Java project call ep webservice

Question

hi experts,
i deployed a java  webservice including a simple function into EP engin,i created a java to call this webservice but can not success,the exception always is "(400)Bad Request"
my code like
public String mycal(String a, String b) {
          try {
               String endpoint =
                    "http://xxx:80/WS_MyEMICalculator1/Config1?wsdl";
               Service service = new Service();
               Call call = (Call) service.createCall();
               call.setTargetEndpointAddress(new java.net.URL(endpoint));
               call.setOperationName("EMICalculation");
               call.addParameter("a", XMLType.XSD_STRING, ParameterMode.IN);
               call.addParameter("b", XMLType.XSD_STRING, ParameterMode.IN);
               //call.setUseSOAPAction(true);
               //call.setSOAPActionURI("?");
               call.setReturnType(XMLType.XSD_STRING);
               try {
                    String res = (String) call.invoke(new Object[] { a, b });
               } catch (Exception ex) {
                    System.out.println(ex.toString());
               } catch (Exception e) {}
          return "";
     public static void main(String[] args) {
          Wsdltest sd = new Wsdltest();
          sd.mycal("a", "b");
it is possiable to get ep webservice for external java ?this uri should be set and how to get?//call.setSOAPActionURI("?");

Answer 1

Hi,
If you want to use the java file in the project then place the java in src folder with mention proper path in java file.
then you can call in webdynpro methods.
If you want seperate java application then you can go with interface controller with Development component(DC).
Best Regards
Arun Jaiswal