Re: checking for null Noob question
Re: checking for null Noob question
- Subject: Re: checking for null Noob question
- From: Jérémy DE ROYER <email@hidden>
- Date: Sat, 31 Jul 2010 14:07:37 +0200
I won't do the second one because you could see a NullPointerException. Is it your question ?
Jérémy
Le 31 juil. 2010 à 14:05, Theodore Petrosky a écrit :
>
> Why does this work:
>
> public String dueDateTypeLetter() {
>
> if (this.dueDateType() == null || this.dueDateType().equals("N")) {
> return "";
> }
> return this.dueDateType();
> }
>
> and this doesn't....
>
> public String dueDateTypeLetter() {
>
> if (this.dueDateType().equals("N") || this.dueDateType() == null) {
> return "";
> }
> return this.dueDateType();
> }
>
> obviously the difference is the order of checking in the 'if' statement...
>
> I don't really care that I must check in a specific order... It just took me time to understand that the order was important.
>
> Ted
>
>
>
>
>
>
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