From: villberg <villberg@ac1ea38d-2e2b-0410-8846-a27921b304fc>
Date: Mon, 15 Jul 2013 12:05:16 +0000 (+0000)
Subject: Empty FMU would be created and system would crash.
X-Git-Tag: 1.8.1~259
X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=commitdiff_plain;h=51d2d60cc88c4ef5418aa619a09067b37b344688;p=simantics%2Fsysdyn.git

Empty FMU would be created and system would crash.
refs #3552

git-svn-id: https://www.simantics.org/svn/simantics/sysdyn/trunk@27709 ac1ea38d-2e2b-0410-8846-a27921b304fc
---

diff --git a/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynGameExperiment.java b/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynGameExperiment.java
index d4b865f4..b2e05e16 100644
--- a/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynGameExperiment.java
+++ b/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynGameExperiment.java
@@ -167,6 +167,13 @@ public class SysdynGameExperiment extends SysdynExperiment {
 		}
 	}
 
+	private boolean isValidFMU(File file) {
+		if(!file.exists()) return false;
+		if(!file.isFile()) return false;
+		if(file.length() == 0) return false;
+		return true;
+	}
+	
 
 	@Override
 	public synchronized void simulate(final IModelicaMonitor monitor, final IProgressMonitor progressMonitor) throws IOException {
@@ -204,7 +211,7 @@ public class SysdynGameExperiment extends SysdynExperiment {
 		}
 		// Build the model and store previous model structure and inits that affect the building
 		// If there is no exe file OR the model structure has not changed, no need to build
-		if (fmu == null && (!simulationLocation.executableFile.isFile() || sysdynModel.isStructureModified())) {
+		if (fmu == null && (!isValidFMU(simulationLocation.executableFile) || sysdynModel.isStructureModified())) {
 			progressMonitor.subTask("Build model");
 			buildModel(simulationLocation, monitor);
 			previousModelStructure = modelText;