我是SOAP webservice客户端的新手，在创建客户端时遇到错误。
请帮我解决这个问题
//This is request that has to be send using SOAP Envelope
POST /DISWebService/DISWebService.asmx HTTP/1.1
Host: 192.168.2.119
Content-Type: application/soap+xml; charset=utf-8
Content-Length: length
<?xml version="1.0" encoding="utf-8"?>
<soap12:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://www.w3.org/2003/05/soap-envelope">
<soap12:Body>
<LoginSystem xmlns="http://tempuri.org/">
<username>string</username>
<password>string</password>
</LoginSystem>
</soap12:Body>
</soap12:Envelope>
public static void main(String args[]) {
try {
// Create SOAP Connection
SOAPConnectionFactory soapConnectionFactory = SOAPConnectionFactory .newInstance();
SOAPConnection soapConnection = soapConnectionFactory
.createConnection();
String url = "http://192.168.2.119/VISWebService/VISWebService.asmx";
// String url =
// "http://192.168.2.119/DISWebService/DISWebService.asmx?op=LoginSystem";
SOAPMessage soapResponse = soapConnection.call(createSOAPRequest(),url);
// Process the SOAP Response
printSOAPResponse(soapResponse);
soapConnection.close();
} catch (Exception e) {
System.err
.println("Error occurred while sending SOAP Request to Server");
e.printStackTrace();
}
}
private static SOAPMessage createSOAPRequest() throws Exception {
MessageFactory messageFactory = MessageFactory.newInstance();
SOAPMessage soapMessage = messageFactory.createMessage();
SOAPPart soapPart = soapMessage.getSOAPPart();
String serverURI = "http://192.168.2.119/DISWebService/DISWebService.asmx";
// SOAP Envelope
SOAPEnvelope envelope = soapPart.getEnvelope();
// SOAP Body
SOAPBody soapBody = envelope.getBody();
SOAPElement soapBodyElem = soapBody.addChildElement("LoginSystem");
SOAPElement soapBodyElem1 = soapBodyElem.addChildElement("username");
soapBodyElem1.addTextNode("Chirendu");
SOAPElement soapBodyElem2 = soapBodyElem.addChildElement("password");
soapBodyElem2.addTextNode("verve12*");
MimeHeaders headers = soapMessage.getMimeHeaders();
headers.addHeader("SOAPAction", serverURI );
soapMessage.saveChanges();
/* Print the request message */
System.out.print("Request SOAP Message = ");
soapMessage.writeTo(System.out);
System.out.println();
return soapMessage;
}
请帮我创建客户。