Re: Maximum size for NSFileWrapper serialization?
Re: Maximum size for NSFileWrapper serialization?
- Subject: Re: Maximum size for NSFileWrapper serialization?
- From: Sean McBride <email@hidden>
- Date: Fri, 18 Jan 2013 17:48:59 -0500
- Organization: Rogue Research Inc.
On Fri, 18 Jan 2013 13:18:52 -0800, Sebastien Boisvert said:
>I'm trying to initialize a NSFileWrapper with an existing file which is
>about 3.65GB (gigs), then get the NSData by serializing it, but get the
>following exception:
>
>MyApp[81289:303] can't write int larger than INT_MAX
>MyApp[81289:303] (
>0 CoreFoundation 0x00007fff8d4280a6 __exceptionPreprocess + 198
>1 libobjc.A.dylib 0x00007fff865d23f0 objc_exception_throw + 43
>2 CoreFoundation 0x00007fff8d427e7c +[NSException raise:format:] + 204
>3 Foundation 0x00007fff8886b643 -[NSAKSerializerStream
>writeInt:] + 59
>4 Foundation 0x00007fff8886b828 -[NSAKSerializerStream
>writeAlignedDataSize:] + 173
>5 Foundation 0x00007fff8886c3ef -[NSAKSerializer serializeData:] + 86
>6 Foundation 0x00007fff8886c38d -[NSAKSerializer
>serializeObject:] + 467
>7 Foundation 0x00007fff8886ff04 -[NSDocumentSerializer
>serializePListValueIn:key:value:] + 130
>8 Foundation 0x00007fff8886c7cf -[NSAKSerializer
>serializePropertyList:] + 447
>9 Foundation 0x00007fff8886c38d -[NSAKSerializer
>serializeObject:] + 467
>10 Foundation 0x00007fff8886df00 -[NSRTFD dataRepresentation] + 181
>11 Foundation 0x00007fff88868168 -[NSFileWrapper
>serializedRepresentation] + 562
>...
>
>
>Is there, in fact, a maximum size NSFileWrapper can handle? The docs
>aren't specific.
I fear you have answered your own question. It looks like there is a 2 GiB limit somewhere... maybe not a limit of NSFileWrapper but of one of those private classes like NSAKSerializer.
I recently learned the hard way that NSKeyedArchiver is also limited to 2 GiB.
Cheers,
--
____________________________________________________________
Sean McBride, B. Eng email@hidden
Rogue Research www.rogue-research.com
Mac Software Developer Montréal, Québec, Canada
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