@Override
public UpdateContainer doIt(Workspace workspace) throws CommandException {
UpdateContainer c = new UpdateContainer();
Worksheet wk = workspace.getWorksheet(worksheetId);
SuperSelection selection = getSuperSelection(wk);
// Clone the worksheet just before the invocation
Cloner cloner = new Cloner();
this.worksheetBeforeInvocation = cloner.deepClone(wk);
AlignmentManager mgr = AlignmentManager.Instance();
String alignmentId = mgr.constructAlignmentId(workspace.getId(), worksheetId);
Alignment al = mgr.getAlignment(alignmentId);
// /**
// *
// */
// // FIXME
// String exportDir = "/Users/mohsen/Dropbox/Service Modeling/iswc2013-exp2/jgraph/";
// try {
// GraphUtil.serialize(al.getSteinerTree(), exportDir + wk.getTitle() + ".karma.final.jgraph");
// } catch (Exception e1) {
// // TODO Auto-generated catch block
// e1.printStackTrace();
// }
// if (true) return null;
if (al == null) {
logger.error("The alignment model is null.");
return new UpdateContainer(new ErrorUpdate(
"Error occured while populating the source. The alignment model is null."));
}
DirectedWeightedMultigraph<Node, LabeledLink> tree = al.getSteinerTree();
if (tree == null) {
logger.error("The alignment tree is null.");
return new UpdateContainer(new ErrorUpdate(
"Error occured while populating the source. The alignment model is null."));
}
DataSource source = new DataSource(wk.getTitle(), tree);
Map<WebService, Map<String, String>> servicesAndMappings =
WebServiceLoader.getInstance().getServicesWithInputContainedInModel(source.getModel(), null);
if (servicesAndMappings == null) {
logger.error("Cannot find any services to be invoked according to this source model.");
return new UpdateContainer(new ErrorUpdate(
"Error occured while populating the source. Cannot find any services to be invoked according to this source model."));
}
// For now, we just use the first service,
// later we can suggest the user a list of available services and user select among them
WebService service = null;
Iterator<WebService> itr = servicesAndMappings.keySet().iterator();
if (itr != null && itr.hasNext()) {
service = itr.next();
}
if (service == null) {
logger.error("Cannot find any services to be invoked according to this source model.");
return new UpdateContainer(new ErrorUpdate(
"Error occured while populating the source. Cannot find any services to be invoked according to this source model."));
}
List<String> requestIds = new ArrayList<String>();
Map<String, String> serviceToSourceAttMapping = servicesAndMappings.get(service);
List<String> requestURLStrings = getUrlStrings(service, source, wk, serviceToSourceAttMapping, requestIds);
if (requestURLStrings == null || requestURLStrings.size() == 0) {
logger.error("Data table does not have any row.");
return new UpdateContainer(new ErrorUpdate("Data table does not have any row."));
}
InvocationManager invocatioManager;
try {
String encoding = wk.getEncoding();
invocatioManager = new InvocationManager(getUrlColumnName(wk), requestIds, requestURLStrings, encoding);
logger.info("Requesting data with includeURL=" + true + ",includeInput=" + true + ",includeOutput=" + true);
Table serviceTable = invocatioManager.getServiceData(false, false, true);
// logger.debug(serviceTable.getPrintInfo());
ServiceTableUtil.populateWorksheet(serviceTable, wk, workspace.getFactory(), selection);
logger.info("The service " + service.getUri() + " has been invoked successfully.");
} catch (MalformedURLException e) {
logger.error("Malformed service request URL.");
return new UpdateContainer(new ErrorUpdate("Malformed service request URL."));
} catch (KarmaException e) {
logger.error(e.getMessage());
return new UpdateContainer(new ErrorUpdate(e.getMessage()));
}
// Create new vWorksheet using the new header order
List<HNodePath> columnPaths = new ArrayList<HNodePath>();
for (HNode node : wk.getHeaders().getSortedHNodes()) {
HNodePath path = new HNodePath(node);
columnPaths.add(path);
}
c.append(WorksheetUpdateFactory.createRegenerateWorksheetUpdates(worksheetId, getSuperSelection(workspace)));