code: @SuppressWarnings("unchecked")
      public static <T> T getContextData(String name) {
          EventImpl event = (EventImpl) CurrentEvent.get();
          if (null != event) {
              return (T) event.getContextData(name);
          }
          return null;
      }
docs: Query possible EventLocal context data for the current Event runtime
  based on the provided name value. If an EventLocal was created under
  the target name then the currently running Event runtime would return
  its value.
  
  @param <T>
  @param name
  @return T, null if not set or the name does not exist