/** Deletes a search using the specified uri target. */
private void doDelete(String uriTarget, HttpResponse response) throws IOException {
// Use GUID to get search result list.
SearchResultList searchList;
try {
String guidStr = parseGuid(uriTarget);
searchList = searchManager.getSearchResultList(new GUID(guidStr));
} catch (Exception ex) {
searchList = null;
}
if (searchList != null) {
Search search = searchList.getSearch();
// Stop search.
search.stop();
// Remove search from core management.
searchManager.removeSearch(search);
// Set OK status.
response.setStatusCode(HttpStatus.SC_OK);
} else {
response.setStatusCode(HttpStatus.SC_NOT_FOUND);
}
}
/** Starts a new search using the specified uri target and query parameters. */
private void doStart(String uriTarget, Map<String, String> queryParams, HttpResponse response)
throws IOException {
// Get parameters to start search.
String searchQuery = queryParams.get("q");
// Create search.
SearchDetails searchDetails = RestSearchDetails.createKeywordSearch(searchQuery);
Search search = searchFactory.createSearch(searchDetails);
// Add search to search manager. The search is monitored so it will
// be cancelled if we stop polling for its results.
SearchResultList searchList = searchManager.addMonitoredSearch(search, searchDetails);
// Start search.
search.start();
try {
// Return search metadata.
JSONObject jsonObj = RestUtils.createSearchJson(searchList);
HttpEntity entity = RestUtils.createStringEntity(jsonObj.toString());
response.setEntity(entity);
response.setStatusCode(HttpStatus.SC_OK);
} catch (JSONException ex) {
throw new IOException(ex);
}
}
/** Processes request to retrieve data for a single search. */
private void doGetSearch(String uriTarget, Map<String, String> queryParams, HttpResponse response)
throws IOException {
// Use GUID to get search result list.
SearchResultList searchList;
try {
String guidStr = parseGuid(uriTarget);
searchList = searchManager.getSearchResultList(new GUID(guidStr));
} catch (Exception ex) {
searchList = null;
}
// Return empty object if null.
if (searchList == null) {
response.setEntity(RestUtils.createStringEntity("{}"));
response.setStatusCode(HttpStatus.SC_OK);
return;
}
try {
if (uriTarget.indexOf(FILES) < 0) {
// Return search metadata.
JSONObject jsonObj = RestUtils.createSearchJson(searchList);
HttpEntity entity = RestUtils.createStringEntity(jsonObj.toString());
response.setEntity(entity);
response.setStatusCode(HttpStatus.SC_OK);
} else {
// Get query parameters.
String offsetStr = queryParams.get("offset");
String limitStr = queryParams.get("limit");
int offset = (offsetStr != null) ? Integer.parseInt(offsetStr) : 0;
int limit =
(limitStr != null) ? Math.min(Integer.parseInt(limitStr), MAX_LIMIT) : MAX_LIMIT;
// Create search result array.
List<GroupedSearchResult> resultList =
new ArrayList<GroupedSearchResult>(searchList.getGroupedResults());
JSONArray jsonArr = new JSONArray();
for (int i = offset, max = Math.min(offset + limit, resultList.size()); i < max; i++) {
GroupedSearchResult result = resultList.get(i);
jsonArr.put(RestUtils.createSearchResultJson(result));
}
// Set response entity and status.
HttpEntity entity = RestUtils.createStringEntity(jsonArr.toString());
response.setEntity(entity);
response.setStatusCode(HttpStatus.SC_OK);
}
} catch (JSONException ex) {
throw new IOException(ex);
}
}
/** Processes request to retrieve metadata for all searches. */
private void doGetAll(String uriTarget, Map<String, String> queryParams, HttpResponse response)
throws IOException {
// Get active search lists.
List<SearchResultList> searchLists = searchManager.getActiveSearchLists();
try {
// Create JSON result.
JSONArray jsonArr = new JSONArray();
for (SearchResultList searchList : searchLists) {
jsonArr.put(RestUtils.createSearchJson(searchList));
}
// Set response entity and status.
HttpEntity entity = RestUtils.createStringEntity(jsonArr.toString());
response.setEntity(entity);
response.setStatusCode(HttpStatus.SC_OK);
} catch (JSONException ex) {
throw new IOException(ex);
}
}
