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DEV-451: Moving CoreData stack from thread confinement to main/private queue #3

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DEV-451: Moving CoreData stack from thread confinement to main/private queue #3

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cec081e
Moving CoreData stack from thread confinement to main/private queue
HaydnM Aug 22, 2025
2d27978
Moving more to core data background context's thread
HaydnM Dec 8, 2025
7715c76
Up the minimum deployment target to iOS 15
HaydnM Dec 8, 2025
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92 changes: 10 additions & 82 deletions Code/CoreData/NSManagedObject+ActiveRecord.h
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Original file line number Diff line number Diff line change
Expand Up @@ -15,9 +15,8 @@
*/
@interface NSManagedObjectContext (ActiveRecord)

+ (NSManagedObjectContext *)defaultContext;
+ (void)setDefaultContext:(NSManagedObjectContext *)context;
+ (NSManagedObjectContext *)contextForCurrentThread;
+ (NSManagedObjectContext *)contextForMainThread;
+ (NSManagedObjectContext *)contextForBackgroundThread;

@end

Expand All @@ -27,91 +26,57 @@
*/
@interface NSManagedObject (ActiveRecord)

/**
* The NSEntityDescription for the Subclass
* defaults to the subclass className, may be overridden
*/
+ (NSEntityDescription*)MR_entity;

/**
* Returns an initialized NSFetchRequest for the entity, with no predicate
*/
+ (NSFetchRequest*)MR_fetchRequest;

/**
* Fetches all objects from the persistent store identified by the fetchRequest
*/
+ (NSArray*)objectsWithFetchRequest:(NSFetchRequest*)fetchRequest;
+ (NSArray*)objectsWithFetchRequest:(NSFetchRequest*)fetchRequest inContext:(NSManagedObjectContext*)context;

/**
* Retrieves the number of objects that would be retrieved by the fetchRequest,
* if executed
*/
+ (NSUInteger)countOfObjectsWithFetchRequest:(NSFetchRequest*)fetchRequest;

/**
* Fetches all objects from the persistent store via a set of fetch requests and
* returns all results in a single array.
*/
+ (NSArray*)objectsWithFetchRequests:(NSArray*)fetchRequests;
+ (NSUInteger)countOfObjectsWithFetchRequest:(NSFetchRequest*)fetchRequest inContext:(NSManagedObjectContext*)context;

/**
* Fetches the first object identified by the fetch request. A limit of one will be
* applied to the fetch request before dispatching.
*/
+ (id)objectWithFetchRequest:(NSFetchRequest*)fetchRequest;
+ (id)objectWithFetchRequest:(NSFetchRequest*)fetchRequest inContext:(NSManagedObjectContext*)context;

/**
* Fetches all objects from the persistent store by constructing a fetch request and
* applying the predicate supplied. A short-cut for doing filtered searches on the objects
* of this class under management.
*/
+ (NSArray*)objectsWithPredicate:(NSPredicate*)predicate;
+ (NSArray*)objectsWithPredicate:(NSPredicate*)predicate inContext:(NSManagedObjectContext*)context;

/**
* Fetches the first object matching a predicate from the persistent store. A fetch request
* will be constructed for you and a fetch limit of 1 will be applied.
*/
+ (id)objectWithPredicate:(NSPredicate*)predicate;
+ (id)objectWithPredicate:(NSPredicate*)predicate inContext:(NSManagedObjectContext*)context;

/**
* Fetches all managed objects of this class from the persistent store as an array
*/
+ (NSArray*)allObjects;
+ (NSArray*)allObjectsInContext:(NSManagedObjectContext*)context;

/**
* Returns a count of all managed objects of this class in the persistent store. On
* error, will populate the error argument
*/
+ (NSUInteger)count:(NSError**)error;

/**
* Returns a count of all managed objects of this class in the persistent store. Deprecated
* use the error form above
*
* @deprecated
*/
+ (NSUInteger)count DEPRECATED_ATTRIBUTE;
+ (NSUInteger)countInContext:(NSManagedObjectContext*)context error:(NSError**)error;

/**
* Creates a new managed object and inserts it into the managedObjectContext.
*/
+ (id)object;
+ (id)objectInContext:(NSManagedObjectContext *)context;

/**
* Returns YES when an object has not been saved to the managed object context yet
*/
- (BOOL)isNew;

/**
Finds the instance of the receiver's entity with the given value for the primary key attribute
in the managed object context for the current thread.

@param primaryKeyValue The value for the receiving entity's primary key attribute.
@return The object with the primary key attribute equal to the given value or nil.
*/
+ (id)findByPrimaryKey:(id)primaryKeyValue;

/**
Finds the instance of the receiver's entity with the given value for the primary key attribute in
the given managed object context.
Expand All @@ -124,90 +89,53 @@

////////////////////////////////////////////////////////////////////////////////////////////////////

+ (NSManagedObjectContext*)currentContext;

+ (void)handleErrors:(NSError *)error;

+ (NSArray *)executeFetchRequest:(NSFetchRequest *)request;
+ (NSArray *)executeFetchRequest:(NSFetchRequest *)request inContext:(NSManagedObjectContext *)context;
+ (NSFetchRequest *)createFetchRequest;
+ (NSFetchRequest *)createFetchRequestInContext:(NSManagedObjectContext *)context;
+ (NSEntityDescription *)entityDescription;
+ (NSEntityDescription *)entityDescriptionInContext:(NSManagedObjectContext *)context;
+ (NSArray *)propertiesNamed:(NSArray *)properties;

+ (id)createEntity;
+ (id)createInContext:(NSManagedObjectContext *)context;
- (BOOL)deleteEntity;
- (BOOL)deleteInContext:(NSManagedObjectContext *)context;

+ (BOOL)truncateAll;
+ (BOOL)truncateAllInContext:(NSManagedObjectContext *)context;

+ (NSArray *)ascendingSortDescriptors:(id)attributesToSortBy, ...;
+ (NSArray *)descendingSortDescriptors:(id)attributesToSortyBy, ...;

+ (NSNumber *)numberOfEntities;
+ (NSNumber *)numberOfEntitiesWithContext:(NSManagedObjectContext *)context;
+ (NSNumber *)numberOfEntitiesWithPredicate:(NSPredicate *)searchTerm;
+ (NSNumber *)numberOfEntitiesWithPredicate:(NSPredicate *)searchTerm inContext:(NSManagedObjectContext *)context;

+ (BOOL) hasAtLeastOneEntity;
+ (BOOL) hasAtLeastOneEntityInContext:(NSManagedObjectContext *)context;

+ (NSFetchRequest *)requestAll;
+ (NSFetchRequest *)requestAllInContext:(NSManagedObjectContext *)context;
+ (NSFetchRequest *)requestAllWhere:(NSString *)property isEqualTo:(id)value;
+ (NSFetchRequest *)requestAllWhere:(NSString *)property isEqualTo:(id)value inContext:(NSManagedObjectContext *)context;
+ (NSFetchRequest *)requestFirstWithPredicate:(NSPredicate *)searchTerm;
+ (NSFetchRequest *)requestFirstWithPredicate:(NSPredicate *)searchTerm inContext:(NSManagedObjectContext *)context;
+ (NSFetchRequest *)requestFirstByAttribute:(NSString *)attribute withValue:(id)searchValue;
+ (NSFetchRequest *)requestFirstByAttribute:(NSString *)attribute withValue:(id)searchValue inContext:(NSManagedObjectContext *)context;
+ (NSFetchRequest *)requestAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending;
+ (NSFetchRequest *)requestAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending inContext:(NSManagedObjectContext *)context;
+ (NSFetchRequest *)requestAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending withPredicate:(NSPredicate *)searchTerm;
+ (NSFetchRequest *)requestAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending withPredicate:(NSPredicate *)searchTerm inContext:(NSManagedObjectContext *)context;

+ (NSArray *)findAll;
+ (NSArray *)findAllInContext:(NSManagedObjectContext *)context;
+ (NSArray *)findAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending;
+ (NSArray *)findAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending inContext:(NSManagedObjectContext *)context;
+ (NSArray *)findAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending withPredicate:(NSPredicate *)searchTerm;
+ (NSArray *)findAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending withPredicate:(NSPredicate *)searchTerm inContext:(NSManagedObjectContext *)context;
+ (NSArray *)findAllWithPredicate:(NSPredicate *)searchTerm;
+ (NSArray *)findAllWithPredicate:(NSPredicate *)searchTerm inContext:(NSManagedObjectContext *)context;

+ (NSNumber *)maxValueFor:(NSString *)property;
+ (id) objectWithMinValueFor:(NSString *)property;
+ (id) objectWithMinValueFor:(NSString *)property inContext:(NSManagedObjectContext *)context;

+ (id)findFirst;
+ (id)findFirstInContext:(NSManagedObjectContext *)context;
+ (id)findFirstWithPredicate:(NSPredicate *)searchTerm;
+ (id)findFirstWithPredicate:(NSPredicate *)searchTerm inContext:(NSManagedObjectContext *)context;
+ (id)findFirstWithPredicate:(NSPredicate *)searchterm sortedBy:(NSString *)property ascending:(BOOL)ascending;
+ (id)findFirstWithPredicate:(NSPredicate *)searchterm sortedBy:(NSString *)property ascending:(BOOL)ascending inContext:(NSManagedObjectContext *)context;
+ (id)findFirstWithPredicate:(NSPredicate *)searchTerm andRetrieveAttributes:(NSArray *)attributes;
+ (id)findFirstWithPredicate:(NSPredicate *)searchTerm andRetrieveAttributes:(NSArray *)attributes inContext:(NSManagedObjectContext *)context;
+ (id)findFirstWithPredicate:(NSPredicate *)searchTerm sortedBy:(NSString *)sortBy ascending:(BOOL)ascending andRetrieveAttributes:(id)attributes, ...;
+ (id)findFirstWithPredicate:(NSPredicate *)searchTerm sortedBy:(NSString *)sortBy ascending:(BOOL)ascending inContext:(NSManagedObjectContext *)context andRetrieveAttributes:(id)attributes, ...;

+ (id)findFirstByAttribute:(NSString *)attribute withValue:(id)searchValue;
+ (id)findFirstByAttribute:(NSString *)attribute withValue:(id)searchValue inContext:(NSManagedObjectContext *)context;
+ (NSArray *)findByAttribute:(NSString *)attribute withValue:(id)searchValue;
+ (NSArray *)findByAttribute:(NSString *)attribute withValue:(id)searchValue inContext:(NSManagedObjectContext *)context;
+ (NSArray *)findByAttribute:(NSString *)attribute withValue:(id)searchValue andOrderBy:(NSString *)sortTerm ascending:(BOOL)ascending;
+ (NSArray *)findByAttribute:(NSString *)attribute withValue:(id)searchValue andOrderBy:(NSString *)sortTerm ascending:(BOOL)ascending inContext:(NSManagedObjectContext *)context;

#if TARGET_OS_IPHONE

+ (NSFetchedResultsController *)fetchAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending withPredicate:(NSPredicate *)searchTerm groupBy:(NSString *)groupingKeyPath;
+ (NSFetchedResultsController *)fetchAllSortedBy:(NSString *)sortTerm ascending:(BOOL)ascending withPredicate:(NSPredicate *)searchTerm groupBy:(NSString *)groupingKeyPath inContext:(NSManagedObjectContext *)context;

+ (NSFetchedResultsController *)fetchRequest:(NSFetchRequest *)request groupedBy:(NSString *)group;
+ (NSFetchedResultsController *)fetchRequest:(NSFetchRequest *)request groupedBy:(NSString *)group inContext:(NSManagedObjectContext *)context;

+ (NSFetchedResultsController *)fetchRequestAllGroupedBy:(NSString *)group withPredicate:(NSPredicate *)searchTerm sortedBy:(NSString *)sortTerm ascending:(BOOL)ascending;
+ (NSFetchedResultsController *)fetchRequestAllGroupedBy:(NSString *)group withPredicate:(NSPredicate *)searchTerm sortedBy:(NSString *)sortTerm ascending:(BOOL)ascending inContext:(NSManagedObjectContext *)context;

#endif
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