Interface ChartObserver


  • public interface ChartObserver
    A ChartObserver is notified when the chart or chart elements change state.
    • Method Detail

      • onBeforeChartStart

        void onBeforeChartStart​(ChartContext chartContext)
        Provides the full chart context before the chart is started. Provides an opportunity to modify chart scope or perform other operations before the chart begins.
      • onElementStateChange

        void onElementStateChange​(java.util.UUID chartInstanceId,
                                  java.util.UUID elementId,
                                  ElementStateEnum previousState,
                                  ElementStateEnum currentState)