<tns:add  profileId="33" status="active" >
        <tns:password pass="2222222"/> 
 </tns:add>

import com.github.underscore.lodash.U;
import java.util.LinkedHashMap;
import java.util.Map;

public class XmlGenerator {
    public static void main(String args[]) {
        Map<String, Object> data = new LinkedHashMap<>();
        Map<String, Object> add = new LinkedHashMap<>();
        data.put("tns:add", add);
        add.put("-profileId", "33");
        add.put("-status", "active");
        Map<String, Object> password = new LinkedHashMap<>();
        add.put("tns:password", password);
        password.put("-pass", "2222222");
        password.put("-self-closing", "true");
        data.put("#omit-xml-declaration", "true");
        String xml = U.toXml(data);  
        System.out.println(xml);  
    }
}