/*
   * Previously we had a field named set that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;
  }

  }

  private static final List<Method> PQ_SUPPRESS = asList(getCreateWithNullUnsupportedMethod());

  @Override
  protected Collection<Method> suppressForPriorityBlockingQueue() {
    return PQ_SUPPRESS;
  }

  @Override
  protected Collection<Method> suppressForPriorityQueue() {
    return PQ_SUPPRESS;
  }

   *
   * In part because Cells are relatively large, we avoid creating
   * them until they are needed.  When there is no contention, all
   * updates are made to the base field.  Upon first contention (a
   * failed CAS on base update), the table is initialized to size 2.
   * The table size is doubled upon further contention until
   * reaching the nearest power of two greater than or equal to the

      warmUp(cache, 0, 100);

      Collection<Object> values = cache.asMap().values();
      values.clear();
      checkEmpty(values);
      checkEmpty(cache);
    }
  }

  public void testValues_empty_remove() {
    for (LoadingCache<Object, Object> cache : caches()) {
      Collection<Object> values = cache.asMap().values();
      assertFalse(values.remove(null));

      warmUp(cache, 0, 100);

      Collection<Object> values = cache.asMap().values();
      values.clear();
      checkEmpty(values);
      checkEmpty(cache);
    }
  }

  public void testValues_empty_remove() {
    for (LoadingCache<Object, Object> cache : caches()) {
      Collection<Object> values = cache.asMap().values();
      assertFalse(values.remove(null));

import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.lang.reflect.Field;
import java.util.Collection;
import java.util.Map;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Provides static methods for serializing collection classes.
 *
 * <p>This class assists the implementation of collection classes. Do not use this class to
 * serialize collections that are defined elsewhere.
 *
 * @author Jared Levy

    }

    public void setArtifactExists(boolean artifactExists) {
        this.artifactExists = artifactExists;
    }

    public Collection<ArtifactMetadata> getDependencies() {
        return dependencies;
    }

    public void setDependencies(Collection<ArtifactMetadata> dependencies) {
        this.dependencies = dependencies;
    }

    public String getArtifactUri() {
        return artifactUri;

  public static ImmutableIntArray copyOf(Collection<Integer> values) {
    return values.isEmpty() ? EMPTY : new ImmutableIntArray(Ints.toArray(values));
  }

  /**
   * Returns an immutable array containing the given values, in order.
   *
   * <p><b>Performance note:</b> this method delegates to {@link #copyOf(Collection)} if {@code
   * values} is a {@link Collection}. Otherwise it creates a {@link #builder} and uses {@link

 * under the License.
 */
package org.apache.maven.model.profile;

import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

import org.apache.maven.model.Profile;
import org.apache.maven.model.building.ModelProblemCollector;

/**
 * Calculates the active profiles among a given collection of profiles.
 *
 * @deprecated use {@link org.apache.maven.api.services.ModelBuilder} instead
 */

  @CollectionSize.Require(ZERO)
  public void testIsEmpty_yes() {
    assertTrue("isEmpty() should return true", collection.isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)
  public void testIsEmpty_no() {
    assertFalse("isEmpty() should return false", collection.isEmpty());
  }