Examples with CacheControl okhttp3.CacheControl used on opensource projects

Example 11 with CacheControl

use of okhttp3.CacheControl in project BaseProject by wareine.

the class CacheInterceptor method intercept.

@Override
public Response intercept(Chain chain) throws IOException {
    Request request = chain.request();
    // 没网络的情况强制读取缓存(必须判断，避免断网情况下获取不到缓存)
    if (!NetworkUtils.isConnected()) {
        request = request.newBuilder().cacheControl(CacheControl.FORCE_CACHE).build();
    }
    Response response = chain.proceed(request);
    if (NetworkUtils.isConnected()) {
        // 在有网络的情况下，缓存失效的时间为60秒
        int maxAge = 60;
        return response.newBuilder().removeHeader("Pragma").header("Cache-Control", "public, max-age=" + maxAge).build();
    } else {
        // 没有网络的情况下，缓存失效的时间为4周
        int maxStale = 60 * 60 * 24 * 28;
        return response.newBuilder().removeHeader("Pragma").header("Cache-Control", "public, only-if-cached, max-stale=" + maxStale).build();
    }
}

Example 12 with CacheControl

use of okhttp3.CacheControl in project yandex-money-sdk-java by yandex-money.

the class DefaultApiClient method prepareRequest.

private Request prepareRequest(ApiRequest<?> request) {
    checkNotNull(request, "request");
    Request.Builder builder = new Request.Builder().cacheControl(cacheControl).url(request.requestUrl(getHostsProvider())).addHeader(HttpHeaders.USER_AGENT, getUserAgent().getName()).addHeader(HttpHeaders.ACCEPT_LANGUAGE, getLanguage().iso6391Code);
    if (isAuthorized()) {
        builder.addHeader(HttpHeaders.AUTHORIZATION, "Bearer " + accessToken);
    }
    for (Map.Entry<String, String> entry : request.getHeaders().entrySet()) {
        String value = entry.getValue();
        if (value != null) {
            builder.addHeader(entry.getKey(), value);
        }
    }
    ApiRequest.Method method = request.getMethod();
    if (method != ApiRequest.Method.GET) {
        RequestBody body = RequestBody.create(MediaType.parse(request.getContentType()), request.getBody());
        switch(method) {
            case POST:
                builder.post(body);
                break;
            case PUT:
                builder.put(body);
                break;
            case DELETE:
                builder.delete();
                break;
        }
    }
    return builder.build();
}

Example 13 with CacheControl

use of okhttp3.CacheControl in project LibreraReader by foobnix.

the class OPDS method getHttpResponse.

public static String getHttpResponse(String url) throws IOException {
    Request request = // 
    new Request.Builder().header("User-Agent", USER_AGENT).cacheControl(// 
    new CacheControl.Builder().maxAge(10, // 
    TimeUnit.MINUTES).build()).url(// 
    url).build();
    Response response = // 
    client.newCall(// 
    request).execute();
    LOG.d("Header: >>", url);
    LOG.d("Header: Status code:", response.code());
    for (int i = 0; i < response.headers().size(); i++) {
        String name = response.headers().name(i);
        String value = response.headers().value(i);
        LOG.d("Header: ", name, value);
    }
    if (response.code() == 401 && TxtUtils.isEmpty(TempHolder.get().login)) {
        return CODE_401;
    } else {
        Credentials credentials = new Credentials(TempHolder.get().login, TempHolder.get().password);
        final BasicAuthenticator basicAuthenticator = new BasicAuthenticator(credentials);
        final DigestAuthenticator digestAuthenticator = new DigestAuthenticator(credentials);
        DispatchingAuthenticator authenticator = // 
        new DispatchingAuthenticator.Builder().with("digest", // 
        digestAuthenticator).with("basic", // 
        basicAuthenticator).build();
        client = // 
        builder.authenticator(// 
        new CachingAuthenticatorDecorator(authenticator, authCache)).addInterceptor(// 
        new AuthenticationCacheInterceptor(authCache)).build();
        response = client.newCall(request).execute();
        if (response.code() == 401) {
            return CODE_401;
        }
    }
    String string = response.body().string();
    return string;
}

Example 14 with CacheControl

use of okhttp3.CacheControl in project GeekNews by codeestX.

the class HttpModule method provideClient.

@Singleton
@Provides
OkHttpClient provideClient(OkHttpClient.Builder builder) {
    if (BuildConfig.DEBUG) {
        HttpLoggingInterceptor loggingInterceptor = new HttpLoggingInterceptor();
        loggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BASIC);
        builder.addInterceptor(loggingInterceptor);
    }
    File cacheFile = new File(Constants.PATH_CACHE);
    Cache cache = new Cache(cacheFile, 1024 * 1024 * 50);
    Interceptor cacheInterceptor = new Interceptor() {

        @Override
        public Response intercept(Chain chain) throws IOException {
            Request request = chain.request();
            if (!SystemUtil.isNetworkConnected()) {
                request = request.newBuilder().cacheControl(CacheControl.FORCE_CACHE).build();
            }
            Response response = chain.proceed(request);
            if (SystemUtil.isNetworkConnected()) {
                int maxAge = 0;
                // 有网络时, 不缓存, 最大保存时长为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;
        }
    };
    // Interceptor apikey = new Interceptor() {
    // @Override
    // public Response intercept(Chain chain) throws IOException {
    // Request request = chain.request();
    // request = request.newBuilder()
    // .addHeader("apikey",Constants.KEY_API)
    // .build();
    // return chain.proceed(request);
    // }
    // }
    // 设置统一的请求头部参数
    // builder.addInterceptor(apikey);
    // 设置缓存
    builder.addNetworkInterceptor(cacheInterceptor);
    builder.addInterceptor(cacheInterceptor);
    builder.cache(cache);
    // 设置超时
    builder.connectTimeout(10, TimeUnit.SECONDS);
    builder.readTimeout(20, TimeUnit.SECONDS);
    builder.writeTimeout(20, TimeUnit.SECONDS);
    // 错误重连
    builder.retryOnConnectionFailure(true);
    return builder.build();
}

Example 15 with CacheControl

use of okhttp3.CacheControl in project smartmodule by carozhu.

the class OkHttpUtils method getInstance.

public static OkHttpClient.Builder getInstance(final Context context) {
    if (singleton == null) {
        synchronized (OkHttpUtils.class) {
            if (singleton == null) {
                singleton = new OkHttpClient().newBuilder();
                singleton.connectTimeout(HTTP_CONNECT_TIMEOUT, TimeUnit.SECONDS);
                singleton.readTimeout(HTTP_READ_TIMEOUT, TimeUnit.SECONDS);
                // okhttp设置错误重新连接
                singleton.retryOnConnectionFailure(true);
                // singleton.addNetworkInterceptor(REWRITE_RESPONSE_INTERCEPTOR);
                // singleton.addInterceptor(REWRITE_RESPONSE_INTERCEPTOR_OFFLINE);
                File cacheDir = new File(context.getCacheDir(), RESPONSE_CACHE);
                singleton.cache(new Cache(cacheDir, RESPONSE_CACHE_SIZE));
                if (ConfigureManager.getConfigureManager().isOkhttpLogger()) {
                    HttpLoggingInterceptor interceptor = new HttpLoggingInterceptor();
                    interceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
                    singleton.addInterceptor(interceptor);
                }
                if (ConfigureManager.getConfigureManager().isOkhttpCache()) {
                    // 设置缓存路径
                    File httpCacheDirectory = new File(context.getCacheDir(), "httpCacheResponses");
                    // 设置缓存 100M
                    Cache cache = new Cache(httpCacheDirectory, RESPONSE_CACHE_SIZE);
                    Interceptor myinterceptor = new Interceptor() {

                        @Override
                        public Response intercept(Chain chain) throws IOException {
                            Request request = chain.request();
                            Log.i(TAG, "request=" + request);
                            if (!NetworkUtil.isNetworkAvailable(context)) {
                                request = request.newBuilder().cacheControl(CacheControl.FORCE_CACHE).build();
                                Log.i(TAG, "no network");
                            }
                            Response response = chain.proceed(request);
                            if (NetworkUtil.isNetworkAvailable(context)) {
                                // 有网络时 设置缓存超时时间0个小时
                                int maxAge = 0 * 60;
                                Log.i(TAG, "has network maxAge=" + maxAge);
                                response.newBuilder().header("Cache-Control", "public, max-age=" + maxAge).removeHeader(// 清除头信息，因为服务器如果不支持，会返回一些干扰信息，不清除下面无法生效
                                "Pragma").build();
                            } else {
                                Log.i(TAG, "network error");
                                // 无网络时，设置超时为4周
                                int maxStale = 60 * 60 * 24 * 28;
                                Log.i(TAG, "has maxStale=" + maxStale);
                                response.newBuilder().header("Cache-Control", "public, only-if-cached, max-stale=" + maxStale).removeHeader("Pragma").build();
                                Log.i(TAG, "response build maxStale=" + maxStale);
                            }
                            return response;
                        }
                    };
                    singleton.addInterceptor(myinterceptor).cache(cache);
                }
            }
        }
    }
    return singleton;
}