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A client library for Unleash

There is a newer version: 4.4.1

package no.finn.unleash.repository;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

import java.io.Reader;

final class JsonToggleParser {

    private JsonToggleParser() {
    }

    public static String toJsonString(ToggleCollection toggleCollection) {
        Gson gson = new GsonBuilder().create();
        return gson.toJson(toggleCollection);
    }


    public static ToggleCollection fromJson(Reader reader) throws IllegalStateException {
        Gson gson = new GsonBuilder()
                .registerTypeAdapter(ToggleCollection.class, new JsonToggleCollectionDeserializer())
                .create();
        ToggleCollection gsonCollection = gson.fromJson(reader, ToggleCollection.class);
        if(gsonCollection == null || gsonCollection.getFeatures() == null) {
            throw new IllegalStateException("Could not extract toggles from json");
        }
        return new ToggleCollection(gsonCollection.getFeatures());
    }
}