Java tutorial
import java.io.File; import javax.xml.parsers.DocumentBuilderFactory; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; public class Main { public static void main(String[] argv) throws Exception { DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); factory.setValidating(true); factory.setExpandEntityReferences(false); Document doc1 = factory.newDocumentBuilder().parse(new File("filename")); NodeList list = doc1.getElementsByTagName("entry"); Element element = (Element) list.item(0); Document doc2 = factory.newDocumentBuilder().parse(new File("infilename2.xml")); // Make a copy of the element subtree suitable for inserting into doc2 Node node = doc2.importNode(element, true); // Get the parent Node parent = node.getParentNode(); // Get children NodeList children = node.getChildNodes(); // Get first child; null if no children Node child = node.getFirstChild(); // Get last child; null if no children child = node.getLastChild(); // Get next sibling; null if node is last child Node sibling = node.getNextSibling(); // Get previous sibling; null if node is first child sibling = node.getPreviousSibling(); // Get first sibling sibling = node.getParentNode().getFirstChild(); // Get last sibling sibling = node.getParentNode().getLastChild(); } }