NSData dataWithContentsOfFile returning null

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I am trying to fetching a JSON file which exist in my xcode resources using this code

-(void)readJsonFiles
{
    NSString *str=[[[NSBundle mainBundle] resourcePath] stringByAppendingPathComponent:@"classes.json"];
    NSLog(@"Path: %@", str);
    NSData *fileData = [NSData dataWithContentsOfFile:str];
    NSLog(@"Data: %@", fileData);
    SBJsonParser *parser = [[SBJsonParser alloc] init] ;
    NSDictionary *jsonObject = [parser objectWithData:fileData];
    NSLog(@"%@", jsonObject);
}

path return me this link of file path

/Users/astutesol/Library/Application Support/iPhone Simulator/6.0/Applications/A4E1145C-500C-4570-AF31-9E614FDEADE4/The Gym Factory.app/classes.json

but when I log fileData it return me null . I don't know where I am doing mistake.

6 Answers

There is the solution for Swift 3 :

//create a fil's path, decompose name and extension
let path = Bundle.main.path(forResource: "anim-gif-1", ofType: "gif")
//get the data asociated to this file
let file = NSData(contentsOfFile: path!)
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