/**
* Tests whether all keys of {@link Label}s are known to {@link LabelsManager}.
*
* @param keys list of keys to be tested
* @return whether all keys are known to {@link LabelsManager}
*/
protected boolean hasAllLabels(Iterable<Key> keys) {
boolean hasAll = true;
for (Key key : keys) {
if (Managers.LABELS_MANAGER.getLabelByKey(key) == null) {
hasAll = false;
}
}
return hasAll;
}
/**
* Sets new value of row if the {@link UserItem} is already shown.
*
* @param value new value to show
*/
public void setValue(final UserItem value) {
if (!hasAllLabels(value.getLabels())) {
Managers.LABELS_MANAGER.refresh(
new AsyncCallback<Void>() {
public void onSuccess(Void result) {
doSetValue(value);
}
public void onFailure(Throwable caught) {}
});
} else {
doSetValue(value);
}
}
/** Makes all pending {@link UserItem}s below the last one show. */
public void showTail() {
Set<Key> labels = new HashSet<Key>();
for (UserItem ui : tail) {
labels.addAll(ui.getLabels());
}
if (!hasAllLabels(labels)) {
Managers.LABELS_MANAGER.refresh(
new AsyncCallback<Void>() {
public void onSuccess(Void result) {
addTail();
}
public void onFailure(Throwable caught) {}
});
} else {
addTail();
}
}
