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Add primaryKey connection of the assignedUser relationship to RKCatalog RKRelationshipMappingExample

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Blake Watters
2012-04-04 19:56:49 -04:00
parent 5abf5569b6
commit e23123ae81
1 changed files with 6 additions and 0 deletions
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6
Examples/RKCatalog/Examples/RKRelationshipMappingExample/RKRelationshipMappingExample.m
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@@ -23,17 +23,23 @@
objectManager.objectStore = objectStore;
RKManagedObjectMapping* taskMapping = [RKManagedObjectMapping mappingForClass:[Task class] inManagedObjectStore:objectStore];
taskMapping.primaryKeyAttribute = @"taskID";
[taskMapping mapKeyPath:@"id" toAttribute:@"taskID"];
[taskMapping mapKeyPath:@"name" toAttribute:@"name"];
[taskMapping mapKeyPath:@"assigned_user_id" toAttribute:@"assignedUserID"];
[objectManager.mappingProvider setMapping:taskMapping forKeyPath:@"task"];
RKManagedObjectMapping* userMapping = [RKManagedObjectMapping mappingForClass:[User class] inManagedObjectStore:objectStore];
userMapping.primaryKeyAttribute = @"userID";
[userMapping mapAttributes:@"name", @"email", nil];
[userMapping mapKeyPath:@"id" toAttribute:@"userID"];
[userMapping mapRelationship:@"tasks" withMapping:taskMapping];
[objectManager.mappingProvider setMapping:userMapping forKeyPath:@"user"];
// Hydrate the assignedUser association via primary key
[taskMapping hasOne:@"assignedUser" withMapping:userMapping];
[taskMapping connectRelationship:@"assignedUser" withObjectForPrimaryKeyAttribute:@"assignedUserID"];
// NOTE - Project is not backed by Core Data
RKObjectMapping* projectMapping = [RKObjectMapping mappingForClass:[Project class]];
[projectMapping mapKeyPath:@"id" toAttribute:@"projectID"];