@Override public void nodeDataChanged(ProductNodeEvent event) { super.nodeDataChanged(event); if (!histogramPlotConfig.useRoiMask) { return; } final Mask roiMask = histogramPlotConfig.roiMask; if (roiMask == null) { return; } final ProductNode sourceNode = event.getSourceNode(); if (!(sourceNode instanceof Mask)) { return; } final String maskName = sourceNode.getName(); if (roiMask.getName().equals(maskName)) { model.removeStx(createHistogramConfig()); updateComponents(); } }