private void buildLessonTree(Response response) {
TreeItem item = null;
JsArray<LessonCategoryJS> lessonJSArray = JsonUtils.safeEval(response.getText());
for (int i = 0; i < lessonJSArray.length(); i++) {
LessonCategoryJS lessonCategoryJS = lessonJSArray.get(i);
TreeItem category = new TreeItem();
category.setText(lessonCategoryJS.getName());
JsArray<LessonJS> lessons = lessonCategoryJS.getChildren();
for (int j = 0; j < lessons.length(); j++) {
LessonJS lesson = lessons.get(j);
TreeItem lessonItem = new TreeItem();
Storage sessionStorage = Storage.getSessionStorageIfSupported();
String lastUrl = sessionStorage.getItem("lastUrl");
lessonItem.setText(lesson.getText());
category.addItem(lessonItem);
lessonsTreeMap.put(lessonItem.getText(), lesson);
if (lesson.getTechnology().equals(LessonTechnology.GWT.toString())) {
addLessonToMap(lesson);
}
if (lastUrl != null && lastUrl.equals(lesson.getUrl())) {
item = lessonItem;
lessonPanel.setSelectedLesson(lesson);
category.setState(true);
}
}
lessonTree.addItem(category);
}
lessonTree.setSelectedItem(item);
}
public byte[] load_licence(Options option) {
/* Preferences prefs = Preferences.userNodeForPackage(this.getClass());
return prefs.getByteArray("licence."+ option.getHostname(),null);
*/
Storage store = Storage.getLocalStorageIfSupported();
if (store != null) {
return store.getItem("licence." + option.getHostname()).getBytes();
} else return null;
}
/**
* constructor
*
* @param appName The name of the Xholon Java-based app (ex: "HelloWorld");
*/
public XholonWorkbookBundle(String appName) {
Storage storage = Storage.getLocalStorageIfSupported();
if (storage != null) {
workbookContents = storage.getItem(appName);
if (exists()) {
resourceMap = new HashMap<String, String>();
processWb();
}
}
}
protected AbstractPresenter(MyClerkServiceAsync rpcService, HandlerManager eventBus) {
this.eventBus = eventBus;
this.rpcService = rpcService;
menu = MainMenu.getInstance(eventBus);
this.selectMenuLink();
Storage clientStore = Storage.getSessionStorageIfSupported();
this.loggedUser = clientStore.getItem("username");
System.out.println("Logged user is: " + loggedUser);
if (loggedUser == null) menu.setMenu(false);
else menu.setMenu(true);
}
/**
* Retrieves the current authentication.
*
* @return The current authentication.
*/
public Authentication getAuthentication() {
final Authentication authentication = authenticationProvider.get();
if (authentication.getUserEmail() == null) {
// Search the last logged user in the users database
final Storage storage = Storage.getLocalStorageIfSupported();
final String email = storage.getItem(LocalDispatchServiceAsync.LAST_USER_ITEM);
authentication.setUserEmail(email);
}
return authentication;
}
public OptionViewImpl() {
initWidget(uiBinder.createAndBindUi(this));
boolean storageSupported = Storage.isLocalStorageSupported();
this.storageNotAvailable.setVisible(!storageSupported);
this.offline.setVisible(storageSupported);
this.clearData.setVisible(storageSupported);
}
private CollectionTabTitleVc getPersistantTabObjectUsingTabFlag() {
CollectionTabTitleVc objectToReturn = contentTabVc;
stockStore = Storage.getLocalStorageIfSupported();
String tabFlag = stockStore.getItem("tabKey");
if (stockStore != null) {
if (stockStore != null) {
if (tabFlag.equalsIgnoreCase("infoTab")) {
objectToReturn = infoTabVc;
} else if (tabFlag.equalsIgnoreCase("contentTab")) {
objectToReturn = contentTabVc;
}
} else {
objectToReturn = contentTabVc;
}
}
return objectToReturn;
}
@Override
public void clear() {
for (Index i : index) {
storage.removeItem(getId(i.getId()));
}
index.clear();
updateIndex();
}
@Override
public void delete(long key) {
for (Index i : index) {
if (i.getId() == key) {
index.remove(i);
storage.removeItem(getId(key));
updateIndex();
break;
}
}
}
private void updateIndex() {
Collections.sort(index, comparator);
DataOutput dataOutput = new DataOutput();
dataOutput.writeInt(index.size());
for (Index i : index) {
dataOutput.writeLong(i.getId());
dataOutput.writeLong(i.getSortKey());
}
storage.setItem("list_" + prefix + "_index", toBase64(dataOutput.toByteArray()));
}
@Override
public void updateOrAdd(ListEngineRecord record) {
// Update Index
for (Index i : index) {
if (i.getId() == record.getKey()) {
index.remove(i);
break;
}
}
index.add(new Index(record.getKey(), record.getOrder()));
updateIndex();
// Save record
storage.setItem(getId(record.getKey()), toBase64(record.getData()));
}
@Override
public void onError(final Request request, final Throwable exception) {
if (exception instanceof StatusCodeException) {
if (Storage.isSessionStorageSupported()) {
final Storage storage = Storage.getSessionStorageIfSupported();
if (storage.getItem(cacheKey()) != null) {
callback.onResponseReceived(request, getOldResponse(storage));
}
} else if (Storage.isLocalStorageSupported()) {
final Storage storage = Storage.getLocalStorageIfSupported();
if (storage.getItem(cacheKey()) != null) {
callback.onResponseReceived(request, getOldResponse(storage));
}
}
} else {
callback.onError(request, exception);
}
}
@Override
public ListEngineRecord loadItem(long key) {
Index indexValue = null;
for (Index i : index) {
if (i.getId() == key) {
indexValue = i;
break;
}
}
if (indexValue == null) {
return null;
}
String item = storage.getItem(getId(key));
if (item != null) {
byte[] res = fromBase64(item);
return new ListEngineRecord(key, indexValue.getSortKey(), null, res);
}
return null;
}
public JsListStorage(String prefix, Storage storage) {
this.storage = storage;
this.prefix = prefix;
String indexData = storage.getItem("list_" + prefix + "_index");
if (indexData != null) {
try {
byte[] data = fromBase64(indexData);
DataInput dataInput = new DataInput(data, 0, data.length);
int count = dataInput.readInt();
for (int i = 0; i < count; i++) {
long id = dataInput.readLong();
long order = dataInput.readLong();
index.add(new Index(id, order));
}
} catch (Exception e) {
e.printStackTrace();
}
}
updateIndex();
}
public void setPersistantTabFlag(String flag) {
stockStore = Storage.getLocalStorageIfSupported();
if (stockStore != null) {
stockStore.setItem("tabKey", flag);
}
}
public void save_licence(byte[] databytes, Options option) {
/* Preferences prefs = Preferences.userNodeForPackage(this.getClass());
prefs.putByteArray("licence."+ option.getHostname(), databytes);
*/ Storage store = Storage.getLocalStorageIfSupported();
if (store != null) store.setItem("licence." + option.getHostname(), new String(databytes));
}
@Override
public void onResponseReceived(final Request request, @Nonnull final Response response) {
if (response.getStatusCode() == 304 && Storage.isSessionStorageSupported()) {
final Storage storage = Storage.getSessionStorageIfSupported();
if (storage.getItem(cacheKey()) != null) {
callback.onResponseReceived(request, getOldResponse(storage));
return;
}
}
if (response.getStatusCode() == 304 && Storage.isLocalStorageSupported()) {
final Storage storage = Storage.getLocalStorageIfSupported();
if (storage.getItem(cacheKey()) != null) {
callback.onResponseReceived(request, getOldResponse(storage));
return;
}
}
if (response.getStatusCode() == 200
&& response.getHeader(DataStoreService.X_VORTEX_CACHE_SCOPE) != null
&& response
.getHeader(DataStoreService.X_VORTEX_CACHE_SCOPE)
.equals(CachingScope.USER.name())) {
serializedResponse = response.getText();
if (Storage.isLocalStorageSupported()) {
final Storage storage = Storage.getLocalStorageIfSupported();
storage.setItem(cacheKey(), serializedResponse);
}
} else if (response.getStatusCode() == 200
&& response.getHeader(DataStoreService.X_VORTEX_CACHE_SCOPE) != null
&& response
.getHeader(DataStoreService.X_VORTEX_CACHE_SCOPE)
.equals(CachingScope.SESSION.name())) {
serializedResponse = response.getText();
if (Storage.isSessionStorageSupported()) {
final Storage storage = Storage.getSessionStorageIfSupported();
storage.setItem(cacheKey(), serializedResponse);
}
}
callback.onResponseReceived(request, response);
}
