code: @Override
  	public void getEntities(Activity context, SortOrder sortOrder, EntityListListener listener, String... keys) {
  		entitySystem.getEntities(Socialize.getSocialize().getSession(), sortOrder, listener, keys);
  	}
docs: /* (non-Javadoc)
  @see com.socialize.api.action.entity.EntityUtilsProxy#getEntities(android.app.Activity, int, int, com.socialize.listener.entity.EntityListListener, java.lang.String[])