getMethod("testSetCount_threeToOne_supported"));
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  private static Method getMethod(String methodName) {
    return Helpers.getMethod(AbstractMultisetSetCountTester.class, methodName);
  }

        throws Throwable {
      String methodName = method.getName();
      Method typeVariableMethod = typeVariableMethods.get(methodName);
      if (typeVariableMethod == null) {
        throw new UnsupportedOperationException(methodName);
      } else {
        try {
          return typeVariableMethod.invoke(typeVariableImpl, args);

            }
        }
        return null;
    }

    private Method findMethod(Class<?> clazz, String methodName, Class<?>... paramTypes) {
        while (clazz != null) {
            try {
                return clazz.getDeclaredMethod(methodName, paramTypes);
            } catch (NoSuchMethodException e) {
                clazz = clazz.getSuperclass();
            }
        }

    }

    private Method getSuperclassMethod(Class<?> clazz, String methodName, Class<?>... paramTypes) throws NoSuchMethodException {
        while (clazz != null) {
            try {
                return clazz.getDeclaredMethod(methodName, paramTypes);
            } catch (NoSuchMethodException e) {
                clazz = clazz.getSuperclass();
            }
        }

    }

    private Method getSuperclassMethod(Class<?> clazz, String methodName, Class<?>... paramTypes) throws NoSuchMethodException {
        while (clazz != null) {
            try {
                return clazz.getDeclaredMethod(methodName, paramTypes);
            } catch (NoSuchMethodException e) {
                clazz = clazz.getSuperclass();
            }
        }

        throws Throwable {
      String methodName = method.getName();
      Method typeVariableMethod = typeVariableMethods.get(methodName);
      if (typeVariableMethod == null) {
        throw new UnsupportedOperationException(methodName);
      } else {
        try {
          return typeVariableMethod.invoke(typeVariableImpl, args);

    }

    /**
     * Helper method to invoke protected/private method using reflection
     */
    private Object invokeMethod(Object obj, String methodName, Class<?>[] paramTypes, Object... args) throws Exception {
        Method method = obj.getClass().getDeclaredMethod(methodName, paramTypes);
        method.setAccessible(true);
        return method.invoke(obj, args);
    }

    /**

   */
  public static HashFunction hmacSha512(byte[] key) {
    return hmacSha512(new SecretKeySpec(checkNotNull(key), "HmacSHA512"));
  }

  private static String hmacToString(String methodName, Key key) {
    return "Hashing."
        + methodName
        + "(Key[algorithm="
        + key.getAlgorithm()
        + ", format="
        + key.getFormat()
        + "])";
  }

  /**

    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  private static String toStringHelper(String methodName, Iterable<?> components) {
    StringBuilder builder = new StringBuilder("Predicates.").append(methodName).append('(');
    boolean first = true;
    for (Object o : components) {
      if (!first) {
        builder.append(',');
      }
      builder.append(o);

   */
  public static HashFunction hmacSha512(byte[] key) {
    return hmacSha512(new SecretKeySpec(checkNotNull(key), "HmacSHA512"));
  }

  private static String hmacToString(String methodName, Key key) {
    return "Hashing."
        + methodName
        + "(Key[algorithm="
        + key.getAlgorithm()
        + ", format="
        + key.getFormat()
        + "])";
  }

  /**