Method withParameter

guava/src/com/google/common/net/MediaType.java:936–938

<em>Replaces</em> all parameters with the given attribute with a single parameter with the given value. If multiple parameters with the same attributes are necessary use {@link #withParameters(String, Iterable)}. Prefer {@link #withCharset} for setting the {@code charset} parameter when using a {@li

(String attribute, String value)

   * @throws IllegalArgumentException if either {@code attribute} or {@code value} is invalid
   */
  public MediaType withParameter(String attribute, String value) {
    return withParameters(attribute, ImmutableSet.of(value));
  }

  /**
   * Returns a new instance with the same type and subtype as this instance, with the {@code