<wsdl:Envelope xmlns:soap="..."
        xmlns:wsse="..." >
       <wsdl:Header>
       <wsse:Security>
       <wsse:UsernameToken>
       <wsse:Username>admin</wsse:Username>
       <wsse:Password>password</wsse:Password>
       </wsse:UsernameToken>
       </wsse:Security>
       </wsdl:Header>
</wsdl:Envelope>

//create SOAP
        SOAPConnectionFactory sfc = SOAPConnectionFactory.newInstance();
        SOAPConnection connection = sfc.createConnection();

        SOAPMessage soapMessage = MessageFactory.newInstance().createMessage();
        SOAPPart soapPart = soapMessage.getSOAPPart();
        SOAPEnvelope soapEnvelope = soapPart.getEnvelope();

        SOAPBody soapBody = soapEnvelope.getBody();
        SOAPElement Header = soapBody.addBodyElement(new QName("Header"));

//attribute
        SOAPElement Security= Header.addChildElement(new QName("Security"));
        SOAPElement UsernameToken= Security.addChildElement(new QName("UsernameToken"));
        SOAPElement Username= UsernameToken.addChildElement(new QName("Username"));
        SOAPElement Password= UsernameToken.addChildElement(new QName("Password"));

//enter the username and password
Username.addTextNode("username");
Password.addTextNode("password");

//send the soap and print out the result
URL endpoint = "http://localhost:8080/soap/getMessage?wsdl";
        SOAPMessage response = connection.call(soapMessage, endpoint);


        ByteArrayOutputStream out = new ByteArrayOutputStream();
        String xml = "";
        try {
            response.writeTo(out);
            xml = out.toString("UTF-8");
        } catch (Exception e)
        {
            System.out.println(""+e);
            //log.error(e.getMessage(),e);
        }

System.out.println(""+xml);