X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fprofile%2FDiagramElementGroup.java;h=bcbe6c7c64032bc88b336e09c9c0c83dc10f1105;hb=857e30cfe60e890a21cdc1a63cdef5f681cb5a29;hp=cc04927f6ef7249c7cb5a33a0620db04f48b22d5;hpb=9f0fd59be54719b1fe9322d8fd37e4950857308c;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java
index cc04927f6..bcbe6c7c6 100644
--- a/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java
@@ -63,5 +63,15 @@ public abstract class DiagramElementGroup implements Group {
     }
 
     protected abstract boolean test(ReadGraph graph, Resource element) throws DatabaseException;
+    
+    @Override
+    public int hashCode() {
+        return this.getClass().hashCode();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        return obj.getClass().equals(this.getClass());
+    }
 
 }