import javax.xml.stream.XMLEventFactory;
import javax.xml.stream.XMLEventWriter;
import javax.xml.stream.XMLOutputFactory;
public class MainClass {
public static void main(String[] args) throws Exception {
XMLEventFactory eventFactory = XMLEventFactory.newInstance();
XMLEventWriter writer = XMLOutputFactory.newInstance().createXMLEventWriter(System.out);
writer.add(eventFactory.createStartElement("ns1", "http://www.e.com/ns1", "sample", null,
null));
writer.add(eventFactory.createNamespace("ns1", "http://www.e.com/ns1"));
writer.add(eventFactory.createNamespace("ns2", "http://www.e.com/ns2"));
writer.add(eventFactory.createAttribute("ns2", "http://www.e.com/ns2", "attribute","true"));
writer.add(eventFactory.createEndDocument());
writer.flush();
}
}