Only store tree connections in non-movable VAs.

            return inner.objectTree != null;

        }

        @Override

        public void setPDGTreeConnectionTo(VariableAction targetAction, String sourcePrefixWithoutRoot, String targetPrefixWithoutRoot) {

            inner.setPDGTreeConnectionTo(targetAction, sourcePrefixWithoutRoot, targetPrefixWithoutRoot);

        }

        @Override

        public void setPDGValueConnection(String member) {

            inner.setPDGValueConnection(member);

        }

        @Override

        public void applyPDGTreeConnections(JSysPDG pdg) {

            inner.applyPDGTreeConnections(pdg);

        }

        @Override

        public void applySDGTreeConnection(JSysDG sdg, VariableAction targetAction) {

            inner.applySDGTreeConnection(sdg, targetAction);

        }

        @Override

        public void setStaticType(ResolvedType staticType) {

            inner.setStaticType(staticType);