Exemplo n.º 1
0
  private Node[] processIndexNode(
      final Node theNode,
      final Document theTargetDocument,
      final IndexEntryFoundListener theIndexEntryFoundListener) {
    theNode.normalize();

    boolean ditastyle = false;
    String textNode = null;

    final NodeList childNodes = theNode.getChildNodes();
    final StringBuilder textBuf = new StringBuilder();
    final List<Node> contents = new ArrayList<Node>();
    for (int i = 0; i < childNodes.getLength(); i++) {
      final Node child = childNodes.item(i);
      if (checkElementName(child)) {
        ditastyle = true;
        break;
      } else if (child.getNodeType() == Node.ELEMENT_NODE) {
        textBuf.append(XMLUtils.getStringValue((Element) child));
        contents.add(child);
      } else if (child.getNodeType() == Node.TEXT_NODE) {
        textBuf.append(child.getNodeValue());
        contents.add(child);
      }
    }
    textNode = IndexStringProcessor.normalizeTextValue(textBuf.toString());
    if (textNode.length() == 0) {
      textNode = null;
    }

    if (theNode.getAttributes().getNamedItem(elIndexRangeStartName) != null
        || theNode.getAttributes().getNamedItem(elIndexRangeEndName) != null) {
      ditastyle = true;
    }

    final ArrayList<Node> res = new ArrayList<Node>();
    if ((ditastyle)) {
      final IndexEntry[] indexEntries = indexDitaProcessor.processIndexDitaNode(theNode, "");

      for (final IndexEntry indexEntrie : indexEntries) {
        theIndexEntryFoundListener.foundEntry(indexEntrie);
      }

      final Node[] nodes = transformToNodes(indexEntries, theTargetDocument, null);
      for (final Node node : nodes) {
        res.add(node);
      }

    } else if (textNode != null) {
      final Node[] nodes =
          processIndexString(textNode, contents, theTargetDocument, theIndexEntryFoundListener);
      for (final Node node : nodes) {
        res.add(node);
      }
    } else {
      return new Node[0];
    }

    return (Node[]) res.toArray(new Node[res.size()]);
  }
Exemplo n.º 2
0
  /**
   * Creates nodes from index entries
   *
   * @param theIndexEntries index entries
   * @param theTargetDocument target document
   * @param theIndexEntryComparator comparator to sort the index entries. if it is null the index
   *     entries will be unsorted
   * @return nodes for the target document
   */
  private Node[] transformToNodes(
      final IndexEntry[] theIndexEntries,
      final Document theTargetDocument,
      final Comparator<IndexEntry> theIndexEntryComparator) {
    if (null != theIndexEntryComparator) {
      Arrays.sort(theIndexEntries, theIndexEntryComparator);
    }

    final List<Element> result = new ArrayList<Element>();
    for (final IndexEntry indexEntry : theIndexEntries) {
      final Element indexEntryNode = createElement(theTargetDocument, "index.entry");

      final Element formattedStringElement = createElement(theTargetDocument, "formatted-value");
      if (indexEntry.getContents() != null) {
        for (final Iterator<Node> i = indexEntry.getContents().iterator(); i.hasNext(); ) {
          final Node child = i.next();
          final Node clone = theTargetDocument.importNode(child, true);
          if (!i.hasNext() && clone.getNodeType() == Node.TEXT_NODE) {
            final Text t = (Text) clone;
            t.setData(t.getData().replaceAll("[\\s\\n]+$", ""));
          }
          formattedStringElement.appendChild(clone);
        }
      } else {
        final Text textNode = theTargetDocument.createTextNode(indexEntry.getFormattedString());
        textNode.normalize();
        formattedStringElement.appendChild(textNode);
      }
      indexEntryNode.appendChild(formattedStringElement);

      final String[] refIDs = indexEntry.getRefIDs();
      for (final String refID : refIDs) {
        final Element referenceIDElement = createElement(theTargetDocument, "refID");
        referenceIDElement.setAttribute("value", refID);
        indexEntryNode.appendChild(referenceIDElement);
      }

      final String val = indexEntry.getValue();
      if (null != val) {
        indexEntryNode.setAttribute("value", val);
      }

      final String sort = indexEntry.getSortString();
      if (null != sort) {
        indexEntryNode.setAttribute("sort-string", sort);
      }

      if (indexEntry.isStartingRange()) {
        indexEntryNode.setAttribute("start-range", "true");
      } else if (indexEntry.isEndingRange()) {
        indexEntryNode.setAttribute("end-range", "true");
      }
      if (indexEntry.isSuppressesThePageNumber()) {
        indexEntryNode.setAttribute("no-page", "true");
      } else if (indexEntry.isRestoresPageNumber()) {
        indexEntryNode.setAttribute("single-page", "true");
      }

      final IndexEntry[] childIndexEntries = indexEntry.getChildIndexEntries();

      final Node[] nodes =
          transformToNodes(childIndexEntries, theTargetDocument, theIndexEntryComparator);

      for (final Node node : nodes) {
        indexEntryNode.appendChild(node);
      }

      final IndexEntry[] seeChildIndexEntries = indexEntry.getSeeChildIndexEntries();
      if (seeChildIndexEntries != null) {
        final Element seeElement = createElement(theTargetDocument, "see-childs");
        final Node[] seeNodes =
            transformToNodes(seeChildIndexEntries, theTargetDocument, theIndexEntryComparator);
        for (final Node node : seeNodes) {
          seeElement.appendChild(node);
        }

        indexEntryNode.appendChild(seeElement);
      }

      final IndexEntry[] seeAlsoChildIndexEntries = indexEntry.getSeeAlsoChildIndexEntries();
      if (seeAlsoChildIndexEntries != null) {
        final Element seeAlsoElement = createElement(theTargetDocument, "see-also-childs");
        final Node[] seeAlsoNodes =
            transformToNodes(seeAlsoChildIndexEntries, theTargetDocument, theIndexEntryComparator);
        for (final Node node : seeAlsoNodes) {
          seeAlsoElement.appendChild(node);
        }

        indexEntryNode.appendChild(seeAlsoElement);
      }

      result.add(indexEntryNode);
    }
    return (Node[]) result.toArray(new Node[result.size()]);
  }