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Fix bug on saving Customise Object will crash #19

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11 changes: 8 additions & 3 deletions RMMapper/NSUserDefaults+RMSaveCustomObject.m
Original file line number Diff line number Diff line change
Expand Up @@ -23,9 +23,14 @@ -(void)rm_setCustomObject:(id)obj forKey:(NSString *)key {

-(id)rm_customObjectForKey:(NSString *)key {
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
NSData *encodedObject = [defaults objectForKey:key];
id obj = [NSKeyedUnarchiver unarchiveObjectWithData:encodedObject];
return obj;
if ([[defaults dictionaryRepresentation].allKeys containsObject:key]) {
NSData *encodedObject = [defaults objectForKey:key];
id obj = [NSKeyedUnarchiver unarchiveObjectWithData:encodedObject];
return obj;
// unarchive the value here
}else{
return nil;
}
}

@end