@@ -308,10 +308,31 @@
 					      selector: _cmd];
 }
 
 - addObject: (OFObject*)obj
     atIndex: (size_t)index
+{
+	@throw [OFNotImplementedException newWithClass: isa
+					      selector: _cmd];
+}
+
+- replaceObject: (OFObject*)old
+     withObject: (OFObject*)new
+{
+	@throw [OFNotImplementedException newWithClass: isa
+					      selector: _cmd];
+}
+
+- replaceObjectAtIndex: (size_t)index
+	    withObject: (OFObject*)obj
+{
+	@throw [OFNotImplementedException newWithClass: isa
+					      selector: _cmd];
+}
+
+- replaceObjectIdenticalTo: (OFObject*)old
+		withObject: (OFObject*)new
 {
 	@throw [OFNotImplementedException newWithClass: isa
 					      selector: _cmd];
 }