*
 * @since 3.0
 */
// TODO Kristian wonders if this class really is necessary and if it overlaps other concepts.
public final class ProjectIndex {

    private final Map<String, MavenProject> projects;

    private final Map<String, Integer> indices;

    public ProjectIndex(List<MavenProject> projects) {
        this.projects = new HashMap<>(projects.size() * 2);

import java.io.Serializable;
import java.util.Iterator;
import org.jspecify.annotations.Nullable;

@GwtCompatible
final class PairwiseEquivalence<E, T extends @Nullable E> extends Equivalence<Iterable<T>>
    implements Serializable {
  final Equivalence<E> elementEquivalence;

  PairwiseEquivalence(Equivalence<E> elementEquivalence) {

import org.jspecify.annotations.Nullable;

@NullUnmarked
public class SynchronizedTableTest extends AbstractTableTest<Character> {
  private static final class TestTable<R, C, V> implements Table<R, C, V>, Serializable {
    private final Table<R, C, V> delegate = HashBasedTable.create();
    private final Object mutex = new Object[0]; // something Serializable

    @Override
    public String toString() {
      assertTrue(Thread.holdsLock(mutex));

   */
  private static final int MIN_HASH_TABLE_SIZE = 4;

  private static final int BYTE_MAX_SIZE = 1 << Byte.SIZE; // 2^8 = 256
  private static final int BYTE_MASK = (1 << Byte.SIZE) - 1; // 2^8 - 1 = 255

  private static final int SHORT_MAX_SIZE = 1 << Short.SIZE; // 2^16 = 65_536
  private static final int SHORT_MASK = (1 << Short.SIZE) - 1; // 2^16 - 1 = 65_535

  /**

   * forwards the calls to the underlying {@code Map}.
   */
  private static class CheckSetUpInvocationHandler implements InvocationHandler, Serializable {
    private final Map<String, String> map;
    private final AtomicBoolean setUpRan;

    CheckSetUpInvocationHandler(Map<String, String> map, AtomicBoolean setUpRan) {
      this.map = map;
      this.setUpRan = setUpRan;
    }

    @Override

 * under the License.
 */
package org.apache.maven.repository.metadata;

/**
 */
@Deprecated
public class MetadataGraphTransformationException extends Exception {

    private static final long serialVersionUID = -4029897098314019152L;

    public MetadataGraphTransformationException() {}

    public MetadataGraphTransformationException(String message) {
        super(message);
    }

import java.util.Map;

import org.apache.maven.eventspy.EventSpy;

/**
 * DefaultEventSpyContext
 */
@Deprecated
public class DefaultEventSpyContext implements EventSpy.Context {

    private final Map<String, Object> data = new HashMap<>();

    @Override
    public Map<String, Object> getData() {
        return data;
    }

/**
 * A task that is a goal.
 * <p>
 * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
 *
 * @since 3.0
 */
public final class GoalTask extends Task {
    public GoalTask(String pluginGoal) {
        super(pluginGoal);
    }

import org.w3c.dom.Node;

import java.util.HashSet;
import java.util.Set;

public class LinkRenderer {
    private final Document document;
    private final DslDocModel model;
    private final Set<String> primitiveTypes = new HashSet<String>();
    private final String groovyVersion;
    private final String javaVersion;

    public LinkRenderer(Document document, DslDocModel model, String groovyVersion, String javaVersion) {

  }

  protected final K k0() {
    return e0().getKey();
  }

  protected final V v0() {
    return e0().getValue();
  }

  protected final K k1() {
    return e1().getKey();
  }

  protected final V v1() {
    return e1().getValue();
  }

  protected final K k2() {
    return e2().getKey();
  }

  protected final V v2() {
    return e2().getValue();