public class RetrofitHelper {
private static OkHttpClient okHttpClient;
private static ShopApi shopApi;
static {
initOkHttpClient();
}
/**
* 初始化 OkHttpClient
*/
private static void initOkHttpClient() {
if (okHttpClient == null) {
synchronized (RetrofitHelper.class) {
if (okHttpClient == null) {
okHttpClient = new OkHttpClient.Builder()
.build();
}
}
}
}
/**
* 定义一个泛型方法
*
* @param clazz
* @param url
* @param <T>
* @return
*/
public static <T> T createAPI(Class<T> clazz, String url) {
Retrofit retrofit = new Retrofit.Builder()
.baseUrl(url)
.client(okHttpClient)
.addConverterFactory(GsonConverterFactory.create())
.addCallAdapterFactory(RxJava2CallAdapterFactory.create())
.build();
return retrofit.create(clazz);
}
public static ShopApi getShopAPI() {
if (shopApi == null) {
synchronized (RetrofitHelper.class) {
if (shopApi == null) {
shopApi = createAPI(ShopApi.class, Constants.BASE_URL);
}
}
}
return shopApi;
}
}