/**
* @param searchMarks The Set of <code>ISearchMark</code> to update the results in.
* @param fromUserEvent Indicates whether to update the saved searches due to a user initiated
* event or an automatic one.
*/
public void updateSavedSearches(Collection<ISearchMark> searchMarks, boolean fromUserEvent) {
boolean firstUpdate = !fUpdatedOnce.get();
fUpdatedOnce.set(true);
IModelSearch modelSearch = Owl.getPersistenceService().getModelSearch();
Set<SearchMarkEvent> events = new HashSet<SearchMarkEvent>(searchMarks.size());
/* For each Search Mark */
for (ISearchMark searchMark : searchMarks) {
/* Return early if shutting down */
if (Controller.getDefault().isShuttingDown()) return;
/* Execute the search */
List<SearchHit<NewsReference>> results =
modelSearch.searchNews(searchMark.getSearchConditions(), searchMark.matchAllConditions());
/* Fill Result into Map Buckets */
Map<INews.State, List<NewsReference>> resultsMap =
new EnumMap<INews.State, List<NewsReference>>(INews.State.class);
Set<State> visibleStates = INews.State.getVisible();
for (SearchHit<NewsReference> searchHit : results) {
/* Return early if shutting down */
if (Controller.getDefault().isShuttingDown()) return;
INews.State state = (State) searchHit.getData(INews.STATE);
if (visibleStates.contains(state)) {
List<NewsReference> newsRefs = resultsMap.get(state);
if (newsRefs == null) {
newsRefs = new ArrayList<NewsReference>(results.size() / 3);
resultsMap.put(state, newsRefs);
}
newsRefs.add(searchHit.getResult());
}
}
/* Set Result */
Pair<Boolean, Boolean> result = searchMark.setNewsRefs(resultsMap);
boolean changed = result.getFirst();
boolean newNewsAdded = result.getSecond();
/* Create Event to indicate changed results if any */
if (changed)
events.add(
new SearchMarkEvent(
searchMark, null, true, !firstUpdate && !fromUserEvent && newNewsAdded));
}
/* Notify Listeners */
if (!events.isEmpty() && !Controller.getDefault().isShuttingDown())
DynamicDAO.getDAO(ISearchMarkDAO.class).fireNewsChanged(events);
}
private void unregisterListeners() {
Owl.getPersistenceService().getModelSearch().removeIndexListener(fIndexListener);
DynamicDAO.removeEntityListener(IBookMark.class, fBookmarkListener);
DynamicDAO.removeEntityListener(INewsBin.class, fNewsBinListener);
DynamicDAO.removeEntityListener(IFolder.class, fFolderListener);
}
private void registerListeners() {
/* Index Listener */
fIndexListener =
new IndexListener() {
public void indexUpdated(int entitiesCount) {
updateSavedSearchesFromEvent(entitiesCount);
}
};
Owl.getPersistenceService().getModelSearch().addIndexListener(fIndexListener);
/* Bookmark Listener: Update on Reparent */
fBookmarkListener =
new BookMarkAdapter() {
@Override
public void entitiesUpdated(Set<BookMarkEvent> events) {
for (BookMarkEvent event : events) {
if (event.isRoot()) {
IFolder oldParent = event.getOldParent();
IFolder parent = event.getEntity().getParent();
if (oldParent != null && !oldParent.equals(parent)) {
updateSavedSearchesFromEvent(1);
break;
}
}
}
}
};
DynamicDAO.addEntityListener(IBookMark.class, fBookmarkListener);
/* News Bin Listener: Update on Reparent */
fNewsBinListener =
new NewsBinAdapter() {
@Override
public void entitiesUpdated(Set<NewsBinEvent> events) {
for (NewsBinEvent event : events) {
if (event.isRoot()) {
IFolder oldParent = event.getOldParent();
IFolder parent = event.getEntity().getParent();
if (oldParent != null && !oldParent.equals(parent)) {
updateSavedSearchesFromEvent(1);
break;
}
}
}
}
};
DynamicDAO.addEntityListener(INewsBin.class, fNewsBinListener);
/* Folder Listener: Update on Reparent */
fFolderListener =
new FolderAdapter() {
@Override
public void entitiesUpdated(Set<FolderEvent> events) {
for (FolderEvent event : events) {
if (event.isRoot()) {
IFolder oldParent = event.getOldParent();
IFolder parent = event.getEntity().getParent();
if (oldParent != null && !oldParent.equals(parent)) {
updateSavedSearchesFromEvent(1);
break;
}
}
}
}
};
DynamicDAO.addEntityListener(IFolder.class, fFolderListener);
}
