Fix ResourceException on drop trace to experiment.

[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.ui / src / org / eclipse / linuxtools / internal / tmf / ui / project / handlers / DropAdapterAssistant.java

diff --git a/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/handlers/DropAdapterAssistant.java b/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/handlers/DropAdapterAssistant.java
index 1da17051c4792fa39f5c8b5733b0655ae7875e69..9c107950334866f33f339a23585703cc877be805 100644 (file)
--- a/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/handlers/DropAdapterAssistant.java
+++ b/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/handlers/DropAdapterAssistant.java
@@ -204,7 +204,9 @@ public class DropAdapterAssistant extends CommonDropAdapterAssistant {
         
         if (drop(sourceResource, targetExperiment)) {
             IFolder destinationSupplementaryFolder = targetExperiment.getTraceSupplementaryFolder(sourceResource.getName());
-            sourceTrace.copySupplementaryFolder(destinationSupplementaryFolder);
+            if (!destinationSupplementaryFolder.exists()) {
+                sourceTrace.copySupplementaryFolder(destinationSupplementaryFolder);
+            }
             return true;
         }
         return false;