REPORT-53592 扩展图表创建共享组件npe问题

designer-realize/src/main/java/com/fr/design/share/effect/EffectItemGroup.java

@@ -111,8 +111,11 @@ public class EffectItemGroup {
                 ChartCollection chartCollection = (ChartCollection) value;
                 for (int index = 0; index < chartCollection.getChartCount(); index++) {
                     Chart chart= (Chart) chartCollection.getChart(index, ChartProvider.class);
-                    SourceNode chartSourceNode = SourceNodeUtils.createSourceNode(chart.getPlot(), chartCollection.getChartName(index), cellSourceNode);
                     Plot plot = chart.getPlot();
+                    if (plot == null) {
+                        break;
+                    }
+                    SourceNode chartSourceNode = SourceNodeUtils.createSourceNode(plot, chartCollection.getChartName(index), cellSourceNode);
                     initChartPlot(plot, chartSourceNode, false);
                 }
 
@@ -126,8 +129,11 @@ public class EffectItemGroup {
         ChartCollection chartCollection = (ChartCollection) editor.getChartCollection();
         for (int index = 0; index < chartCollection.getChartCount(); index++) {
             Chart chart= (Chart) chartCollection.getChart(index, ChartProvider.class);
-            SourceNode plotSourceNode = SourceNodeUtils.createSourceNode(chart.getPlot(), chartCollection.getChartName(index), null);
             Plot plot = chart.getPlot();
+            if (plot == null) {
+                break;
+            }
+            SourceNode plotSourceNode = SourceNodeUtils.createSourceNode(plot, chartCollection.getChartName(index), null);
             initChartPlot(plot, plotSourceNode, false);
         }