@Override
public UpdateContainer doIt(VWorkspace vWorkspace) throws CommandException {
Worksheet worksheet = vWorkspace.getViewFactory().getVWorksheet(vWorksheetId).getWorksheet();
Workspace ws = vWorkspace.getWorkspace();
if (worksheet.getSemanticTypes().getListOfTypes().size() == 0) {
SemanticTypeUtil.populateSemanticTypesUsingCRF(
worksheet,
ws.getTagsContainer().getTag(TagName.Outlier),
ws.getCrfModelHandler(),
ws.getOntologyManager());
}
WorksheetGeospatialContent geo = new WorksheetGeospatialContent(worksheet);
// Send an error update if no geospatial data found!
if (geo.hasNoGeospatialData()) {
return new UpdateContainer(new ErrorUpdate("No geospatial data found in the worksheet!"));
}
try {
final File file = geo.publishKML();
// Transfer the file to a public server
final boolean transfer = transferFileToPublicServer(file);
if (!transfer) {
logger.error(
"Published KML file could not be moved to a public server to display on Google Maps!");
}
return new UpdateContainer(
new AbstractUpdate() {
@Override
public void generateJson(String prefix, PrintWriter pw, VWorkspace vWorkspace) {
JSONObject outputObject = new JSONObject();
try {
outputObject.put(JsonKeys.updateType.name(), "PublishKMLUpdate");
outputObject.put(JsonKeys.fileName.name(), publicKMLAddress + file.getName());
outputObject.put(JsonKeys.transferSuccessful.name(), transfer);
outputObject.put(JsonKeys.localFileName.name(), "KML/" + file.getName());
pw.println(outputObject.toString(4));
} catch (JSONException e) {
logger.error("Error occured while generating JSON!");
}
}
});
} catch (FileNotFoundException e) {
logger.error("KML File not found!", e);
return new UpdateContainer(new ErrorUpdate("Error occurred while publishing KML layer!"));
}
}
