X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fadapter%2FTypeGroup.java;h=522c0b9d5b73661051370fa6cecdb446ffe656a5;hb=6cc84e9fd4fb1bf95a20538aeca2cae9b8325968;hp=e025fb2ddf16927783a2fc353817b87c9c068155;hpb=6c70e409e03187c96b057aa5705d49800c6b8b07;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/TypeGroup.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/TypeGroup.java
index e025fb2dd..522c0b9d5 100644
--- a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/TypeGroup.java
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/TypeGroup.java
@@ -47,6 +47,31 @@ public class TypeGroup implements Group {
         this.name = name;
     }
 
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((types == null) ? 0 : types.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        TypeGroup other = (TypeGroup) obj;
+        if (types == null) {
+            if (other.types != null)
+                return false;
+        } else if (!types.equals(other.types))
+            return false;
+        return true;
+    }
+
     /**
      * Initialize TypeGroup from a DIAGRAM.Group instance.
      *