tmf: Preserve order of marker categories

[deliverable/tracecompass.git] / tmf / org.eclipse.tracecompass.tmf.ui / src / org / eclipse / tracecompass / tmf / ui / views / timegraph / AbstractTimeGraphView.java

diff --git a/tmf/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/timegraph/AbstractTimeGraphView.java b/tmf/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/timegraph/AbstractTimeGraphView.java
index 682487763e6cebe8a56dc09523c4e6e5f9ff0e1a..6ad0a95602a4e20798a41925963f7a8e36107e27 100644 (file)
--- a/tmf/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/timegraph/AbstractTimeGraphView.java
+++ b/tmf/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/timegraph/AbstractTimeGraphView.java
@@ -22,7 +22,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.HashMap;
-import java.util.HashSet;
+import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -1647,7 +1647,7 @@ public abstract class AbstractTimeGraphView extends TmfView implements ITmfTimeA
      * @since 2.0
      */
     private @NonNull List<String> getMarkerCategories() {
-        Set<String> categories = new HashSet<>(getViewMarkerCategories());
+        Set<String> categories = new LinkedHashSet<>(getViewMarkerCategories());
         for (IMarkerEventSource markerEventSource : getMarkerEventSources(fTrace)) {
             categories.addAll(markerEventSource.getMarkerCategories());
         }