* immutable list is returned.)
   *
   * <p><b>Note:</b> in almost all circumstances, the returned {@link ImmutableList} retains a
   * strong reference to {@code this}, which may prevent the original list from being garbage
   * collected. If you want the original list to be eligible for garbage collection, you should
   * create and use a copy of the sub list (e.g., {@code

    assertSame(EntryFactory.STRONG, EntryFactory.getFactory(Strength.STRONG, false, false));
    assertSame(EntryFactory.STRONG_ACCESS, EntryFactory.getFactory(Strength.STRONG, true, false));
    assertSame(EntryFactory.STRONG_WRITE, EntryFactory.getFactory(Strength.STRONG, false, true));
    assertSame(
        EntryFactory.STRONG_ACCESS_WRITE, EntryFactory.getFactory(Strength.STRONG, true, true));

    assertSame(EntryFactory.STRONG, EntryFactory.getFactory(Strength.STRONG, false, false));
    assertSame(EntryFactory.STRONG_ACCESS, EntryFactory.getFactory(Strength.STRONG, true, false));
    assertSame(EntryFactory.STRONG_WRITE, EntryFactory.getFactory(Strength.STRONG, false, true));
    assertSame(
        EntryFactory.STRONG_ACCESS_WRITE, EntryFactory.getFactory(Strength.STRONG, true, true));

      MapMaker builder) {
    if (builder.getKeyStrength() == Strength.STRONG
        && builder.getValueStrength() == Strength.STRONG) {
      return new MapMakerInternalMap<>(builder, StrongKeyStrongValueEntry.Helper.<K, V>instance());
    }
    if (builder.getKeyStrength() == Strength.STRONG
        && builder.getValueStrength() == Strength.WEAK) {

   * returned by {@code factory}. Those objects should not be manually updated and they should not
   * use soft, weak, or phantom references.
   *
   * @param map place to store the mapping from each key to its corresponding values
   * @param factory supplier of new, empty collections that will each hold all values for a given
   *     key
   * @throws IllegalArgumentException if {@code map} is not empty

   * immutable list is returned.)
   *
   * <p><b>Note:</b> in almost all circumstances, the returned {@link ImmutableList} retains a
   * strong reference to {@code this}, which may prevent the original list from being garbage
   * collected. If you want the original list to be eligible for garbage collection, you should
   * create and use a copy of the sub list (e.g., {@code

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Implementation of {@code Multimap} that uses an {@code ArrayList} to store the values for a given
 * key. A {@link HashMap} associates each key with an {@link ArrayList} of values.
 *
 * <p>When iterating through the collections supplied by this class, the ordering of values for a

      return uncheckedCastNullableTToT(value);
    }

    @Override
    public String toString() {
      // This is a little strange if the unit the user provided was not NANOS,
      // but we don't want to store the unit just for toString
      return "Suppliers.memoizeWithExpiration(" + delegate + ", " + durationNanos + ", NANOS)";
    }

    private static final long serialVersionUID = 0;
  }

    checkNotNull(iterable);
    return new Iterator<T>() {
      Iterator<T> iterator = emptyModifiableIterator();

      @Override
      public boolean hasNext() {
        /*
         * Don't store a new Iterator until we know the user can't remove() the last returned
         * element anymore. Otherwise, when we remove from the old iterator, we may be invalidating