Ordering of connections was not stable

[simantics/platform.git] / bundles / org.simantics.debug.ui / src / org / simantics / debug / ui / VariableDebugger.java

diff --git a/bundles/org.simantics.debug.ui/src/org/simantics/debug/ui/VariableDebugger.java b/bundles/org.simantics.debug.ui/src/org/simantics/debug/ui/VariableDebugger.java
index c1f47624d7fa6d542ec5a6a9d14135b33a47ebda..996efb19626617aed12596a868762fd1dca91690 100644 (file)
--- a/bundles/org.simantics.debug.ui/src/org/simantics/debug/ui/VariableDebugger.java
+++ b/bundles/org.simantics.debug.ui/src/org/simantics/debug/ui/VariableDebugger.java
@@ -17,10 +17,10 @@ import java.io.IOException;
 import java.lang.reflect.Array;
 import java.net.URL;
 import java.nio.charset.Charset;
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.LinkedList;
 import java.util.TreeMap;
+import java.util.TreeSet;
 import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.concurrent.atomic.AtomicReference;
 
@@ -564,11 +564,11 @@ public class VariableDebugger extends Composite {
         Class<?> clazz = o.getClass();
         if(o instanceof Connection) {
             Connection c = (Connection)o;
-            ArrayList<String> result = new ArrayList<String>();
+            TreeSet<String> rvis = new TreeSet<>();
             for(VariableConnectionPointDescriptor v : c.getConnectionPointDescriptors(graph, null)) {
-                result.add(v.getRelativeRVI(graph, base));
+                rvis.add(v.getRelativeRVI(graph, base));
             }
-            return "c " + result.toString(); //$NON-NLS-1$
+            return "c " + rvis.toString(); //$NON-NLS-1$
         } else if (clazz.isArray()) {
             if(int[].class == clazz) {
                 return Arrays.toString((int[])o);