gson

Exploring basic features of google's GSON library.

Reference: https://github.com/google/gson

project description

We serialize / deserialize objects from / to json using GSON.

manual

• gson
  • to json

    def customerJson = new Gson().toJson(customer)
    

  • from json

    JsonReader reader = new JsonReader(new FileReader("src/test/resources/customerFull.json"))
    def customer = new Gson().fromJson(reader, Customer.class)
    

  • with serializing nulls

    Gson gson = new GsonBuilder().serializeNulls().create()
    def customerJson = gson.toJson(customer)        
    

  • pretty (well formatted) json

    Gson gson = new GsonBuilder().setPrettyPrinting().create()
    println gson.toJson(customer)