* @return the stripe at the specified index
   */
  public abstract L getAt(int index);

  /**
   * Returns the index to which the given key is mapped, so that getAt(indexFor(key)) == get(key).
   */
  abstract int indexFor(Object key);

  /** Returns the total number of stripes in this instance. */
  public abstract int size();

  /**

 * This form handles the initial setup and configuration
 * in the administrative wizard interface.
 */
public class IndexForm {

    /**
     * Default constructor for index form.
     * Creates a new instance with default values.
     */
    public IndexForm() {
        // Default constructor
    }

    return delegateCollection().comparator();
  }

  // Override indexOf() and lastIndexOf() to be O(log N) instead of O(N).

  @GwtIncompatible // ImmutableSortedSet.indexOf
  // TODO(cpovirk): consider manual binary search under GWT to preserve O(log N) lookup
  @Override
  public int indexOf(@Nullable Object target) {
    int index = delegateCollection().indexOf(target);

    assertThat(Bytes.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, new byte[] {(byte) 2, (byte) 3})).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, new byte[] {(byte) 3, (byte) 4})).isEqualTo(1);
    assertThat(Bytes.indexOf(ARRAY234, new byte[] {(byte) 3})).isEqualTo(1);

    assertThat(Chars.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 2, (char) 3})).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 3, (char) 4})).isEqualTo(1);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 3})).isEqualTo(1);

        int modelVersionIndex = xmlOutput.indexOf("<modelVersion>");
        int groupIdIndex = xmlOutput.indexOf("<groupId>");
        int nameIndex = xmlOutput.indexOf("<name>");
        int descriptionIndex = xmlOutput.indexOf("<description>");
        int urlIndex = xmlOutput.indexOf("<url>");
        int licensesIndex = xmlOutput.indexOf("<licenses>");
        int propertiesIndex = xmlOutput.indexOf("<properties>");

    assertThat(Doubles.indexOf(ARRAY234, EMPTY)).isEqualTo(0);
    assertThat(Doubles.indexOf(EMPTY, ARRAY234)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY234, ARRAY1)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, ARRAY234)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Doubles.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);

    assertThat(Chars.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 2, (char) 3})).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 3, (char) 4})).isEqualTo(1);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 3})).isEqualTo(1);

    assertThat(Doubles.indexOf(ARRAY234, EMPTY)).isEqualTo(0);
    assertThat(Doubles.indexOf(EMPTY, ARRAY234)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY234, ARRAY1)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, ARRAY234)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Doubles.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);

    assertThat(Floats.indexOf(ARRAY234, EMPTY)).isEqualTo(0);
    assertThat(Floats.indexOf(EMPTY, ARRAY234)).isEqualTo(-1);
    assertThat(Floats.indexOf(ARRAY234, ARRAY1)).isEqualTo(-1);
    assertThat(Floats.indexOf(ARRAY1, ARRAY234)).isEqualTo(-1);
    assertThat(Floats.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Floats.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);
    assertThat(Floats.indexOf(ARRAY234, new float[] {2.0f, 3.0f})).isEqualTo(0);