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Groups > comp.lang.java.programmer > #36194

Re: I am unable to run my Bluej Code

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On 1/14/2017 3:23 PM, Andreas Leitgeb wrote:
> lewbloch@gmail.com <lewbloch@gmail.com> wrote:
>> On Friday, January 13, 2017 at 7:16:32 PM UTC-8, Yesi Gebre wrote:
>>> class ChkNum{
>>>     //return true if x is even
>>>     boolean isEven(int x){
>>>         if((x % 2) == 0) return true;
>>>         else return false;
>>>        }
>>>     }
>> `(x % 2) == 0` is already a boolean expression, so making it
>> a conditional to turn it into a boolean is rather gilding the
>> lily, wouldn't you say?
>
> I wouldn't say.  OP's way makes it easier to add logging code
> lateron.
> Even better would be, if the statements were even "embraced".

What is wrong with:

boolean isEven(int x) {
     boolean res = ((x % 2) == 0);
     if(log.isDebugEnabled()) {
         log.debug(x + isEven: " + res);
     }
     return res;
}

Arne

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I am unable to run my Bluej Code Yesi Gebre <yesi.gebreselassie@gmail.com> - 2017-01-13 19:16 -0800
  Re: I am unable to run my Bluej Code Andreas Leitgeb <avl@logic.at> - 2017-01-14 09:15 +0000
  Re: I am unable to run my Bluej Code lewbloch@gmail.com - 2017-01-14 11:36 -0800
    Re: I am unable to run my Bluej Code Andreas Leitgeb <avl@logic.at> - 2017-01-14 20:23 +0000
      Re: I am unable to run my Bluej Code Arne Vajhøj <arne@vajhoej.dk> - 2017-01-14 19:49 -0500
      Re: I am unable to run my Bluej Code lewbloch@gmail.com - 2017-02-12 11:06 -0800

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