vb访问java webserver

Question

Java版示例代码
import java.net.MalformedURLException;
import java.rmi.RemoteException;import javax.xml.namespace.QName;
import javax.xml.rpc.ServiceException;import org.apache.axis.client.Call;
import org.apache.axis.client.Service;
public class SendAndGetMessageTest {
public static void main(String[] args) {
try {
String endpoint = 
"http://10.100.100.5/WebServiceSMSApplicationDB/WebServiceSMSApplicationDB.jws";
Service service = new Service();
Call call = null;
call = (Call) service.createCall();

call.setOperationName(new QName(endpoint, "sendMessageToClientSms"));
call.setTargetEndpointAddress(new java.net.URL(endpoint));
String t = (String) call
.invoke(new Object[] { "企业编号", "企业密码","messagePack" });

System.out.println("returned:" + t );
} catch (Exception e1) {
e1.printStackTrace();
}
求翻译成vb版的。。谢谢各位。。

Answer 1

Dim clnt As New SoapClient30
    Dim strsvc As String
    clnt.MSSoapInit "http://10.100.100.5/WebServiceSMSApplicationDB/WebServiceSMSApplicationDB.jws?WSDL"
    strsvc = clnt.getAllReceipt("a","a")
    MsgBox (strsvc)
返回 java.lang.NullpointerException 错误