node = (JL5FieldAssign)node.right(nf.createBoxed(node.right().position(), node.right(), ts, sv.context()));
node = (JL5FieldAssign)node.right(nf.createBoxed(node.right().position(), node.right(), node.type(), ts, sv.context()));
    public Node boxing(BoxingVisitor sv) throws SemanticException {        JL5TypeSystem ts = (JL5TypeSystem)sv.typeSystem();        JL5NodeFactory nf = (JL5NodeFactory)sv.nodeFactory();        JL5FieldAssign node = this;        /*if (ts.needsBoxing(node.type(), node.left().type())){            node = (JL5FieldAssign)node.left(nf.createBoxed(node.left().position(), node.left(), ts, sv.context()));        }*/        if (ts.needsBoxing(node.type(), node.right().type())){            node = (JL5FieldAssign)node.right(nf.createBoxed(node.right().position(), node.right(), ts, sv.context()));        }                return node;                    }