code: public void stopAllSearches() {
  		mTagToId.clear();
  		String[] queryIds = mCallbacks.keySet().toArray(new String[]{});
  		mCallbacks.clear();
  		for (String queryId : queryIds) {
  			mSearchInterface.stopSearch(queryId);
  		}
  	}
docs: Stops all searches registered by the application.
  
  @see SPFSearch#stopSearch(int)