Package sos.scheduler.process

Source Code of sos.scheduler.process.JobSchedulerProcessWebServiceRequestJob

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package sos.scheduler.process;


import sos.spooler.Job_impl;
import sos.spooler.Order;
import sos.spooler.Variable_set;
import sos.spooler.Web_service_operation;
import sos.spooler.Web_service_request;
import sos.spooler.Xslt_stylesheet;

import sos.xml.SOSXMLXPath;


public class JobSchedulerProcessWebServiceRequestJob extends Job_impl {

   
    public boolean spooler_process() {

        try {
            String xml_document = "";
            Order order = spooler_task.order();

            Web_service_operation operation = order.web_service_operation();
            if (operation == null) throw new Exception( "no web service operation available" );
           
            Web_service_request request = operation.request();
            if (request == null) throw new Exception( "no web service request available" );
            spooler_log.debug3( "content of web service request:\n" + request.string_content() );

            // should the request be previously transformed ...
            if (spooler_task.params().value("request_stylesheet") != null && spooler_task.params().value("request_stylesheet").length() > 0) {
              Xslt_stylesheet stylesheet = spooler.create_xslt_stylesheet();
              stylesheet.load_file(spooler_task.params().value("request_stylesheet"));
              xml_document = stylesheet.apply_xml(request.string_content());
              spooler_log.debug3( "content of request transformation:\n" + xml_document );
            } else {
              xml_document = request.string_content();
            }

            Variable_set params = spooler.create_variable_set();
           
            // add order parameters from request xml element /params
            SOSXMLXPath xpath = new sos.xml.SOSXMLXPath(new StringBuffer(xml_document));
            String xmlParams = xpath.selectDocumentText("//params");
            if (xmlParams != null && xmlParams.length() > 0) {
                params.set_xml( xmlParams );
            }

            order.set_params( params );

            // altenatively you could add any xml structure of the request to the xml payload of this order
            // order.set_xml_payload( xpath.selectDocumentText("//xml_payload/*") );
      
            spooler_log.info( "web service request accepted for order \"" + order.id() + "\"" );

            return true;
        } catch (Exception e) {
            spooler_log.warn("error occurred processing web service request: " + e.getMessage());
            return false;
        }
    }

}
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