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package eu.transkribus.core.util.xpath;

import java.io.IOException;
import java.net.URL;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

public class XPathUtils {

public static Document parseDocument(DocumentBuilderFactory factory, URL xmlFile) throws ParserConfigurationException, SAXException, IOException {
DocumentBuilder builder = factory.newDocumentBuilder();

return builder.parse(xmlFile.openStream());
}

public static String getNodeListText(NodeList list) {
String txt = "";
for (int i = 0; i < list.getLength(); i++) {
Node node = list.item(i);
txt += node.getTextContent();
}

return txt;
}

}