tmf-tests: Handle NullPointerException in TmfEventParserStub

With commit 7e670c5, any exception in the TmfEventThread
will be logged in the plug-in's error log. There is a
NullPointerException in the TmfEventParserStub which was was
silently handled. With this commit the NPE will be prevented.

Change-Id: I1c5d34a5869d8f071847a0d3f23fde2de1b3867e
Reviewed-on: https://git.eclipse.org/r/13121
Tested-by: Hudson CI
Reviewed-by: Alexandre Montplaisir <alexmonthy@voxpopuli.im>
IP-Clean: Alexandre Montplaisir <alexmonthy@voxpopuli.im>

1 files changed, 4 insertions, 0 deletions

diff --git a/lttng/org.eclipse.linuxtools.tmf.core.tests/stubs/org/eclipse/linuxtools/tmf/tests/stubs/trace/TmfEventParserStub.java b/lttng/org.eclipse.linuxtools.tmf.core.tests/stubs/org/eclipse/linuxtools/tmf/tests/stubs/trace/TmfEventParserStub.java
index 7214299540..0d97326fea 100644
--- a/lttng/org.eclipse.linuxtools.tmf.core.tests/stubs/org/eclipse/linuxtools/tmf/tests/stubs/trace/TmfEventParserStub.java
+++ b/lttng/org.eclipse.linuxtools.tmf.core.tests/stubs/org/eclipse/linuxtools/tmf/tests/stubs/trace/TmfEventParserStub.java
@@ -76,6 +76,10 @@ public class TmfEventParserStub implements ITmfEventParser {
 
         // Highly inefficient...
         final RandomAccessFile stream = ((TmfTraceStub) fEventStream).getStream();
+        if (stream == null) {
+            return null;
+        }
+
         //       	String name = eventStream.getName();
         //       	name = name.substring(name.lastIndexOf('/') + 1);