@CollectionFeature.Require(ALLOWS_NULL_VALUES)
  public void testHashCode_containingNull() {
    Collection<E> elements = getSampleElements(getNumElements() - 1);
    int expectedHashCode = 0;
    for (E element : elements) {
      expectedHashCode += (element == null) ? 0 : element.hashCode();
    }

    elements.add(null);
    collection = getSubjectGenerator().create(elements.toArray());
    assertEquals(

/**
 * A result of collecting, flattening, and resolving {@link DependencyCoordinates}s.
 * Dependency is the output of the <dfn>collection</dfn> process, which builds the graph of dependencies,
 * followed by <dfn>flattening</dfn> and <dfn>resolution</dfn>.
 * The version selection is done for each dependency during the collection phase.
 * The flatten phase keeps only a single version per ({@code groupId}, {@code artifactId}) pair.

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.collect;

import java.util.Collection;
import java.util.List;
import org.jspecify.annotations.Nullable;

/**
 * GWT emulated version of {@link ImmutableList}. TODO(cpovirk): more doc
 *
 * @author Hayward Chan
 */

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.beans.factory;

import static org.codelibs.core.collection.CollectionsUtil.newConcurrentHashMap;
import static org.codelibs.core.collection.CollectionsUtil.putIfAbsent;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.util.concurrent.ConcurrentMap;

    }

    /**
     *
     */
    public static class Baz {

        /** */
        @SuppressWarnings("rawtypes")
        public Collection collectionOfRawtype;

        /** */
        public Collection<String> collectionOfString;

        /** */
        public Map<String, Integer> map;

    }

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

import java.nio.file.Path;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Objects;

import org.apache.maven.api.RemoteRepository;
import org.apache.maven.api.Session;
import org.apache.maven.api.annotations.Experimental;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.exception;

import static org.codelibs.core.collection.ArrayUtil.asArray;

import org.codelibs.core.lang.MethodUtil;

/**
 * Exception that wraps {@link NoSuchMethodException}.
 *
 * @author higa
 */

    }
    return derivedSuites;
  }

  private static final class ReserializedListGenerator<E> implements TestListGenerator<E> {
    final OneSizeTestContainerGenerator<Collection<E>, E> gen;

    private ReserializedListGenerator(OneSizeTestContainerGenerator<Collection<E>, E> gen) {
      this.gen = gen;
    }

    @Override
    public SampleElements<E> samples() {
      return gen.samples();
    }

    @Override

    }

    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;

 * </p>
 *
 * <pre>
 * import static org.codelibs.core.collection.IndexedIterator.*;
 *
 * List&lt;String&gt; list = ...;
 * for (Indexed&lt;String&gt; indexed : indexed(list)) {
 *     System.out.println(indexed.getIndex());
 *     System.out.println(indexed.getElement());
 * }
 * </pre>
 *
 * <pre>
 * import static org.codelibs.core.collection.IndexedIterator.*;
 * import static org.codelibs.core.io.LineIterator.*;