return this;
    }

    /**
     * Sets a converter.
     *
     * @param converter
     *            The converter. Must not be {@literal null}.
     * @param propertyNames
     *            The property names to which this converter will be applied. Each element must not be {@literal null} or an empty string.
     * @return This instance itself
     */

    assertNotNull(
        rootLocaleFormat("%s must be annotated with @TesterAnnotation.", annotationClass),
        annotationClass.getAnnotation(TesterAnnotation.class));
    Retention retentionPolicy = annotationClass.getAnnotation(Retention.class);
    assertNotNull(
        rootLocaleFormat("%s must have a @Retention annotation.", annotationClass),
        retentionPolicy);
    assertEquals(

    /**
     * Calculates checksums for specified data.
     *
     * @param data        The content for which to calculate checksums, must not be {@code null}.
     * @param algorithms  The checksum algorithms to use, must not be {@code null}.
     * @return The calculated checksums, indexed by algorithms, never {@code null}.
     * @throws NullPointerException if passed in any parameter is {@code null}.

     *
     * @param project         The project whose dependencies should be resolved, must not be {@code null}.
     * @param scopesToResolve The dependency scopes that should be resolved, may be {@code null}.
     * @param session         The current build session, must not be {@code null}.
     * @return The transitive dependencies of the specified project that match the requested scopes, never {@code null}.

     *
     * @param targetClass
     *            The target class. Must not be {@literal null}.
     * @param name
     *            The resource name. Must not be {@literal null} or an empty string.
     * @return An iterator of URL objects for the resources. If no resources are found, the iterator will be empty.

      assertTrue(item + " must not be Object#equals to null", !item.equals(null));
      assertTrue(
          item + " must not be Object#equals to an arbitrary object of another class",
          !item.equals(NotAnInstance.EQUAL_TO_NOTHING));
      assertTrue(item + " must be Object#equals to itself", item.equals(item));
      assertEquals(
          "the Object#hashCode of " + item + " must be consistent",
          item.hashCode(),

     * </p>
     *
     * @param jarFile
     *            the Jar file (must not be {@literal null})
     * @param prefix
     *            the prefix that resource names must start with (must not be {@literal null}).
     *            If not empty, must end with a slash ('/').
     * @param handler
     *            the handler to process resources (must not be {@literal null})
     */

# ---------------
constraints.AssertFalse.message = {item} must be false.
constraints.AssertTrue.message = {item} must be true.
constraints.DecimalMax.message = {item} must be less than {value}.
constraints.DecimalMin.message = {item} must be greater than {value}.
constraints.Digits.message = {item} must be a number. (expected: <number>.<number>)
constraints.Future.message = {item} must be a future value.

# ---------------
constraints.AssertFalse.message = {item} must be false.
constraints.AssertTrue.message = {item} must be true.
constraints.DecimalMax.message = {item} must be less than {value}.
constraints.DecimalMin.message = {item} must be greater than {value}.
constraints.Digits.message = {item} must be a number. (expected: <number>.<number>)
constraints.Future.message = {item} must be a future value.

   * does not include "was cancelled." To be explicit: If this method returns a non-null value,
   * then:
   *
   * <ul>
   *   <li>{@code isDone()} must return {@code true}
   *   <li>{@code isCancelled()} must return {@code false}
   *   <li>{@code get()} must not block, and it must throw an {@code ExecutionException} with the
   *       return value of this method as its cause
   * </ul>
   */
  public static
      Throwable