/**
* Create a NodeModel from an XML file.
*
* @param removeComments whether to remove all comment nodes (recursively) from the tree before
* processing
* @param removePIs whether to remove all processing instruction nodes (recursively from the tree
* before processing
*/
public static NodeModel parse(File f, boolean removeComments, boolean removePIs)
throws SAXException, IOException, ParserConfigurationException {
DocumentBuilder builder = getDocumentBuilderFactory().newDocumentBuilder();
if (errorHandler != null) builder.setErrorHandler(errorHandler);
Document doc = builder.parse(f);
if (removeComments) {
removeComments(doc);
}
if (removePIs) {
removePIs(doc);
}
mergeAdjacentText(doc);
return wrap(doc);
}
/**
* Merges adjacent text/cdata nodes, so that there are no adjacent text/cdata nodes. Operates
* recursively on the entire subtree. You thus lose information about any CDATA sections occurring
* in the doc.
*
* @see #simplify
*/
public static void mergeAdjacentText(Node node) {
Node child = node.getFirstChild();
while (child != null) {
if (child instanceof Text || child instanceof CDATASection) {
Node next = child.getNextSibling();
if (next instanceof Text || next instanceof CDATASection) {
String fullText = child.getNodeValue() + next.getNodeValue();
((CharacterData) child).setData(fullText);
node.removeChild(next);
}
} else {
mergeAdjacentText(child);
}
child = child.getNextSibling();
}
}