DistributionSerializer.java

package nl.fontys.sofa.limo.domain.component.serialization;

import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import java.lang.reflect.Type;
import java.util.Map;
import nl.fontys.sofa.limo.domain.component.event.distribution.Distribution;
import nl.fontys.sofa.limo.domain.component.event.distribution.input.InputValue;

/**
 * Serializes a Distribution from a Java Object to JSON.
 *
 * @author Convict42
 */
public class DistributionSerializer implements JsonSerializer<Distribution> {

    @Override
    public JsonElement serialize(Distribution src, Type typeOfSrc, JsonSerializationContext context) {
        Gson g = GsonHelper.getInstance();
        JsonObject toReturn = new JsonObject();

        JsonArray jArray = new JsonArray();
        Map<String, InputValue> map = src.getInputValues();
        map.entrySet().stream().map((entrySet) -> {
            JsonObject obj = new JsonObject();
            obj.addProperty("Name", entrySet.getKey());
            JsonElement ele = g.toJsonTree(entrySet.getValue());
            obj.add("Value", ele);
            return obj;
        }).forEach((obj) -> {
            jArray.add(obj);
        });

        toReturn.add("inputValues", jArray);
        toReturn.addProperty("propType", src.getClass().getName());

        return toReturn;
    }
}