/** Cancel all pending requests */
public void cancelAll() {
ArrayList<Object> groups;
synchronized (this) {
groups = new ArrayList<Object>(inFlight.keySet());
}
for (Object group : groups) cancelAll(group);
}
/**
* Cancel all pending requests associated with the given context
*
* @param context
*/
public void cancelAll(Context context) {
cancelAll((Object) context);
}