@Override public <T> void visitCtUnaryOperator(CtUnaryOperator<T> operator) { CtExpression<?> operand = evaluate(operator.getOperand()); if (operand instanceof CtLiteral) { Object object = ((CtLiteral<?>) operand).getValue(); CtLiteral<Object> res = operator.getFactory().Core().createLiteral(); switch (operator.getKind()) { case NOT: res.setValue(!(Boolean) object); break; default: throw new RuntimeException("unsupported operator " + operator.getKind()); } setResult(res); return; } setResult(operator.clone()); }