import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.function.BiConsumer;
import org.jspecify.annotations.Nullable;

/**
 * A collection that maps keys to values, similar to {@link Map}, but in which each key may be
 * associated with <i>multiple</i> values. You can visualize the contents of a multimap either as a
 * map from keys to <i>nonempty</i> collections of values:
 *

        getProjectWithDependencies(pom0);
        MavenProject project1 = getProjectWithDependencies(pom1);

        Map pluginMap = project1.getBuild().getPluginsAsMap();
        Plugin compilerPlugin = (Plugin) pluginMap.get("org.apache.maven.plugins:maven-compiler-plugin");

        assertNotNull(compilerPlugin);

        Map executionMap = compilerPlugin.getExecutionsAsMap();
        assertNull(
                executionMap.get("test"),

    /** Default file type value returned when MIME type is not found in mappings */
    protected String defaultValue = "others";

    /** Map storing MIME type to file type mappings */
    protected Map<String, String> mimetypeMap = new LinkedHashMap<>();

    /**
     * Default constructor for file type helper.
     * Creates a new instance with default values.
     */

  /** Keys are edges incoming to the origin node, values are the source node. */
  final Map<E, N> inEdgeMap;

  /** Keys are edges outgoing from the origin node, values are the target node. */
  final Map<E, N> outEdgeMap;

  private int selfLoopCount;

  AbstractDirectedNetworkConnections(Map<E, N> inEdgeMap, Map<E, N> outEdgeMap, int selfLoopCount) {
    this.inEdgeMap = checkNotNull(inEdgeMap);

    if (!isEmpty(iterable)) {
      fail("Not true that " + iterable + " is empty");
    }
  }

  public static void assertEmpty(Map<?, ?> map) {
    if (!map.isEmpty()) {
      fail("Not true that " + map + " is empty");
    }
  }

  public static void assertEqualInOrder(Iterable<?> expected, Iterable<?> actual) {
    Iterator<?> expectedIter = expected.iterator();

    } finally {
      pool.shutdownNow();
    }

    // Since we have access to the backing map, verify that there are no zeroes in the map
    for (AtomicInteger value : map.values()) {
      assertTrue("map should not contain a zero", value.get() != 0);
    }
  }

  private static class MutateTask implements Callable<int[]> {

import com.google.common.collect.testing.features.MapFeature;
import com.google.common.testing.EqualsTester;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.NoSuchElementException;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullUnmarked;

/**

			return errors.New("cannot combine --data and --combine")
		}
		// file / version / file
		filemap := make(map[string]map[string]string)
		foundData := make(map[string][]byte)
		partDataToVerID := make(map[string][2]string)
		var baseName string
		// versionID ->
		combineFiles := make(map[string][]string)
		decode := func(r io.Reader, file string) ([]byte, error) {
			file = strings.ReplaceAll(file, ":", "_")

   * result from the user invoking {@link Cache#put}, {@link LoadingCache#refresh}, {@link Map#put},
   * {@link Map#putAll}, {@link ConcurrentMap#replace(Object, Object)}, or {@link
   * ConcurrentMap#replace(Object, Object, Object)}.
   */
  REPLACED {
    @Override
    boolean wasEvicted() {
      return false;
    }
  },

  /**
   * The entry was removed automatically because its key or value was garbage-collected. This can

      return (ImmutableRangeMap<K, V>) rangeMap;
    }
    Map<Range<K>, ? extends V> map = rangeMap.asMapOfRanges();
    ImmutableList.Builder<Range<K>> rangesBuilder = new ImmutableList.Builder<>(map.size());
    ImmutableList.Builder<V> valuesBuilder = new ImmutableList.Builder<>(map.size());
    for (Entry<Range<K>, ? extends V> entry : map.entrySet()) {
      rangesBuilder.add(entry.getKey());