*/

package com.google.common.collect;

import static com.google.common.base.Preconditions.checkArgument;

import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

/**
 * MapMaker emulation.
 *
 * @author Charles Fry
 */
public final class MapMaker {
  private int initialCapacity = 16;

  public MapMaker() {}

 * limitations under the License.
 */

package com.google.common.collect;

import static com.google.common.truth.Truth.assertThat;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link ForwardingConcurrentMap}.
 *
 * @author Jared Levy
 */

    private final InetAddress witnessServer;
    private final int port;
    private final CIFSContext context;
    private final ConcurrentHashMap<String, WitnessRegistration> registrations;
    private final ConcurrentHashMap<String, WitnessNotificationListener> listeners;
    private final ConcurrentHashMap<String, CompletableFuture<Void>> asyncNotifyTasks;
    private final ScheduledExecutorService scheduler;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;

public class DirectoryLeaseManager {
    private final CIFSContext context;
    private final LeaseManager baseLeaseManager;  // Reuse existing lease manager
    private final ConcurrentHashMap<String, DirectoryCacheEntry> directoryCache;

 */
package org.apache.maven.artifact.handler.manager;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

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

import org.apache.maven.artifact.handler.ArtifactHandler;
import org.apache.maven.artifact.handler.DefaultArtifactHandler;
import org.apache.maven.eventspy.AbstractEventSpy;

    private static final int MAX_BACKOFF_SHIFT = 3; // Maximum 8 seconds (2^3 * 1000ms)

    private final DirectoryLeaseManager leaseManager;
    private final ConcurrentHashMap<String, ChangeNotificationHandle> activeWatchers;
    private final ConcurrentHashMap<String, Integer> failureCounts;

    /**
     * Directory change types
     */
    public enum DirectoryChangeType {
        /**

package org.apache.maven.internal.impl;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import java.util.Objects;
import java.util.Optional;
import java.util.concurrent.ConcurrentHashMap;

import org.apache.maven.api.JavaPathType;
import org.apache.maven.api.Type;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.services.LanguageRegistry;

 */
public class ResidentMavenInvoker extends MavenInvoker {

    private final ConcurrentHashMap<String, MavenContext> residentContext;

    public ResidentMavenInvoker(Lookup protoLookup, @Nullable Consumer<LookupContext> contextConsumer) {
        super(protoLookup, contextConsumer);
        this.residentContext = new ConcurrentHashMap<>();
    }

    @Override
    public void close() throws InvokerException {

 */
public class PersistentHandleManager {

    private static final Logger log = LoggerFactory.getLogger(PersistentHandleManager.class);

    private final ConcurrentHashMap<String, HandleInfo> handles;
    private final ConcurrentHashMap<HandleGuid, HandleInfo> guidToHandle;
    private final Path stateDirectory;
    private final ScheduledExecutorService scheduler;
    private final CIFSContext context;

 *
 * @since 3.0
 */
@Named
@Singleton
public class DefaultPluginDescriptorCache implements PluginDescriptorCache {

    private Map<Key, PluginDescriptor> descriptors = new ConcurrentHashMap<>(128);
    private Map<Key, Key> keys = new ConcurrentHashMap<>();

    @Override
    public void flush() {
        descriptors.clear();
    }

    @Override