Typescript Deserialize Json To Class

JSON Deserialization extension

  1. Dec 06, 2017  JSON Deserialization extension typescript-generator can generate TypeScript classes but when you parse JSON you get simple objects that are not instances of any classes. You can use JSON deserialization extension - cz.habarta.typescript.generator.ext.JsonDeserializationExtension - which generates methods that allow to 'deserialize' JSON data into instances of generated classes.
  2. Quicktype generates types and helper code for reading JSON in C#, Swift, JavaScript, Flow, Python, TypeScript, Go, Rust, Objective-C, Kotlin, C and more. Customize online with advanced options, or download a command-line tool.

Oct 31, 2016  ts-serializer is a collection of typescript decorators and helper classes that allows the developer to easily serialize and deserialize complex objects to and from JSON. Sony raw codec windows 10. Jul 20, 2019  Join GitHub today. TypeScript 92.3% JavaScript 7.7% Use Git or checkout with SVN using the web URL. Launching GitHub Desktop. If nothing happens, download GitHub Desktop and try again. Launching GitHub Desktop. If nothing happens, download GitHub.

typescript-generator can generate TypeScript classes but when you parse JSON you get simple objects that are not instances of any classes.

You can use JSON deserialization extension - cz.habarta.typescript.generator.ext.JsonDeserializationExtension - which generates methods that allow to 'deserialize' JSON data into instances of generated classes.It adds 'copy' methods to classes which receive pure object, create new instance of the class and recursivelly copy properties from data object to the instance of class.

Typescript Deserialize Json To Class 1

Let's say we have following class User:

then this extension will add (in principal) following fromData method:

This is simplified sample, in fact it also tests data for null and undefined and it also handles inheritance.

This User example contains only properties of simple types but typescript-generator copy all constructs that it generates like arrays, objects, discriminated union types, generics etc.

Typescript

Typescript Convert Json String To Class

Usage

Configuration of this extension in little bit verbose in Maven but you can just copy relevant part from following snippets to your pom.xml or adapt it to your build system.

Typescript Json Parse To Class

If you are also generating REST application client you can let this extension to deserialize data from HTTP response. This can be turned on using useJsonDeserializationInJaxrsApplicationClient parameter.

Typescript Serialize Json To Class

Adding methods to generated classes

Typescript Deserialize Json To Class Java

If you have generated classes and JSON data deserialized into instances of these classes you can add your custom methods to these classes. Here is an example: