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Re: Accessing array in thread safe way
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Re: Accessing array in thread safe way


  • Subject: Re: Accessing array in thread safe way
  • From: Dave Zarzycki <email@hidden>
  • Date: Tue, 06 Mar 2012 14:28:28 -0800


On Mar 6, 2012, at 11:51 AM, Jan E. Schotsman <email@hidden> wrote:

> Hello,
>
> I have an array of progress values (number objects) for subprojects, from which I calculate the overall progress .
> The array is an atomic property of the project class.
>
> Is it safe to access this array from multiple threads, using methods like objectAtIndex and replaceObjectAtIndex?

No, it is not safe. Unless a class explicitly documents itself to be thread safe, then please assume that that the class is not thread safe. Also, please note that atomic properties do not magically make code thread safe.

davez
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 >Accessing array in thread safe way (From: "Jan E. Schotsman" <email@hidden>)

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