/** {@inheritDoc} */
 public Content simpleTagOutput(Tag simpleTag, String header) {
   ContentBuilder result = new ContentBuilder();
   result.addContent(HtmlTree.DT(HtmlTree.SPAN(HtmlStyle.simpleTagLabel, new RawHtml(header))));
   Content body = htmlWriter.commentTagsToContent(simpleTag, null, simpleTag.inlineTags(), false);
   result.addContent(HtmlTree.DD(body));
   return result;
 }
 /**
  * Get summary links for navigation bar.
  *
  * @return the content tree for the navigation summary links
  */
 protected Content getNavSummaryLinks() throws Exception {
   Content li = HtmlTree.LI(summaryLabel);
   li.addContent(getSpace());
   Content ulNav = HtmlTree.UL(HtmlStyle.subNavList, li);
   MemberSummaryBuilder memberSummaryBuilder =
       (MemberSummaryBuilder) configuration.getBuilderFactory().getMemberSummaryBuilder(this);
   Content liNavField = new HtmlTree(HtmlTag.LI);
   addNavSummaryLink(
       memberSummaryBuilder,
       "doclet.navField",
       VisibleMemberMap.ANNOTATION_TYPE_FIELDS,
       liNavField);
   addNavGap(liNavField);
   ulNav.addContent(liNavField);
   Content liNavReq = new HtmlTree(HtmlTag.LI);
   addNavSummaryLink(
       memberSummaryBuilder,
       "doclet.navAnnotationTypeRequiredMember",
       VisibleMemberMap.ANNOTATION_TYPE_MEMBER_REQUIRED,
       liNavReq);
   addNavGap(liNavReq);
   ulNav.addContent(liNavReq);
   Content liNavOpt = new HtmlTree(HtmlTag.LI);
   addNavSummaryLink(
       memberSummaryBuilder,
       "doclet.navAnnotationTypeOptionalMember",
       VisibleMemberMap.ANNOTATION_TYPE_MEMBER_OPTIONAL,
       liNavOpt);
   ulNav.addContent(liNavOpt);
   return ulNav;
 }
 /** {@inheritDoc} */
 public Content getThrowsHeader() {
   HtmlTree result =
       HtmlTree.DT(
           HtmlTree.SPAN(
               HtmlStyle.throwsLabel, new StringContent(configuration.getText("doclet.Throws"))));
   return result;
 }
 /**
  * Generate a package summary page for the left-hand bottom frame. Construct the
  * PackageFrameWriter object and then uses it generate the file.
  *
  * @param configuration the current configuration of the doclet.
  * @param packageDoc The package for which "pacakge-frame.html" is to be generated.
  */
 public static void generate(ConfigurationImpl configuration, PackageDoc packageDoc) {
   PackageFrameWriter packgen;
   try {
     packgen = new PackageFrameWriter(configuration, packageDoc);
     String pkgName = Util.getPackageName(packageDoc);
     Content body = packgen.getBody(false, packgen.getWindowTitle(pkgName));
     Content pkgNameContent = new StringContent(pkgName);
     Content heading =
         HtmlTree.HEADING(
             HtmlConstants.TITLE_HEADING,
             HtmlStyle.bar,
             packgen.getTargetPackageLink(packageDoc, "classFrame", pkgNameContent));
     body.addContent(heading);
     HtmlTree div = new HtmlTree(HtmlTag.DIV);
     div.addStyle(HtmlStyle.indexContainer);
     packgen.addClassListing(div);
     body.addContent(div);
     packgen.printHtmlDocument(
         configuration.metakeywords.getMetaKeywords(packageDoc), false, body);
     packgen.close();
   } catch (IOException exc) {
     configuration.standardmessage.error(
         "doclet.exception_encountered", exc.toString(), DocPaths.PACKAGE_FRAME.getPath());
     throw new DocletAbortException(exc);
   }
 }
 /** {@inheritDoc} */
 public Content throwsTagOutput(Type throwsType) {
   HtmlTree result =
       HtmlTree.DD(
           HtmlTree.CODE(
               htmlWriter.getLink(
                   new LinkInfoImpl(configuration, LinkInfoImpl.Kind.MEMBER, throwsType))));
   return result;
 }
 /** {@inheritDoc} */
 public Content paramTagOutput(ParamTag paramTag, String paramName) {
   ContentBuilder body = new ContentBuilder();
   body.addContent(HtmlTree.CODE(new RawHtml(paramName)));
   body.addContent(" - ");
   body.addContent(htmlWriter.commentTagsToContent(paramTag, null, paramTag.inlineTags(), false));
   HtmlTree result = HtmlTree.DD(body);
   return result;
 }
 /** {@inheritDoc} */
 public Content propertyTagOutput(Tag tag, String prefix) {
   Content body = new ContentBuilder();
   body.addContent(new RawHtml(prefix));
   body.addContent(" ");
   body.addContent(HtmlTree.CODE(new RawHtml(tag.text())));
   body.addContent(".");
   Content result = HtmlTree.P(body);
   return result;
 }
 /** {@inheritDoc} */
 public void addClassesSummary(
     ClassDoc[] classes,
     String label,
     String tableSummary,
     String[] tableHeader,
     Content packageSummaryContentTree) {
   HtmlTree li = new HtmlTree(HtmlTag.LI);
   li.addStyle(HtmlStyle.blockList);
   addClassesSummary(classes, label, tableSummary, tableHeader, li, profileValue);
   packageSummaryContentTree.addContent(li);
 }
 /** {@inheritDoc} */
 public Content returnTagOutput(Tag returnTag) {
   ContentBuilder result = new ContentBuilder();
   result.addContent(
       HtmlTree.DT(
           HtmlTree.SPAN(
               HtmlStyle.returnLabel,
               new StringContent(configuration.getText("doclet.Returns")))));
   result.addContent(
       HtmlTree.DD(
           htmlWriter.commentTagsToContent(returnTag, null, returnTag.inlineTags(), false)));
   return result;
 }
 /**
  * Get link to next class.
  *
  * @return a content tree for the next class link
  */
 public Content getNavLinkNext() {
   Content li;
   if (next != null) {
     Content nextLink =
         getLink(
             new LinkInfoImpl(configuration, LinkInfoImpl.Kind.CLASS, next.asClassDoc())
                 .label(nextclassLabel)
                 .strong(true));
     li = HtmlTree.LI(nextLink);
   } else li = HtmlTree.LI(nextclassLabel);
   return li;
 }
 /**
  * Get link to previous class.
  *
  * @return a content tree for the previous class link
  */
 public Content getNavLinkPrevious() {
   Content li;
   if (prev != null) {
     Content prevLink =
         getLink(
             new LinkInfoImpl(configuration, LinkInfoImpl.Kind.CLASS, prev.asClassDoc())
                 .label(prevclassLabel)
                 .strong(true));
     li = HtmlTree.LI(prevLink);
   } else li = HtmlTree.LI(prevclassLabel);
   return li;
 }
 /** {@inheritDoc} */
 public Content simpleTagOutput(Tag[] simpleTags, String header) {
   ContentBuilder result = new ContentBuilder();
   result.addContent(HtmlTree.DT(HtmlTree.SPAN(HtmlStyle.simpleTagLabel, new RawHtml(header))));
   ContentBuilder body = new ContentBuilder();
   for (int i = 0; i < simpleTags.length; i++) {
     if (i > 0) {
       body.addContent(", ");
     }
     body.addContent(
         htmlWriter.commentTagsToContent(simpleTags[i], null, simpleTags[i].inlineTags(), false));
   }
   result.addContent(HtmlTree.DD(body));
   return result;
 }
 /**
  * Add description for Class, Field, Method or Constructor.
  *
  * @param member MemberDoc for the member of the Class Kind
  * @param dlTree the content tree to which the description will be added
  */
 protected void addDescription(MemberDoc member, Content dlTree) {
   String name =
       (member instanceof ExecutableMemberDoc)
           ? member.name() + ((ExecutableMemberDoc) member).flatSignature()
           : member.name();
   Content span =
       HtmlTree.SPAN(HtmlStyle.memberNameLink, getDocLink(LinkInfoImpl.Kind.INDEX, member, name));
   Content dt = HtmlTree.DT(span);
   dt.addContent(" - ");
   addMemberDesc(member, dt);
   dlTree.addContent(dt);
   Content dd = new HtmlTree(HtmlTag.DD);
   addComment(member, dd);
   dlTree.addContent(dd);
 }
 /**
  * Add the package deprecation information to the documentation tree.
  *
  * @param div the content tree to which the deprecation information will be added
  */
 public void addDeprecationInfo(Content div) {
   Tag[] deprs = packageDoc.tags("deprecated");
   if (Util.isDeprecated(packageDoc)) {
     HtmlTree deprDiv = new HtmlTree(HtmlTag.DIV);
     deprDiv.addStyle(HtmlStyle.deprecatedContent);
     Content deprPhrase = HtmlTree.SPAN(HtmlStyle.deprecatedLabel, deprecatedPhrase);
     deprDiv.addContent(deprPhrase);
     if (deprs.length > 0) {
       Tag[] commentTags = deprs[0].inlineTags();
       if (commentTags.length > 0) {
         addInlineDeprecatedComment(packageDoc, deprs[0], deprDiv);
       }
     }
     div.addContent(deprDiv);
   }
 }
 /**
  * Get "NEXT PACKAGE" link in the navigation bar.
  *
  * @return a content tree for the next link
  */
 public Content getNavLinkNext() {
   Content li;
   if (next == null) {
     li = HtmlTree.LI(nextpackageLabel);
   } else {
     DocPath path = DocPath.relativePath(packageDoc, next);
     li =
         HtmlTree.LI(
             getHyperLink(
                 path.resolve(DocPaths.profilePackageSummary(profileName)),
                 nextpackageLabel,
                 "",
                 ""));
   }
   return li;
 }
 /** {@inheritDoc} */
 public void addAnnotationTypeDeprecationInfo(Content annotationInfoTree) {
   Content hr = new HtmlTree(HtmlTag.HR);
   annotationInfoTree.addContent(hr);
   Tag[] deprs = annotationType.tags("deprecated");
   if (Util.isDeprecated(annotationType)) {
     Content deprLabel = HtmlTree.SPAN(HtmlStyle.deprecatedLabel, deprecatedPhrase);
     Content div = HtmlTree.DIV(HtmlStyle.block, deprLabel);
     if (deprs.length > 0) {
       Tag[] commentTags = deprs[0].inlineTags();
       if (commentTags.length > 0) {
         div.addContent(getSpace());
         addInlineDeprecatedComment(annotationType, deprs[0], div);
       }
     }
     annotationInfoTree.addContent(div);
   }
 }
 /** {@inheritDoc} */
 public Content throwsTagOutput(ThrowsTag throwsTag) {
   ContentBuilder body = new ContentBuilder();
   Content excName =
       (throwsTag.exceptionType() == null)
           ? new RawHtml(throwsTag.exceptionName())
           : htmlWriter.getLink(
               new LinkInfoImpl(
                   configuration, LinkInfoImpl.Kind.MEMBER, throwsTag.exceptionType()));
   body.addContent(HtmlTree.CODE(excName));
   Content desc = htmlWriter.commentTagsToContent(throwsTag, null, throwsTag.inlineTags(), false);
   if (desc != null && !desc.isEmpty()) {
     body.addContent(" - ");
     body.addContent(desc);
   }
   HtmlTree result = HtmlTree.DD(body);
   return result;
 }
  /** {@inheritDoc} */
  public Content seeTagOutput(Doc holder, SeeTag[] seeTags) {
    ContentBuilder body = new ContentBuilder();
    if (seeTags.length > 0) {
      for (int i = 0; i < seeTags.length; ++i) {
        appendSeparatorIfNotEmpty(body);
        body.addContent(htmlWriter.seeTagToContent(seeTags[i]));
      }
    }
    if (holder.isField()
        && ((FieldDoc) holder).constantValue() != null
        && htmlWriter instanceof ClassWriterImpl) {
      // Automatically add link to constant values page for constant fields.
      appendSeparatorIfNotEmpty(body);
      DocPath constantsPath = htmlWriter.pathToRoot.resolve(DocPaths.CONSTANT_VALUES);
      String whichConstant =
          ((ClassWriterImpl) htmlWriter).getClassDoc().qualifiedName()
              + "."
              + ((FieldDoc) holder).name();
      DocLink link = constantsPath.fragment(whichConstant);
      body.addContent(
          htmlWriter.getHyperLink(
              link, new StringContent(configuration.getText("doclet.Constants_Summary"))));
    }
    if (holder.isClass() && ((ClassDoc) holder).isSerializable()) {
      // Automatically add link to serialized form page for serializable classes.
      if ((SerializedFormBuilder.serialInclude(holder)
          && SerializedFormBuilder.serialInclude(((ClassDoc) holder).containingPackage()))) {
        appendSeparatorIfNotEmpty(body);
        DocPath serialPath = htmlWriter.pathToRoot.resolve(DocPaths.SERIALIZED_FORM);
        DocLink link = serialPath.fragment(((ClassDoc) holder).qualifiedName());
        body.addContent(
            htmlWriter.getHyperLink(
                link, new StringContent(configuration.getText("doclet.Serialized_Form"))));
      }
    }
    if (body.isEmpty()) return body;

    ContentBuilder result = new ContentBuilder();
    result.addContent(
        HtmlTree.DT(
            HtmlTree.SPAN(
                HtmlStyle.seeLabel, new StringContent(configuration.getText("doclet.See_Also")))));
    result.addContent(HtmlTree.DD(body));
    return result;
  }
 /** {@inheritDoc} */
 public void addPackageDescription(Content packageContentTree) {
   if (packageDoc.inlineTags().length > 0) {
     packageContentTree.addContent(getMarkerAnchor(SectionName.PACKAGE_DESCRIPTION));
     Content h2Content =
         new StringContent(configuration.getText("doclet.Package_Description", packageDoc.name()));
     packageContentTree.addContent(
         HtmlTree.HEADING(HtmlConstants.PACKAGE_HEADING, true, h2Content));
     addInlineComment(packageDoc, packageContentTree);
   }
 }
 /**
  * Add summary details to the navigation bar.
  *
  * @param subDiv the content tree to which the summary detail links will be added
  */
 protected void addSummaryDetailLinks(Content subDiv) {
   try {
     Content div = HtmlTree.DIV(getNavSummaryLinks());
     div.addContent(getNavDetailLinks());
     subDiv.addContent(div);
   } catch (Exception e) {
     e.printStackTrace();
     throw new DocletAbortException(e);
   }
 }
 /**
  * Add one line summary comment for the class.
  *
  * @param cd the class being documented
  * @param dlTree the content tree to which the description will be added
  */
 protected void addDescription(ClassDoc cd, Content dlTree) {
   Content link =
       getLink(new LinkInfoImpl(configuration, LinkInfoImpl.Kind.INDEX, cd).strong(true));
   Content dt = HtmlTree.DT(link);
   dt.addContent(" - ");
   addClassInfo(cd, dt);
   dlTree.addContent(dt);
   Content dd = new HtmlTree(HtmlTag.DD);
   addComment(cd, dd);
   dlTree.addContent(dd);
 }
 /**
  * Add one line summary comment for the package.
  *
  * @param pkg the package to be documented
  * @param dlTree the content tree to which the description will be added
  */
 protected void addDescription(PackageDoc pkg, Content dlTree) {
   Content link = getPackageLink(pkg, new StringContent(Util.getPackageName(pkg)));
   Content dt = HtmlTree.DT(link);
   dt.addContent(" - ");
   dt.addContent(getResource("doclet.package"));
   dt.addContent(" " + pkg.name());
   dlTree.addContent(dt);
   Content dd = new HtmlTree(HtmlTag.DD);
   addSummaryComment(pkg, dd);
   dlTree.addContent(dd);
 }
 /** {@inheritDoc} */
 public Content deprecatedTagOutput(Doc doc) {
   ContentBuilder result = new ContentBuilder();
   Tag[] deprs = doc.tags("deprecated");
   if (doc instanceof ClassDoc) {
     if (Util.isDeprecated((ProgramElementDoc) doc)) {
       result.addContent(
           HtmlTree.SPAN(
               HtmlStyle.deprecatedLabel,
               new StringContent(configuration.getText("doclet.Deprecated"))));
       result.addContent(RawHtml.nbsp);
       if (deprs.length > 0) {
         Tag[] commentTags = deprs[0].inlineTags();
         if (commentTags.length > 0) {
           result.addContent(commentTagsToOutput(null, doc, deprs[0].inlineTags(), false));
         }
       }
     }
   } else {
     MemberDoc member = (MemberDoc) doc;
     if (Util.isDeprecated((ProgramElementDoc) doc)) {
       result.addContent(
           HtmlTree.SPAN(
               HtmlStyle.deprecatedLabel,
               new StringContent(configuration.getText("doclet.Deprecated"))));
       result.addContent(RawHtml.nbsp);
       if (deprs.length > 0) {
         Content body = commentTagsToOutput(null, doc, deprs[0].inlineTags(), false);
         if (!body.isEmpty()) result.addContent(HtmlTree.SPAN(HtmlStyle.deprecationComment, body));
       }
     } else {
       if (Util.isDeprecated(member.containingClass())) {
         result.addContent(
             HtmlTree.SPAN(
                 HtmlStyle.deprecatedLabel,
                 new StringContent(configuration.getText("doclet.Deprecated"))));
         result.addContent(RawHtml.nbsp);
       }
     }
   }
   return result;
 }
 /**
  * Add specific class kind listing. Also add label to the listing.
  *
  * @param arr Array of specific class kinds, namely Class or Interface or Exception or Error
  * @param labelContent content tree of the label to be added
  * @param contentTree the content tree to which the class kind listing will be added
  */
 protected void addClassKindListing(ClassDoc[] arr, Content labelContent, Content contentTree) {
   arr = Util.filterOutPrivateClasses(arr, configuration.javafx);
   if (arr.length > 0) {
     Arrays.sort(arr);
     boolean printedHeader = false;
     HtmlTree ul = new HtmlTree(HtmlTag.UL);
     ul.setTitle(labelContent);
     for (int i = 0; i < arr.length; i++) {
       if (documentedClasses != null && !documentedClasses.contains(arr[i])) {
         continue;
       }
       if (!Util.isCoreClass(arr[i]) || !configuration.isGeneratedDoc(arr[i])) {
         continue;
       }
       if (!printedHeader) {
         Content heading = HtmlTree.HEADING(HtmlConstants.CONTENT_HEADING, true, labelContent);
         contentTree.addContent(heading);
         printedHeader = true;
       }
       Content arr_i_name = new StringContent(arr[i].name());
       if (arr[i].isInterface()) arr_i_name = HtmlTree.SPAN(HtmlStyle.interfaceName, arr_i_name);
       Content link =
           getLink(
               new LinkInfoImpl(configuration, LinkInfoImpl.Kind.PACKAGE_FRAME, arr[i])
                   .label(arr_i_name)
                   .target("classFrame"));
       Content li = HtmlTree.LI(link);
       ul.addContent(li);
     }
     contentTree.addContent(ul);
   }
 }
 /** {@inheritDoc} */
 public Content getHeader(String header) {
   String pkgname =
       (annotationType.containingPackage() != null)
           ? annotationType.containingPackage().name()
           : "";
   String clname = annotationType.name();
   Content bodyTree = getBody(true, getWindowTitle(clname));
   addTop(bodyTree);
   addNavLinks(true, bodyTree);
   bodyTree.addContent(HtmlConstants.START_OF_CLASS_DATA);
   HtmlTree div = new HtmlTree(HtmlTag.DIV);
   div.addStyle(HtmlStyle.header);
   if (pkgname.length() > 0) {
     Content pkgNameContent = new StringContent(pkgname);
     Content pkgNameDiv = HtmlTree.DIV(HtmlStyle.subTitle, pkgNameContent);
     div.addContent(pkgNameDiv);
   }
   LinkInfoImpl linkInfo =
       new LinkInfoImpl(configuration, LinkInfoImpl.Kind.CLASS_HEADER, annotationType);
   Content headerContent = new StringContent(header);
   Content heading =
       HtmlTree.HEADING(HtmlConstants.CLASS_PAGE_HEADING, true, HtmlStyle.title, headerContent);
   heading.addContent(getTypeParameterLinks(linkInfo));
   div.addContent(heading);
   bodyTree.addContent(div);
   return bodyTree;
 }
 /**
  * Get detail links for the navigation bar.
  *
  * @return the content tree for the detail links
  */
 protected Content getNavDetailLinks() throws Exception {
   Content li = HtmlTree.LI(detailLabel);
   li.addContent(getSpace());
   Content ulNav = HtmlTree.UL(HtmlStyle.subNavList, li);
   MemberSummaryBuilder memberSummaryBuilder =
       (MemberSummaryBuilder) configuration.getBuilderFactory().getMemberSummaryBuilder(this);
   AbstractMemberWriter writerField =
       ((AbstractMemberWriter)
           memberSummaryBuilder.getMemberSummaryWriter(VisibleMemberMap.ANNOTATION_TYPE_FIELDS));
   AbstractMemberWriter writerOptional =
       ((AbstractMemberWriter)
           memberSummaryBuilder.getMemberSummaryWriter(
               VisibleMemberMap.ANNOTATION_TYPE_MEMBER_OPTIONAL));
   AbstractMemberWriter writerRequired =
       ((AbstractMemberWriter)
           memberSummaryBuilder.getMemberSummaryWriter(
               VisibleMemberMap.ANNOTATION_TYPE_MEMBER_REQUIRED));
   Content liNavField = new HtmlTree(HtmlTag.LI);
   if (writerField != null) {
     writerField.addNavDetailLink(annotationType.fields().length > 0, liNavField);
   } else {
     liNavField.addContent(getResource("doclet.navField"));
   }
   addNavGap(liNavField);
   ulNav.addContent(liNavField);
   if (writerOptional != null) {
     Content liNavOpt = new HtmlTree(HtmlTag.LI);
     writerOptional.addNavDetailLink(annotationType.elements().length > 0, liNavOpt);
     ulNav.addContent(liNavOpt);
   } else if (writerRequired != null) {
     Content liNavReq = new HtmlTree(HtmlTag.LI);
     writerRequired.addNavDetailLink(annotationType.elements().length > 0, liNavReq);
     ulNav.addContent(liNavReq);
   } else {
     Content liNav = HtmlTree.LI(getResource("doclet.navAnnotationTypeMember"));
     ulNav.addContent(liNav);
   }
   return ulNav;
 }
 /**
  * Add comment for each element in the index. If the element is deprecated and it has
  * a @deprecated tag, use that comment. Else if the containing class for this element is
  * deprecated, then add the word "Deprecated." at the start and then print the normal comment.
  *
  * @param element Index element
  * @param contentTree the content tree to which the comment will be added
  */
 protected void addComment(ProgramElementDoc element, Content contentTree) {
   Tag[] tags;
   Content span = HtmlTree.SPAN(HtmlStyle.deprecatedLabel, deprecatedPhrase);
   HtmlTree div = new HtmlTree(HtmlTag.DIV);
   div.addStyle(HtmlStyle.block);
   if (Util.isDeprecated(element)) {
     div.addContent(span);
     if ((tags = element.tags("deprecated")).length > 0)
       addInlineDeprecatedComment(element, tags[0], div);
     contentTree.addContent(div);
   } else {
     ClassDoc cont = element.containingClass();
     while (cont != null) {
       if (Util.isDeprecated(cont)) {
         div.addContent(span);
         contentTree.addContent(div);
         break;
       }
       cont = cont.containingClass();
     }
     addSummaryComment(element, contentTree);
   }
 }
 /** {@inheritDoc} */
 public void addAnnotationTypeSignature(String modifiers, Content annotationInfoTree) {
   annotationInfoTree.addContent(new HtmlTree(HtmlTag.BR));
   Content pre = new HtmlTree(HtmlTag.PRE);
   addAnnotationInfo(annotationType, pre);
   pre.addContent(modifiers);
   LinkInfoImpl linkInfo =
       new LinkInfoImpl(configuration, LinkInfoImpl.Kind.CLASS_SIGNATURE, annotationType);
   Content annotationName = new StringContent(annotationType.name());
   Content parameterLinks = getTypeParameterLinks(linkInfo);
   if (configuration.linksource) {
     addSrcLink(annotationType, annotationName, pre);
     pre.addContent(parameterLinks);
   } else {
     Content span = HtmlTree.SPAN(HtmlStyle.memberNameLabel, annotationName);
     span.addContent(parameterLinks);
     pre.addContent(span);
   }
   annotationInfoTree.addContent(pre);
 }
 /**
  * Add the member information for the unicode character along with the list of the members.
  *
  * @param unicode Unicode for which member list information to be generated
  * @param memberlist List of members for the unicode character
  * @param contentTree the content tree to which the information will be added
  */
 protected void addContents(Character uc, List<? extends Doc> memberlist, Content contentTree) {
   String unicode = uc.toString();
   contentTree.addContent(getMarkerAnchorForIndex(unicode));
   Content headContent = new StringContent(unicode);
   Content heading =
       HtmlTree.HEADING(HtmlConstants.CONTENT_HEADING, false, HtmlStyle.title, headContent);
   contentTree.addContent(heading);
   int memberListSize = memberlist.size();
   // Display the list only if there are elements to be displayed.
   if (memberListSize > 0) {
     Content dl = new HtmlTree(HtmlTag.DL);
     for (int i = 0; i < memberListSize; i++) {
       Doc element = memberlist.get(i);
       if (element instanceof MemberDoc) {
         addDescription((MemberDoc) element, dl);
       } else if (element instanceof ClassDoc) {
         addDescription((ClassDoc) element, dl);
       } else if (element instanceof PackageDoc) {
         addDescription((PackageDoc) element, dl);
       }
     }
     contentTree.addContent(dl);
   }
 }
 /**
  * Highlight "Package" in the navigation bar, as this is the package page.
  *
  * @return a content tree for the package link
  */
 protected Content getNavLinkPackage() {
   Content li = HtmlTree.LI(HtmlStyle.navBarCell1Rev, packageLabel);
   return li;
 }