package eu.ehri.project.exporters.xml;
   
   import org.w3c.dom.Document;
   import org.xml.sax.SAXException;
   
   import javax.xml.parsers.DocumentBuilder;
   import javax.xml.parsers.DocumentBuilderFactory;
   import javax.xml.parsers.ParserConfigurationException;
   import java.io.IOException;
  import java.io.InputStream;
  
  /**
   * Helper for reading XML documents from a stream.
   */
  public class DocumentReader {
      public Document read(InputStream inputStream) throws ParserConfigurationException, IOException, SAXException {
          DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
          factory.setValidating(false);
          factory.setFeature("http://apache.org/xml/features/nonvalidating/load-dtd-grammar", false);
          factory.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
          DocumentBuilder documentBuilder = factory.newDocumentBuilder();
          return documentBuilder.parse(inputStream);
      }
  }