From: Tuukka Lehtonen <tuukka.lehtonen@semantum.fi>
Date: Wed, 20 Jun 2018 14:23:38 +0000 (+0300)
Subject: Added exception safety for createHistorySamplerItem2
X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=commitdiff_plain;h=424b9d021121170202a9b3a03f469d88551c1380

Added exception safety for createHistorySamplerItem2

gitlab #9

Change-Id: I2a5894b73a638aad3e05ee42d0b10e40d60f3270
(cherry picked from commit 44e8128ac39960e863368b235e81a44303a94633)
---

diff --git a/bundles/org.simantics.charts/src/org/simantics/charts/Charts.java b/bundles/org.simantics.charts/src/org/simantics/charts/Charts.java
index c7dee69b0..230e905e4 100644
--- a/bundles/org.simantics.charts/src/org/simantics/charts/Charts.java
+++ b/bundles/org.simantics.charts/src/org/simantics/charts/Charts.java
@@ -83,7 +83,7 @@ public final class Charts {
         IExperiment exp = (IExperiment) run.getPropertyValue(graph, "iExperiment");
         ITrendSupport support = exp.getService(ITrendSupport.class);
         ChartData data = support.getChartData();
-        return createHistorySamplerItem2(graph, subscriptionItem, data);
+        return data != null ? createHistorySamplerItem2(graph, subscriptionItem, data) : null;
     }
 
     public static HistorySamplerItem2 createHistorySamplerItem2(ReadGraph graph, Resource subscriptionItem, ChartData data) throws DatabaseException {