openapi-generator/modules/swagger-codegen/src/main/resources/android-java/jsonUtil.mustache

package {{invokerPackage}};

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import java.lang.reflect.Type;
import java.util.List;
import {{modelPackage}}.*;

public class JsonUtil {
public static GsonBuilder gsonBuilder;

static {
gsonBuilder = new GsonBuilder();
gsonBuilder.serializeNulls();
gsonBuilder.setDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ");
}

public static Gson getGson() {
return gsonBuilder.create();
}

public static String serialize(Object obj){
return getGson().toJson(obj);
}

public static
<T> T deserializeToList(String jsonString, Class cls){
    return getGson().fromJson(jsonString, getListTypeForDeserialization(cls));
    }

    public static
    <T> T deserializeToObject(String jsonString, Class cls){
        return getGson().fromJson(jsonString, getTypeForDeserialization(cls));
        }

        public static Type getListTypeForDeserialization(Class cls) {
        String className = cls.getSimpleName();
        {{#models}}{{#model}}
            if ("{{classname}}".equalsIgnoreCase(className)) {
            return new TypeToken
            <List
            <{{classname}}>>(){}.getType();
            }
        {{/model}}{{/models}}
        return new TypeToken
        <List
        <Object>>(){}.getType();
            }

            public static Type getTypeForDeserialization(Class cls) {
            String className = cls.getSimpleName();
            {{#models}}{{#model}}
                if ("{{classname}}".equalsIgnoreCase(className)) {
                return new TypeToken<{{classname}}>(){}.getType();
                }
            {{/model}}{{/models}}
            return new TypeToken
            <Object>(){}.getType();
                }

                };