private void removeNodes(NodeList nl) {
int count = nl.getLength();
for (int i = 0; i < count; i++) {
Node node = nl.item(i);
Node parent = node.getParentNode();
if (parent == null) continue;
parent.removeChild(node);
}
}
private String getXPath(Node node, String xpath) {
if (node == null) {
return "";
}
String nodeName = node.getNodeName();
Node parent = node.getParentNode();
if (parent == null) {
return xpath;
}
return getXPath(parent, "/" + nodeName + xpath);
}
public NodeList getImediateElementsByTagName(Element el, String tagname) {
NodeList list = el.getElementsByTagName(tagname);
SimpleNodeList result = new SimpleNodeList();
int length = list.getLength();
for (int i = 0; i < length; i++) {
Node node = list.item(i);
if ((Element) node.getParentNode() == el) {
result.add(node);
}
}
return result;
}
private void replaceXmlEntry(Document doc, Node opReplace) {
NodeList targetNodes = findNodes(doc, opReplace);
NodeList valueNodes = getValueNodes(opReplace);
if (targetNodes == null) {
return;
}
int targetNodesCount = targetNodes.getLength();
for (int i = 0; i < targetNodesCount; i++) {
Node target = targetNodes.item(i);
Node parent = target.getParentNode();
if (parent == null) continue;
parent.removeChild(target);
appendNodes(doc, parent, valueNodes);
}
}
public void trim() {
try {
XPathFactory xpathFactory = XPathFactory.newInstance();
XPathExpression xpathExp =
xpathFactory.newXPath().compile("//text()[normalize-space(.) = '']");
NodeList emptyTextNodes = (NodeList) xpathExp.evaluate(node, XPathConstants.NODESET);
// Remove each empty text node from document.
for (int i = 0; i < emptyTextNodes.getLength(); i++) {
Node emptyTextNode = emptyTextNodes.item(i);
emptyTextNode.getParentNode().removeChild(emptyTextNode);
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
