public void createAndAddIndexGroups(
final IndexEntry[] theIndexEntries,
final IndexConfiguration theConfiguration,
final Document theDocument,
final Locale theLocale) {
final IndexComparator indexEntryComparator = new IndexComparator(theLocale);
final IndexGroup[] indexGroups =
indexGroupProcessor.process(theIndexEntries, theConfiguration, theLocale);
final Element rootElement = theDocument.getDocumentElement();
final Element indexGroupsElement = theDocument.createElementNS(namespace_url, "index.groups");
indexGroupsElement.setPrefix(prefix);
for (final IndexGroup group : indexGroups) {
// Create group element
final Node groupElement = theDocument.createElementNS(namespace_url, "index.group");
groupElement.setPrefix(prefix);
// Create group label element and index entry childs
final Element groupLabelElement = theDocument.createElementNS(namespace_url, "label");
groupLabelElement.setPrefix(prefix);
groupLabelElement.appendChild(theDocument.createTextNode(group.getLabel()));
groupElement.appendChild(groupLabelElement);
final Node[] entryNodes =
transformToNodes(group.getEntries(), theDocument, indexEntryComparator);
for (final Node entryNode : entryNodes) {
groupElement.appendChild(entryNode);
}
indexGroupsElement.appendChild(groupElement);
}
rootElement.appendChild(indexGroupsElement);
}
/**
* Creates element with "prefix" in "namespace_url" with given name for the target document
*
* @param theTargetDocument target document
* @param theName name
* @return new element
*/
private Element createElement(final Document theTargetDocument, final String theName) {
final Element indexEntryNode = theTargetDocument.createElementNS(this.namespace_url, theName);
indexEntryNode.setPrefix(this.prefix);
return indexEntryNode;
}