String): String? {
  val bufferA = Buffer().writeUtf8(host)
  val bufferB = Buffer()

  // 1. Map, from bufferA to bufferB.
  while (!bufferA.exhausted()) {
    val codePoint = bufferA.readUtf8CodePoint()
    if (!IDNA_MAPPING_TABLE.map(codePoint, bufferB)) return null
  }

  // 2. Normalize, from bufferB to bufferA.
  val normalized = normalizeNfc(bufferB.readUtf8())

	// ID is an instance ID, that will change whenever the server restarts.
	// This allows remotes to keep track of whether state is preserved.
	ID uuid.UUID

	// Immutable after creation, so no locks.
	targets map[string]*Connection

	// serverside handlers.
	handlers handlers

	// local host name.
	local string

	// authToken is a function that will validate a token.
	authToken ValidateTokenFn

            if (response.getHttpStatusCode() == 200) {
                final Map<String, Object> contentMap = response.getContent(OpenSearchCurl.jsonParser());
                if (contentMap.get("path") instanceof final List<?> pathList) {
                    return pathList.stream().map(Object::toString).toArray(n -> new String[n]);
                }

    client.newCall(request).execute().use { response ->
      assertEquals(200, response.code)
    }

    assertEquals(2, sessionIds.size)
    val directSessionIds =
      sslContext.clientSessionContext.ids.toList().map { it.toByteString().hex() }

    if (platform.isConscrypt()) {
      if (tlsVersion == TlsVersion.TLS_1_3) {
        assertThat(sessionIds[0]).isEmpty()
        assertThat(sessionIds[1]).isEmpty()

    if (predicate == null) {
      throw new IllegalArgumentException(
          expectedThrowable
              + " is not yet supported by ReflectionFreeAssertThrows. Add an entry for it in the"
              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {

    if (predicate == null) {
      throw new IllegalArgumentException(
          expectedThrowable
              + " is not yet supported by ReflectionFreeAssertThrows. Add an entry for it in the"
              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {

                }
            };
        } else {
            return null;
        }
    }

    private List<SettingsProblem> convert(List<BuilderProblem> problems) {
        return problems.stream().map(this::convert).toList();
    }

    private SettingsProblem convert(BuilderProblem problem) {
        return new DefaultSettingsProblem(
                problem.getMessage(),