我得到了一个接口,并给出了如何在java中实现这些方法的评论。If newX is null, then setX throws an IllegalArgumentException without changing anything.newX) throws IllegalArgumentException if(newX == null)
throw new IllegalArgumentException("newX may not be <
在Java代码中执行null检查时,当您为null值抛出IllegalArgumentExceptions时,您会使用哪种消息模板?我们倾向于使用像这样的东西 if (username == null){
throw new IllegalArgumentException("username is null&quo