68D9A6F1-F3C2-4C4F-9D76-5FCA9300ABFB.codesnippet

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

import UIKit
import CoreData
class DataController: NSObject {
    
    let modelName = "data"
    
    lazy var context: NSManagedObjectContext = {
        
        var managedObjectContext = NSManagedObjectContext(
            concurrencyType: .MainQueueConcurrencyType)
        
        managedObjectContext.persistentStoreCoordinator = self.psc
        return managedObjectContext
    }()
    
    private lazy var psc: NSPersistentStoreCoordinator = {
        
        let coordinator = NSPersistentStoreCoordinator(
            managedObjectModel: self.managedObjectModel)
        
        let url = self.applicationDocumentsDirectory
            .URLByAppendingPathComponent(self.modelName)
        
        do {
            let options =
                [NSMigratePersistentStoresAutomaticallyOption : true]
            
            try coordinator.addPersistentStoreWithType(
                NSSQLiteStoreType, configuration: nil, URL: url,
                options: options)
        } catch  {
            print("Error adding persistent store.")
        }
        
        return coordinator
    }()
    
    private lazy var managedObjectModel: NSManagedObjectModel = {
        
        let modelURL = NSBundle.mainBundle()
            .URLForResource(self.modelName,
                            withExtension: "momd")!
        return NSManagedObjectModel(contentsOfURL: modelURL)!
    }()
    
    private lazy var applicationDocumentsDirectory: NSURL = {
        let urls = NSFileManager.defaultManager().URLsForDirectory(
            .DocumentDirectory, inDomains: .UserDomainMask)
        return urls[urls.count-1]
    }()
    
    func saveContext () {
        if context.hasChanges {
            do {
                try context.save()
            } catch let error as NSError {
                print("Error: \(error.localizedDescription)")
                abort()
            }
        }
    }
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	<string>Swift: DataController </string>
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