List<Element> nodes = docComment.getDocbook();
        if (nodes.isEmpty()) {
            return;
        }

        Element firstNode = nodes.get(0);
        if (!firstNode.getNodeName().equals("para") || !(firstNode.getFirstChild() instanceof Text)) {
            return;
        }

        Text comment = (Text) firstNode.getFirstChild();
        Matcher matcher = ACCESSOR_COMMENT_PATTERN.matcher(comment.getData());

@GwtIncompatible // not worth using in GWT for now
@ElementTypesAreNonnullByDefault
class CompactHashSet<E extends @Nullable Object> extends AbstractSet<E> implements Serializable {
  // TODO(user): cache all field accesses in local vars

  /** Creates an empty {@code CompactHashSet} instance. */
  public static <E extends @Nullable Object> CompactHashSet<E> create() {
    return new CompactHashSet<>();
  }

  /**

    return new Or(this, other);
  }

  /**
   * Returns a {@code char} matcher functionally equivalent to this one, but which may be faster to
   * query than the original; your mileage may vary. Precomputation takes time and is likely to be
   * worthwhile only if the precomputed matcher is queried many thousands of times.
   *

   */
  static final class TypeVariableKey {
    private final TypeVariable<?> var;

    TypeVariableKey(TypeVariable<?> var) {
      this.var = checkNotNull(var);
    }

    @Override
    public int hashCode() {
      return Objects.hashCode(var.getGenericDeclaration(), var.getName());
    }

    @Override
    public boolean equals(@CheckForNull Object obj) {

            extensionPropertiesSummaryRenderer.renderTo(extensionDoc, summarySection);
        }

        if (!hasProperties(classDoc)) {
            Element para = document.createElement("para");
            summarySection.appendChild(para);
            para.appendChild(document.createTextNode("No properties"));
        }
    }

    @Override
    public void renderDetailsTo(ClassDoc classDoc, Element parent) {

        String var = "${var}";

        Model model = new Model();
        model.setVersion("1");

        MavenProject project = new MavenProject(model);

        ExpressionEvaluator ee = createExpressionEvaluator(project, null, new Properties());

        Object value = ee.evaluate("$" + var);

        assertEquals(var, value);
    }

    @Test

            extensionMethodsSummaryRenderer.renderTo(extensionDoc, summarySection);
        }

        if (!hasMethods(classDoc)) {
            Element para = document.createElement("para");
            summarySection.appendChild(para);
            para.appendChild(document.createTextNode("No methods"));
        }
    }

    @Override
    public void renderDetailsTo(ClassDoc classDoc, Element parent) {

            logFilePath = value != null ? value : new File(targetDir, "logs").getAbsolutePath();
        }
        cmdList.add("-Dfess.log.path=" + logFilePath);
        addSystemProperty(cmdList, Constants.FESS_VAR_PATH, null, null);
        addSystemProperty(cmdList, Constants.FESS_THUMBNAIL_PATH, null, null);
        addSystemProperty(cmdList, "fess.log.name", getLogName("fess"), getLogName(StringUtil.EMPTY));
        if (logLevel != null) {

            if (element.getTagName().equals("para") && stack.getFirst().getTagName().equals("para")) {
                pop();
                inPara = true;
            }
        }
        stack.getFirst().appendChild(node);
        if (inPara) {
            Element para = document.createElement("para");
            push(para);
        }
    }

    public void push(Element element) {

            extensionBlocksSummaryRenderer.renderTo(extensionDoc, summarySection);
        }

        if (!hasBlocks(classDoc)) {
            Element para = document.createElement("para");
            summarySection.appendChild(para);
            para.appendChild(document.createTextNode("No script blocks"));
        }
    }

    @Override
    public void renderDetailsTo(ClassDoc classDoc, Element parent) {