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package musichub.util;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import java.io.File;
import java.io.IOException;
public class XMLHandler {
TransformerFactory transformerFactory;
Transformer transformer;
DocumentBuilderFactory documentFactory;
DocumentBuilder documentBuilder;
public XMLHandler() {
try {
transformerFactory = TransformerFactory.newInstance();
transformer = transformerFactory.newTransformer();
documentFactory = DocumentBuilderFactory.newInstance();
documentBuilder = documentFactory.newDocumentBuilder();
} catch (TransformerException | ParserConfigurationException tfe) {
tfe.printStackTrace();
}
}
public void createXMLFile(Document document, String filePath) {
try {
// create the xml file
//transform the DOM Object to an XML File
DOMSource domSource = new DOMSource(document);
StreamResult streamResult = new StreamResult(new File(filePath));
// If you use
// StreamResult result = new StreamResult(System.out);
// the output will be pushed to the standard output ...
// You can use that for debugging
transformer.transform(domSource, streamResult);
} catch (TransformerException tfe) {
tfe.printStackTrace();
}
}
public Document createXMLDocument() {
return documentBuilder.newDocument();
}
public NodeList parseXMLFile(String filePath) {
NodeList elementNodes = null;
try {
Document document = documentBuilder.parse(new File(filePath));
Element root = document.getDocumentElement();
elementNodes = root.getChildNodes();
} catch (SAXException | IOException e) {
e.printStackTrace();
}
return elementNodes;
}
}
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