private IndexQueryResult processSearchRequest(Inquiry request, IndexQuery query) {
IndexQueryResult result = new IndexQueryResult().withQueryname(query.getQueryname());
try {
int maxRows = _maxRows;
if (request.getMaxrows() != null) {
int requestRows = request.getMaxrows();
if (requestRows != 0 && requestRows < maxRows) {
maxRows = requestRows;
}
}
boolean hasMore =
invokeInSession(
request.getSecurityToken(),
new IndexQueryInvoker(
request,
query,
result,
getAttributeMapping(),
getFallbackDataProvider(),
maxRows));
if (hasMore) {
Logger.debug("Result contains more than " + maxRows + " rows, adding limit reached flag");
result.setLimitreached(new LimitReached());
}
} catch (DfException ex) {
Logger.error(ex.getMessage(), ex);
handleException(ex, result);
}
return result;
}
private void addFallBackResult(Inquiry request, IndexQuery query, IndexQueryResult result) {
try {
Set<String> attributes = new HashSet<>();
for (ResultField resultField : request.getResultfields()) {
attributes.add(resultField.getName());
}
Map<String, String> noData = getFallbackDataProvider().getNoResultData(attributes);
if (noData == null || noData.isEmpty()) {
return;
}
Item item = new Item();
for (ResultField resultField : request.getResultfields()) {
String attrName = resultField.getName();
String value = noData.get(resultField.getName());
RField rField = new RField().withName(attrName).withValue(value);
item.withRfields(rField);
}
item.setObjectname(getAttributeMapping().getDefaultType());
item.setMediastatus("m");
if (request.getImages() == YNBool.Y) {
ImageProcessor imageProcessor =
new ImageProcessor(request, query, getFallbackDataProvider());
imageProcessor.processNoResultImage(item);
}
result.withItems(item);
} catch (DfException ex) {
Logger.error(ex.getMessage(), ex);
handleException(ex, result);
}
}
@Override
protected Inquiryresult doProcess(Inquiry request, String userName) {
Inquiryresult result = new Inquiryresult();
result.setSessionname(request.getSessionname());
for (IndexQuery query : request.getIndexqueries()) {
result.getIndexqueryresults().add(processSearchRequest(request, query));
}
boolean hasData = false;
boolean countQuery = request.getCount() == YNBool.Y;
for (IndexQueryResult indexQueryResult : result.getIndexqueryresults()) {
if (countQuery) {
Integer retCount = indexQueryResult.getRetCount();
hasData = retCount != null && retCount > 0;
} else {
List<Item> items = indexQueryResult.getItems();
hasData = items != null && !items.isEmpty();
}
if (hasData) {
break;
}
}
if (!hasData && _performFallback) {
Logger.debug("Query result contains no data, adding fake data");
IndexQuery query = request.getIndexqueries().get(0);
IndexQueryResult indexQueryResult = result.getIndexqueryresults().get(0);
if (countQuery) {
indexQueryResult.setRetCount(1);
} else {
addFallBackResult(request, query, indexQueryResult);
}
}
return result;
}
private void handleException(DfException exception, IndexQueryResult result) {
result.setResponseCode(GenericCode.SYNTAX_ERROR);
}