/**
* Transform the DOM tree using the configuration.
*
* @param configuration the transformation configuration.
* @param doc the DOM tree to be updated.
*/
protected void applyTransformation(XmlConfiguration configuration, Document doc) {
List<Parameter> parameters = configuration.getParameters();
for (Parameter parameter : parameters) {
displayMessageln("\t" + parameter.getKey() + " (mode:" + parameter.getMode() + ")");
Node rootXpathNode = getMatchingNode(parameter.getKey(), doc);
if (rootXpathNode != null) {
for (Value value : parameter.getValues()) {
switch (value.getMode()) {
case XmlTreeHandler.MODE_INSERT:
{
createNewNode(doc, rootXpathNode, value);
}
break;
case XmlTreeHandler.MODE_DELETE:
{
Node deletedNode = getMatchingNode(value.getLocation(), rootXpathNode);
rootXpathNode.removeChild(deletedNode);
}
break;
case XmlTreeHandler.MODE_UPDATE:
{
Node oldNode = getMatchingNode(value.getLocation(), rootXpathNode);
if (oldNode == null) {
createNewNode(doc, rootXpathNode, value);
} else {
if (rootXpathNode.equals(oldNode)) {
rootXpathNode = rootXpathNode.getParentNode();
}
Node newNode = oldNode.cloneNode(true);
if (oldNode instanceof Element) {
((Element) newNode).setTextContent(value.getValue());
rootXpathNode.replaceChild(newNode, oldNode);
} else {
((Attr) newNode).setValue(value.getValue());
rootXpathNode.getAttributes().setNamedItem(newNode);
}
}
break;
}
}
}
}
}
}
public static void traceParameter(Parameter parameter) {
logger.info(String.valueOf(parameter.size()) + "=" + Arrays.toString(parameter.getValues()));
}