FCA70488-D36E-4D31-9F85-D705CD2F7CDE.codesnippet

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	<string>//
//  DataController.m
//  fetchedResultsController-objC
//
//  Created by Admin on 5/21/16.
//  Copyright © 2016 Admin. All rights reserved.
//

#import "DataController.h"
#import &lt;CoreData/CoreData.h&gt;

@interface DataController : NSObject
@property (strong) NSManagedObjectContext *managedObjectContext;

- (void)initializeCoreData;


@end

@implementation DataController

- (id)init
{
    self = [super init];
    if (!self) return nil;
    
    [self initializeCoreData];
    
    return self;
}

- (void)initializeCoreData
{
    NSURL *modelURL = [[NSBundle mainBundle] URLForResource:@"DataModel" withExtension:@"momd"];
    NSManagedObjectModel *mom = [[NSManagedObjectModel alloc] initWithContentsOfURL:modelURL];
    NSAssert(mom != nil, @"Error initializing Managed Object Model");
    
    NSPersistentStoreCoordinator *psc = [[NSPersistentStoreCoordinator alloc] initWithManagedObjectModel:mom];
    NSManagedObjectContext *moc = [[NSManagedObjectContext alloc] initWithConcurrencyType:NSMainQueueConcurrencyType];
    [moc setPersistentStoreCoordinator:psc];
    [self setManagedObjectContext:moc];
    NSFileManager *fileManager = [NSFileManager defaultManager];
    NSURL *documentsURL = [[fileManager URLsForDirectory:NSDocumentDirectory inDomains:NSUserDomainMask] lastObject];
    NSURL *storeURL = [documentsURL URLByAppendingPathComponent:@"DataModel.sqlite"];
    
    dispatch_async(dispatch_get_global_queue( DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^(void) {
        NSError *error = nil;
        NSPersistentStoreCoordinator *psc = [[self managedObjectContext] persistentStoreCoordinator];
        NSPersistentStore *store = [psc addPersistentStoreWithType:NSSQLiteStoreType configuration:nil URL:storeURL options:nil error:&amp;error];
        NSAssert(store != nil, @"Error initializing PSC: %@\n%@", [error localizedDescription], [error userInfo]);
    });
}
- (void)saveCoreData {
    NSError *error = nil;
    if ([[self managedObjectContext] save:&amp;error] == NO) {
        NSAssert(NO, @"Error saving context: %@\n%@", [error localizedDescription], [error userInfo]);
    }
}
@end
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