Read and Write Primary Document in ​ IBM B2B Sterling Integrator using MESA

​Read​

 ​and Write Primary Document while implementing

​a ​

Custom Service in

​​

IBM B2B Sterling Integrator

​ using MESA Studio​

. ​

public WorkFlowContext processData(WorkFlowContext wfc)
            throws WorkFlowException {
        Document outputDocument;
        String codeListOutputXML = null;
        OutputStream outputStream;
        BufferedOutputStream bos;
        String svcName = wfc.getServiceName();
        XLogger log = new XLogger("SI_Auto_DeployImpl", svcName);
        wfc.harnessRegister();
        wfc.setBasicStatus(WorkFlowContext.SUCCESS);
        try {
            CodeListDeployer codeListDeployer = new CodeListDeployer();
            // Read the input from PrimaryDocument
             Document srcDoc = wfc.getPrimaryDocument();   
             codeListOutputXML = codeListDeployer.readCodeListExcel(srcDoc.getInputStream());
             //Write output to new PrimaryDocument
             outputDocument = wfc.newDocument();
             outputStream = outputDocument.getOutputStream();
             bos = new BufferedOutputStream(outputStream);
             bos.write(codeListOutputXML.getBytes());
             wfc.setAdvancedStatus("CodeList Created Successfully!!");
             bos.close();
             wfc.putPrimaryDocument(outputDocument);
        } catch (Exception e) {
            handleError(log, wfc, SI_Auto_DeployMessages.Global_Exception,
                    new Object[] { SI_Auto_DeployImpl.class.getName() }, e);
        } finally {
            wfc.unregisterThread();
        }
        return wfc;
    }