Examples with CacheInterceptor okhttp3.internal.cache.CacheInterceptor used on opensource projects

Example 6 with CacheInterceptor

use of okhttp3.internal.cache.CacheInterceptor in project Atom_Android by Rogrand-Dev.

the class HttpModule method provideClient.

@Singleton
@Provides
OkHttpClient provideClient(OkHttpClient.Builder builder) {
    if (DemoApp.getAppContext().isDebug()) {
        HttpLoggingInterceptor loggingInterceptor = new HttpLoggingInterceptor(new HttpLoggingInterceptor.Logger() {

            @Override
            public void log(String message) {
                LogUtils.i(TAG, message);
            }
        });
        loggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
        // 设置 Log 拦截器
        builder.addInterceptor(loggingInterceptor);
    }
    File cacheFile = new File(DataUtils.getCacheFile(DemoApp.getAppContext()), "RograndCache");
    // 100 MB
    int cacheSize = 100 * 1024 * 1024;
    Cache cache = new Cache(cacheFile, cacheSize);
    Interceptor cacheInterceptor = new Interceptor() {

        @Override
        public Response intercept(Chain chain) throws IOException {
            CacheControl.Builder cacheBuilder = new CacheControl.Builder();
            cacheBuilder.maxAge(0, TimeUnit.SECONDS);
            cacheBuilder.maxStale(365, TimeUnit.DAYS);
            CacheControl cacheControl = cacheBuilder.build();
            Request request = chain.request();
            if (!NetUtils.isNetworkAvailable(DemoApp.getAppContext())) {
                request = request.newBuilder().cacheControl(cacheControl).build();
            }
            Response response = chain.proceed(request);
            if (NetUtils.isNetworkAvailable(DemoApp.getAppContext())) {
                // 有网络时, 不缓存, 最大保存时长为0
                int maxAge = 0;
                response.newBuilder().header("Cache-Control", "public, max-age=" + maxAge).removeHeader("Pragma").build();
            } else {
                // 无网络时，设置超时为4周
                int maxStale = 60 * 60 * 24 * 28;
                response.newBuilder().header("Cache-Control", "public, only-if-cached, max-stale=" + maxStale).removeHeader("Pragma").build();
            }
            return response;
        }
    };
    // 设置 header（设置 Token、API 版本号）
    Interceptor headerInterceptor = new Interceptor() {

        @Override
        public Response intercept(Chain chain) throws IOException {
            Request request = chain.request();
            request = request.newBuilder().addHeader("Authorization", "Bearer " + SPUtils.get(DemoApp.getAppContext(), Constants.ACCESS_TOKEN, "")).addHeader("api_version", UrlConstants.API_VERSION).build();
            return chain.proceed(request);
        }
    };
    // 设置统一的请求头部参数
    builder.addInterceptor(headerInterceptor);
    // 设置缓存
    builder.addNetworkInterceptor(cacheInterceptor);
    builder.addInterceptor(cacheInterceptor);
    builder.cache(cache);
    // 设置连接超时
    builder.connectTimeout(TIME_OUT, TimeUnit.SECONDS);
    // 设置读取数据超时
    builder.readTimeout(TIME_OUT, TimeUnit.SECONDS);
    // 设置写入数据超时
    builder.writeTimeout(TIME_OUT, TimeUnit.SECONDS);
    // 设置 Stetho
    builder.addNetworkInterceptor(new StethoInterceptor());
    // 设置 Cookie
    builder.cookieJar(new CookieManger(DemoApp.getAppContext()));
    // 错误重连
    builder.retryOnConnectionFailure(true);
    return builder.build();
}