View Compilation Error

0_0_28849192_7820.cpp:1:2: error: 'ALAssetsLibrary' does not name a type
  ALAssetsLibrary *assetsLibrary = [[ALAssetsLibrary alloc] init];
  ^
0_0_28849192_7820.cpp:2:2: error: expected unqualified-id before '[' token
  [assetsLibrary writeImageDataToSavedPhotosAlbum:imageData metadata:nil completionBlock:^(NSURL *assetURL, NSError *error) {
  ^
0_0_28849192_7820.cpp:4:10: error: expected unqualified-id before ']' token
         }];
          ^