From: Tuukka Lehtonen <tuukka.lehtonen@semantum.fi>
Date: Fri, 14 Sep 2018 13:15:00 +0000 (+0300)
Subject: Added null check for getPossibleObject return value
X-Git-Tag: v1.43.0~136^2~374
X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F93%2F2193%2F1;p=simantics%2Fplatform.git

Added null check for getPossibleObject return value

gitlab #124

Change-Id: Ia5deaafddd4f15c25351feed19d32b4634349544
(cherry picked from commit 74083d12acc3169cbeb36f39b3f4837ffdc34233)
---

diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/typicals/SyncTypicalTemplatesToInstances.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/typicals/SyncTypicalTemplatesToInstances.java
index 7c1fe461a..8a0b1ddbc 100644
--- a/bundles/org.simantics.modeling/src/org/simantics/modeling/typicals/SyncTypicalTemplatesToInstances.java
+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/typicals/SyncTypicalTemplatesToInstances.java
@@ -459,6 +459,8 @@ public class SyncTypicalTemplatesToInstances extends WriteRequest {
     private boolean isSynchronizedConnector(ReadGraph graph, Resource templateConnection, Resource instanceConnector) throws DatabaseException {
     	DiagramResource DIA = DiagramResource.getInstance(graph);
     	Resource instanceConnection = graph.getPossibleObject(instanceConnector, DIA.IsConnectorOf);
+    	if (instanceConnection == null)
+    		return false;
     	return graph.hasStatement(instanceConnection, MOD.HasElementSource, templateConnection)
     			// If the master connection has been removed, this is all that's left
     			// to identify a connection that at least was originally synchronized