Ejemplo de un cliente SOAP en Java

package soapclient;
 
import org.apache.axis.client.Call;
import org.apache.axis.client.Service;
import javax.xml.namespace.QName;
import javax.xml.rpc.ParameterMode;
import javax.xml.namespace.QName;
 
public class SoapClient {
 
public static void main(String [] args) {
 
  try {
     String endpoint =   "https://url.dominio.es/webservice/servidor.php";
     Service  service = new Service();
     Call     call    = (Call) service.createCall();
 
call.setTargetEndpointAddress( new java.net.URL(endpoint) );
call.setOperationName(new QName("https://url.dominio.es/", "metodo"));
 
String NS_XSD                     = "http://www.w3.org/2001/XMLSchema";
QName QNAME_TYPE_STRING = new QName(NS_XSD, "string");
 
call.addParameter("parametro1",  QNAME_TYPE_STRING,  ParameterMode.IN);
call.addParameter("parametro2",  QNAME_TYPE_STRING,  ParameterMode.IN);
 
String[] params = { "valor_un_parametro",
                           "valor_otro_parametro"
                         };
 
call.setReturnType(QNAME_TYPE_STRING);
 
System.out.println(call.getMessageContext().toString());
 
     String ret = (String) call.invoke( params );
     System.out.println("Respuesta: " + ret );
 
  } catch (Exception e) {
               System.err.println(e.toString());
  }
 }
}