/**
* {@inheritDoc}
*
* <p>Search implementation using Compass.
*/
@SuppressWarnings("unchecked")
public List<T> search(String q, Class clazz) {
if (q == null || "".equals(q.trim())) {
return getAll();
}
List<T> results = new ArrayList<T>();
CompassSearchCommand command = new CompassSearchCommand(q);
CompassSearchResults compassResults = compass.search(command);
CompassHit[] hits = compassResults.getHits();
if (log.isDebugEnabled() && clazz != null) {
log.debug("Filtering by type: " + clazz.getName());
}
for (CompassHit hit : hits) {
if (clazz != null) {
if (hit.data().getClass().equals(clazz)) {
results.add((T) hit.data());
}
} else {
results.add((T) hit.data());
}
}
if (log.isDebugEnabled()) {
log.debug("Number of results for '" + q + "': " + results.size());
}
return results;
}
/* (non-Javadoc)
* @see org.springframework.web.servlet.mvc.AbstractController#handleRequestInternal(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
*/
@Override
protected ModelAndView handleRequestInternal(
HttpServletRequest request, HttpServletResponse response) throws Exception {
String query = request.getParameter("query");
if (StringUtils.isBlank(query)) {
return new ModelAndView(getSearchView());
}
String p = request.getParameter("p");
int currentPage = 1;
if (NumberUtils.isNumber(p)) {
currentPage = Integer.parseInt(p);
}
if (currentPage < 1) {
currentPage = 1;
}
CompassSearchCommand searchCommand = new CompassSearchCommand();
searchCommand.setPage(new Integer(currentPage - 1));
searchCommand.setQuery(query);
ModelAndView mv = new ModelAndView();
mv.addObject("query", query);
mv.addObject("p", currentPage);
List<String> errors = new ArrayList<String>();
try {
CompassSearchResults searchResults = searchHelper.search(searchCommand);
List<CompassHitWapper> hits = new ArrayList<CompassHitWapper>();
for (int i = 0; i < searchResults.getHits().length; i++) {
CompassHitWapper hit = new CompassHitWapper(searchResults.getHits()[i]);
hits.add(hit);
}
CompassSearchResultsWrapper results = new CompassSearchResultsWrapper(searchResults);
results.setHits(hits);
mv.addObject(getSearchResultsName(), results);
} catch (SearchEngineQueryParseException ex) {
errors.add(TextUtil.escapeHTML(ex.getMessage()));
mv.addObject("errors", errors);
} catch (Exception ex) {
errors.add(TextUtil.escapeHTML(ex.getMessage()));
mv.addObject("errors", errors);
}
mv.setViewName(getSearchResultsView());
return mv;
}
