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Code Issues 95 Packages Projects Releases 10 Wiki Activity

custom error handling, logging, and asserting

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This commit is contained in:
John Rommel Estropia
2014-12-07 23:57:50 +09:00
parent daa5e64ae0
commit 8010daa161
9 changed files with 217 additions and 123 deletions
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98
HardcoreData/NSManagedObjectContext+HardcoreData.swift
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@@ -70,7 +70,7 @@ public extension NSManagedObjectContext {
HardcoreData.handleError(
error!,
message: "Failed executing fetch request.")
"Failed executing fetch request.")
}
}
@@ -98,7 +98,7 @@ public extension NSManagedObjectContext {
HardcoreData.handleError(
error!,
message: "Failed executing fetch request.")
"Failed executing fetch request.")
}
}
@@ -144,7 +144,7 @@ public extension NSManagedObjectContext {
HardcoreData.handleError(
error,
message: "Failed to save NSManagedObjectContext.")
"Failed to save NSManagedObjectContext.")
result = SaveResult(error)
}
else {
@@ -198,7 +198,7 @@ public extension NSManagedObjectContext {
HardcoreData.handleError(
error,
message: "Failed to save NSManagedObjectContext.")
"Failed to save NSManagedObjectContext.")
if let completion = completion {
GCDBlock.async(.Main) {
@@ -233,14 +233,14 @@ public extension NSManagedObjectContext {
context.parentContext = rootContext
context.setupForHardcoreDataWithContextName("com.hardcoredata.maincontext")
context.shouldCascadeSavesToParent = true
context.registerForNotificationsWithName(
NSManagedObjectContextDidSaveNotification,
fromObject: rootContext,
targetQueue: NSOperationQueue.mainQueue()) {
[unowned context] (note) -> () in
context.observerForDidSaveNotification = NotificationObserver(
notificationName: NSManagedObjectContextDidSaveNotification,
object: rootContext,
closure: { [weak context] (note) -> () in
context.mergeChangesFromContextDidSaveNotification(note)
}
context?.mergeChangesFromContextDidSaveNotification(note)
return
})
return context
}
@@ -248,6 +248,40 @@ public extension NSManagedObjectContext {
// MARK: - Private
private struct ObserverKeys {
static var willSaveNotification: AnyObject?
static var didSaveNotification: AnyObject?
}
private var observerForWillSaveNotification: NotificationObserver? {
get {
return self.getAssociatedObjectForKey(&ObserverKeys.willSaveNotification)
}
set {
self.setAssociatedRetainedObject(
newValue,
forKey: &ObserverKeys.willSaveNotification)
}
}
private var observerForDidSaveNotification: NotificationObserver? {
get {
return self.getAssociatedObjectForKey(&ObserverKeys.didSaveNotification)
}
set {
self.setAssociatedRetainedObject(
newValue,
forKey: &ObserverKeys.didSaveNotification)
}
}
private var shouldCascadeSavesToParent: Bool {
get {
@@ -275,28 +309,30 @@ public extension NSManagedObjectContext {
self.name = contextName
}
self.registerForNotificationsWithName(NSManagedObjectContextWillSaveNotification, fromObject: self) {
(note) -> () in
let context: NSManagedObjectContext = note.object as NSManagedObjectContext
let insertedObjects = context.insertedObjects
if insertedObjects.count <= 0 {
self.observerForWillSaveNotification = NotificationObserver(
notificationName: NSManagedObjectContextWillSaveNotification,
object: self,
closure: { (note) -> () in
return
}
var permanentIDError: NSError?
if context.obtainPermanentIDsForObjects(insertedObjects.allObjects, error: &permanentIDError) {
let context = note.object as NSManagedObjectContext
let insertedObjects = context.insertedObjects
if insertedObjects.count <= 0 {
return
}
return
}
if let error = permanentIDError {
var permanentIDError: NSError?
if context.obtainPermanentIDsForObjects(insertedObjects.allObjects, error: &permanentIDError) {
return
}
HardcoreData.handleError(
error,
message: "Failed to obtain permanent IDs for inserted objects.")
}
}
if let error = permanentIDError {
HardcoreData.handleError(
error,
"Failed to obtain permanent IDs for inserted objects.")
}
})
}
}