if (methodDoc.getDescription() == null) {
                    throw new RuntimeException(String.format("Docbook content for '%s %s' does not contain a description paragraph.", classDoc.getName(), method.getSignature()));
                }
                PropertyDoc property = classDoc.findProperty(methodName);
                boolean multiValued = false;

   * {@link #get} instead.
   *
   * @throws UncheckedExecutionException if an exception was thrown while loading the value. (As
   *     explained in the last paragraph above, this should be an unchecked exception only.)
   * @throws ExecutionError if an error was thrown while loading the value
   */
  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this?
  V getUnchecked(K key);

   * {@link #get} instead.
   *
   * @throws UncheckedExecutionException if an exception was thrown while loading the value. (As
   *     explained in the last paragraph above, this should be an unchecked exception only.)
   * @throws ExecutionError if an error was thrown while loading the value
   */
  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this?
  V getUnchecked(K key);

            if (propertyDoc.getDescription() == null) {
                throw new RuntimeException(String.format("Docbook content for '%s.%s' does not contain a description paragraph.", classDoc.getName(), propName));
            }

            props.put(propName, propertyDoc);
        }

        for (PropertyDoc propertyDoc : props.values()) {