Protection against null pointer exception.

Shouldn't happen normally but it did happen to me while importing from VCML. Probably some race condition during initialization. All will be well once the initialization finishes.
virtualcell · Feb 12, 2020 · d53448a · d53448a
1 parent c65a9ef
commit d53448a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/...src/main/java/cbit/vcell/client/desktop/biomodel/ReactionRuleKineticsPropertiesPanel.java b/...src/main/java/cbit/vcell/client/desktop/biomodel/ReactionRuleKineticsPropertiesPanel.java
@@ -593,9 +593,9 @@ public Component getListCellRendererComponent(JList list, Object value, int inde
 						setText(str);
 					} else if(value == RateLawType.MichaelisMenten) {
 						String str = "<html>";
-						if(reactionRule.getStructure() instanceof Feature) {
+						if(reactionRule != null && reactionRule.getStructure() instanceof Feature) {
 							str += "Henri-Michaelis-Menten (Irreversible) ["+MICROMOLAR+"/s]";
-						} else if (reactionRule.getStructure() instanceof Membrane) {
+						} else if (reactionRule != null && reactionRule.getStructure() instanceof Membrane) {
 							str += "Henri-Michaelis-Menten (Irreversible) [molecules/("+SQUAREMICRON+" s)]";
 						}
 						str += "</html>";