*
   * @since 20.0 (varargs overload since 2.0)
   */
  public static void checkArgument(
      boolean expression, String errorMessageTemplate, char p1, char p2) {
    if (!expression) {
      throw new IllegalArgumentException(lenientFormat(errorMessageTemplate, p1, p2));
    }
  }

  /**
   * Ensures the truth of an expression involving one or more parameters to the calling method.
   *

    }

    private static boolean repositoryPolicyEquals(ArtifactRepositoryPolicy p1, ArtifactRepositoryPolicy p2) {
        if (p1 == p2) {
            return true;
        }

        return p1.isEnabled() == p2.isEnabled() && Objects.equals(p1.getUpdatePolicy(), p2.getUpdatePolicy());
    }

    private static boolean repositoriesEquals(List<ArtifactRepository> r1, List<ArtifactRepository> r2) {

   *
   * @since 23.1 (varargs overload since 17.0)
   */
  public static void verify(boolean expression, String errorMessageTemplate, char p1, char p2) {
    if (!expression) {
      throw new VerifyException(lenientFormat(errorMessageTemplate, p1, p2));
    }
  }

  /**
   * Ensures that {@code expression} is {@code true}, throwing a {@code VerifyException} with a
   * custom message otherwise.
   *

        // Check p2 value for org name
        // ----------------------------------------------------------------------

        MavenProject p2 = getProject(projectFile("maven.t01", "p2"));

        assertEquals("p2-org", p2.getOrganization().getName());

        // ----------------------------------------------------------------------
        // Check p2 value for org name

    // ----------------------------------------------------------------------
    //
    // p4 inherits from p3
    // p3 inherits from p2
    // p2 inherits from p1
    // p1 inherits from p0
    // p0 inherits from super model
    //
    // or we can show it graphically as:
    //
    // p4 ---> p3 ---> p2 ---> p1 ---> p0 --> super model
    //
    // ----------------------------------------------------------------------

    @Test

    // ----------------------------------------------------------------------
    //
    // p4 inherits from p3
    // p3 inherits from p2
    // p2 inherits from p1
    // p1 inherits from p0
    // p0 inherits from super model
    //
    // or we can show it graphically as:
    //
    // p4 ---> p3 ---> p2 ---> p1 ---> p0 --> super model
    //
    // ----------------------------------------------------------------------

    @Test

    Predicate<@Nullable Integer> p2 = isOdd();

    // Make sure that hash codes are not computed per-instance.
    assertEqualHashCode(Predicates.not(p1), Predicates.not(p1));

    assertEqualHashCode(Predicates.and(p1, p2), Predicates.and(p1, p2));

    assertEqualHashCode(Predicates.or(p1, p2), Predicates.or(p1, p2));

   *
   * @since 20.0 (varargs overload since 2.0)
   */
  public static void checkArgument(
      boolean expression, String errorMessageTemplate, char p1, char p2) {
    if (!expression) {
      throw new IllegalArgumentException(lenientFormat(errorMessageTemplate, p1, p2));
    }
  }

  /**
   * Ensures the truth of an expression involving one or more parameters to the calling method.
   *

   *
   * @since 23.1 (varargs overload since 17.0)
   */
  public static void verify(boolean expression, String errorMessageTemplate, char p1, char p2) {
    if (!expression) {
      throw new VerifyException(lenientFormat(errorMessageTemplate, p1, p2));
    }
  }

  /**
   * Ensures that {@code expression} is {@code true}, throwing a {@code VerifyException} with a
   * custom message otherwise.
   *

    Predicate<@Nullable Integer> p2 = isOdd();

    // Make sure that hash codes are not computed per-instance.
    assertEqualHashCode(Predicates.not(p1), Predicates.not(p1));

    assertEqualHashCode(Predicates.and(p1, p2), Predicates.and(p1, p2));

    assertEqualHashCode(Predicates.or(p1, p2), Predicates.or(p1, p2));