/**
* This method updates the template structure by adding to it the current dashboard's style and
* renderer type.
*
* <p>This is done by getting the current dashboard from within the json structure, loading it's
* wcdfDescriptor and fetching its stored style and renderer type.
*
* <p>These values then are added to the template structure itself.
*
* <p>
*
* @param origStructure original template structure
* @return original template structure updated to include the dashboard's style and renderer type
* @throws DashboardStructureException
*/
protected String addDashboardStyleAndRendererTypeToTemplate(String origStructure)
throws DashboardStructureException {
if (origStructure == null) {
return origStructure; // nothing to do here
}
try {
String updatedStructure = origStructure; // starts off as the original one
JSONObject jsonObj = JSONObject.fromObject(origStructure);
if (jsonObj != null && jsonObj.containsKey("filename")) {
DashboardWcdfDescriptor wcdf = loadWcdfDescriptor(jsonObj.getString("filename"));
if (wcdf != null) {
// update the template structure
jsonObj.put("style", wcdf.getStyle());
jsonObj.put("rendererType", wcdf.getRendererType());
updatedStructure = jsonObj.toString(2);
}
}
return updatedStructure;
} catch (Exception e) {
logger.error(e);
throw new DashboardStructureException(e.getMessage());
}
}
// useful to mock the DashboardWcdfDescriptor when unit testing CdfTemplates
protected DashboardWcdfDescriptor loadWcdfDescriptor(String wcdfFile) throws IOException {
return DashboardWcdfDescriptor.load(wcdfFile);
}