* shared resources.
 *
 * @param <K> the most general type of keys this listener can listen for; for example {@code Object}
 *     if any key is acceptable
 * @param <V> the most general type of values this listener can listen for; for example {@code
 *     Object} if any key is acceptable
 * @author Charles Fry
 * @since 10.0
 */
@GwtCompatible
@FunctionalInterface
public interface RemovalListener<K, V> {

 * invoke methods, they invoke methods on the {@code ForwardingSetMultimap}.
 *
 * @author Kurt Alfred Kluever
 * @since 3.0
 */
@GwtCompatible
public abstract class ForwardingSetMultimap<K extends @Nullable Object, V extends @Nullable Object>
    extends ForwardingMultimap<K, V> implements SetMultimap<K, V> {
  /** Constructor for use by subclasses. */
  public ForwardingSetMultimap() {}

  @Override

     * @param severity
     * @param version
     */
    public ModelProblemCollectorRequest(Severity severity, Version version) {
        this.severity = Objects.requireNonNull(severity, "severity cannot be null");
        this.version = Objects.requireNonNull(version, "version cannot be null");
    }

    public Severity getSeverity() {
        return severity;
    }

    public Version getVersion() {

import org.elasticsearch.gradle.internal.test.rest.transform.RestTestTransformByParentArray;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.Internal;

import java.util.Objects;

/**
 * Adds a match for a REST test. For example add the follow where it did not exist prior to running this: "match":{"_type": "foo"}
 */
public class AddMatch implements RestTestTransformByParentArray {

 *
 * @author James Sexton
 * @param <E> Edge parameter type
 */
final class EdgesConnecting<E> extends AbstractSet<E> {

  private final Map<?, E> nodeToOutEdge;
  private final Object targetNode;

  EdgesConnecting(Map<?, E> nodeToEdgeMap, Object targetNode) {
    this.nodeToOutEdge = checkNotNull(nodeToEdgeMap);
    this.targetNode = checkNotNull(targetNode);
  }

  @Override
  public UnmodifiableIterator<E> iterator() {

    }
  }

  private static <E extends @Nullable Object> E getElementOrThrow(@Nullable Entry<E> entry) {
    if (entry == null) {
      throw new NoSuchElementException();
    }
    return entry.getElement();
  }

  private static <E extends @Nullable Object> @Nullable E getElementOrNull(
      @Nullable Entry<E> entry) {

                final String docId = (String) doc.get("doc_id");
                if (docId != null) {
                    resultMap.put(docId, doc);
                }
            }
            final List<Map<String, Object>> orderedResults = new ArrayList<>();
            for (final String docId : docIds) {
                final Map<String, Object> doc = resultMap.get(docId);

    assertEquals(1, Iterators.size(registry.getSubscribers(new Object())));
    assertEquals(1, Iterators.size(registry.getSubscribers(1)));

    registry.register(new IntegerSubscriber());
    assertEquals(3, Iterators.size(registry.getSubscribers("")));
    assertEquals(1, Iterators.size(registry.getSubscribers(new Object())));
    assertEquals(2, Iterators.size(registry.getSubscribers(1)));
  }

        factory.setClientMap(clientMap);
    }

    /**
     * Compares this wrapper to another object for equality.
     * Equality is determined by the wrapped factory.
     * @param obj The object to compare.
     * @return true if equal, false otherwise.
     */
    @Override
    public boolean equals(final Object obj) {
        return factory.equals(obj);
    }

    /**

                SuggestItem.Kind.DOCUMENT);

        Map<String, Object> existing = new HashMap<>();
        existing.put(FieldNames.DOC_FREQ, 5L);
        existing.put(FieldNames.QUERY_FREQ, 3L);
        existing.put(FieldNames.TIMESTAMP, System.currentTimeMillis());

        Map<String, Object> updated = SuggestItemSerializer.toUpdatedSource(item, existing);

        assertNotNull(updated);