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Questions tagged [github-mantle]

Model framework for Cocoa and Cocoa Touch by GitHub

Mantle is a model framework for Cocoa and Cocoa Touch created and maintained by Justin Spahr-Summers at GitHub.

Mantle allows developers to quickly and easily write a simple model layer for their applications by providing them such tools, as:

  • Automatic two-way JSON serialization
  • Automatic two-way NSManagedObject serialization
  • Exception handling
  • Versioning support

Resources:

Questions tagged under should be directly connected with Mantle. If your project is using Mantle but the question is not connectet with it, don't add this tag to yor question.

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Mantle: Uncaught exception 'NSInvalidArgumentException' when parsing JSON

I am using the Mantle framework, and I seem to be having some problems with serializing some values into a MTLModel. This is the JSON I am receiving from the server: { "id":50, "name":"UserName", "email":"user@username.com", …
AndyRoid
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How to use an NSArray not key-value pair with Mantle

If I have a JSON array like this, { "list": [ "javascript", "stockFields", "stockLists" ] } and two models like: @interface stockList : MTLModel @property(nonatomic, copy, readonly) NSArray…
SimonKira
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Mantle modelOfClass json parsing

I have the following Mantle object & want to convert the dictionary to Mantle object. but the conversion always returns empty MTLModel object. Any ideas? //ABC.h @interface ABC : MTLModel @property (nonatomic, strong) NSString…
Punnaghai
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Mantle - Transform String to Enum Value

In my User class, I have defined a type property and a UserType enum. The type property is received as a String value in the JSON: { "type" : "Admin" } I would like to use Mantle to transform the String value into a UserType enum object and…
Alexander
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Mantle 2.0 cannot parse JSON for the notation in array nested

The following codes parsing JSON don't work any more for me after I update Mantle to 2.0. They can work fine on an older Mantle version( I don't remember the correct version number. What I know is I downloaded it in Nov of 2013.) Here is the JSON…
henan_lujun
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unable to map keyless json with mantle (properly)

I am trying to find a way to parse my json array properly. I was unable to figure out a good solution to parse my json object using mantle. I was able to find information on parent child objects but not on holding a collection of keyless objects. My…
Matt
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Mantle issue - MTLValueTransformer won't transform an NSNumber to an int

I'm using Mantle to successfully transform values in my model - but this one comes back with the error: Incompatible block pointer types sending 'int (^)(NSNumber *__strong)' to parameter of type 'MTLValueTransformerBlock' (aka 'id (^)(__strong…
H K
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Map NSArray with timestamps to NSDate objects with Mantle in iOS

For example, I have an MTLModel subclass Order with properties @property (nonatomic, copy) NSArray *dates; @property (nonatomic, strong) NSDate *dateFrom; @property (nonatomic, strong) NSDate *dateTo; JSON that comes from server looks like: …
alex
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get subTree of JSON using github-mantle

I'm trying to get the subnodes of a JSON file usning githubs mantle. This is what I tried: JSON "countries": { "name": "germany", "population": "80620000000", "populationInCities": { "Hamburg": 1799000, …
Michael
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Mantle and Core Data - Could not serialize managed object

I am trying to store a JSON into Coredata using Mantle and I have the following code: PPCoreDataStack *coreDataStack = [PPCoreDataStack defaultStack]; //my custom wrapper for CoreData a simple accessor really NSManagedObject *mob =…
Obaid
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Error testing a Mantle model on iOS

Given the following simple model class (based on Mantle): // .h #import @interface JAIInterestingPhonesCategory : MTLModel @property (copy, nonatomic, readonly) NSString *categoryId; @property (copy, nonatomic,…
Sendoa
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How to get YapDatabase and Mantle to play nicely with serialization

Suppose I have a model like this: #import #import "MyCustomObject.h" @interface MyModel : MTLModel @property (nonatomic, copy, readonly) NSString *UUID; @property (nonatomic, copy) NSString *someProp; @property…
chasew
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Create custom NSString from JSON Array using Mantle

I am using Mantle to parse some business JSON. At present we go through an array of JSON objects for the business categories with the following: NSMutableString *stringCats = [[NSMutableString alloc] init]; for (NSArray *cats in…
StuartM
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mantle - How to write value transformer for a dictionary

I have this response from an API and trying to find ways to map this to an NSDictionary using a Mantle value transformer. { "baggage": { "BAG10": "3.5", "BAG15": "3.5", "BAG20": "3.5", "BAG30": "3.5", "BAG40": "3.5" …
melaka
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In this case, how to map this json to model?

Here is a json: { query_list: [ { restaurant: {}, foods: [ food1: {}, food2: {} ] }, { restaurant: {}, foods: [ food3: {}, food4: {} ] } ], url: "" } I want…
merito
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