assertEquals(TypeToken.of(String.class), map.entrySet().iterator().next().getKey());
    assertEquals("test", map.entrySet().iterator().next().getValue());
    assertThrows(
        UnsupportedOperationException.class, () -> map.entrySet().iterator().next().setValue(1));
  }

  public void testEntrySetToArrayMutationThrows() {
    map.putInstance(String.class, "test");

      backingMap.put(element, occurrences);
      size += occurrences;
      return 0;
    }
    int oldCount = backingMap.getValue(entryIndex);
    long newCount = (long) oldCount + (long) occurrences;
    checkArgument(newCount <= Integer.MAX_VALUE, "too many occurrences: %s", newCount);
    backingMap.setValue(entryIndex, (int) newCount);
    size += occurrences;
    return oldCount;
  }

  @CanIgnoreReturnValue
  @Override

      Entry<?, ?> that = (Entry<?, ?>) object;
      return Objects.equal(this.getKey(), that.getKey())
          && Objects.equal(this.getValue(), that.getValue());
    }
    return false;
  }

  @Override
  public int hashCode() {
    K k = getKey();
    V v = getValue();
    return ((k == null) ? 0 : k.hashCode()) ^ ((v == null) ? 0 : v.hashCode());
  }

  /** Returns a string representation of the form {@code {key}={value}}. */

      Entry<?, ?> that = (Entry<?, ?>) object;
      return Objects.equal(this.getKey(), that.getKey())
          && Objects.equal(this.getValue(), that.getValue());
    }
    return false;
  }

  @Override
  public int hashCode() {
    K k = getKey();
    V v = getValue();
    return ((k == null) ? 0 : k.hashCode()) ^ ((v == null) ? 0 : v.hashCode());
  }

  /** Returns a string representation of the form {@code {key}={value}}. */

  public K getKey() {
    return delegate().getKey();
  }

  @Override
  @ParametricNullness
  public V getValue() {
    return delegate().getValue();
  }

  @Override
  @ParametricNullness
  @CanIgnoreReturnValue
  public V setValue(@ParametricNullness V value) {
    return delegate().setValue(value);
  }

  @Override
  public boolean equals(@CheckForNull Object object) {
    return delegate().equals(object);

        this.value = value;
    }

    /**
     * 値を返します。
     *
     * @return 値
     */
    public T getValue() {
        return value;
    }

    /**
     * 値を設定します。
     *
     * @param value
     *            値
     */
    public void setValue(final T value) {
        this.value = value;
    }

    @Override
    public String toString() {
        return value.toString();

    }

    public String getName() {
        return name;
    }

    public void setName(final String name) {
        this.name = name;
    }

    public String getValue() {
        return value;
    }

    public void setValue(final String value) {
        this.value = value;
    }

    public boolean isValid() {
        if (StringUtil.isBlank(name) || value == null) {
            return false;

  }

  @Override
  @ParametricNullness
  public final K getKey() {
    return key;
  }

  @Override
  @ParametricNullness
  public final V getValue() {
    return value;
  }

  @Override
  @ParametricNullness
  public final V setValue(@ParametricNullness V value) {
    throw new UnsupportedOperationException();
  }

  private static final long serialVersionUID = 0;

    }

    public void setKey(String value) {
        registerModifiedProperty("key");
        this.key = value;
    }

    public String getValue() {
        checkSpecifiedProperty("value");
        return convertEmptyToNull(value);
    }

    public void setValue(String value) {
        registerModifiedProperty("value");
        this.value = value;
    }

      assertEquals(2 * i, (int) inverse.get(2 * i - 1));
    }
    Set<Entry<Integer, Integer>> entries = bimap.entrySet();
    for (Entry<Integer, Integer> entry : entries) {
      entry.setValue(entry.getValue() + 2 * N);
    }
    for (int i = 0; i < N; i++) {
      assertEquals(2 * N + 2 * i - 1, (int) bimap.get(2 * i));
    }
  }

  public void testBiMapEntrySetIteratorRemove() {