private transient volatile @Nullable CacheEntry<K, V> cacheEntry1;
  private transient volatile @Nullable CacheEntry<K, V> cacheEntry2;

  MapRetrievalCache(Map<K, V> backingMap) {
    super(backingMap);
  }

  @SuppressWarnings("unchecked") // Safe because we only cast if key is found in map.
  @Override
  @Nullable V get(Object key) {
    checkNotNull(key);
    V value = getIfCached(key);
    if (value != null) {
      return value;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.util.concurrent.ListenableFuture;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.Map;
import java.util.concurrent.Executor;
import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.artifact.resolver;

import java.util.List;
import java.util.Map;
import java.util.Set;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadataSource;
import org.apache.maven.artifact.repository.ArtifactRepository;

     *
     * @param type The component type.
     * @return The map of components. The map may be empty if no components found.
     * @param <T> The component type.
     * @throws LookupException if there is some provisioning related issue.
     */
    @Nonnull
    <T> Map<String, T> lookupMap(Class<T> type);

     *
     * @param infoMap map containing crawling session information and statistics
     */
    protected void sendMail(final Map<String, String> infoMap) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (fessConfig.hasNotification()) {
            final Map<String, String> dataMap = new HashMap<>();
            for (final Map.Entry<String, String> entry : infoMap.entrySet()) {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.entity;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.exception.InvalidQueryException;
import org.codelibs.fess.mylasta.direction.FessConfig;

import java.util.Locale;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import org.eclipse.aether.transfer.AbstractTransferListener;
import org.eclipse.aether.transfer.TransferEvent;
import org.eclipse.aether.transfer.TransferResource;

public class ConsoleTransferListener extends AbstractTransferListener {

    private PrintStream out;

    this.links = new long[expectedSize];
    return expectedSize;
  }

  @Override
  Map<K, V> createHashFloodingResistantDelegate(int tableSize) {
    return new LinkedHashMap<>(tableSize, 1.0f, accessOrder);
  }

  @Override
  @CanIgnoreReturnValue
  Map<K, V> convertToHashFloodingResistantImplementation() {
    Map<K, V> result = super.convertToHashFloodingResistantImplementation();
    links = null;

    public boolean resolveHashes;
    /** Expiration time for this referral entry */
    public long expiration;

    /** The next DFS referral in the chain */
    DfsReferral next;
    /** Map containing DFS referral entries */
    Map map;
    /** The cache key for this referral */
    String key = null;

    /**
     * Constructs a new DfsReferral instance
     */
    public DfsReferral() {
        this.next = this;

import javax.inject.Singleton;
import javax.xml.stream.XMLStreamException;

import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.io.Writer;
import java.nio.file.Files;
import java.util.Map;
import java.util.Objects;

import org.apache.maven.settings.Settings;
import org.apache.maven.settings.v4.SettingsStaxWriter;

/**
 * Handles serialization of settings into the default textual format.
 *