Examples with CacheControl okhttp3.CacheControl used on opensource projects

Example 21 with CacheControl

use of okhttp3.CacheControl in project fresco by facebook.

the class OkHttpNetworkFetcher method fetch.

@Override
public void fetch(final OkHttpNetworkFetchState fetchState, final Callback callback) {
    fetchState.submitTime = SystemClock.elapsedRealtime();
    final Uri uri = fetchState.getUri();
    try {
        Request request = new Request.Builder().cacheControl(new CacheControl.Builder().noStore().build()).url(uri.toString()).get().build();
        fetchWithRequest(fetchState, callback, request);
    } catch (Exception e) {
        // handle error while creating the request
        callback.onFailure(e);
    }
}

Example 22 with CacheControl

use of okhttp3.CacheControl in project picasso by square.

the class NetworkRequestHandler method createRequest.

private static okhttp3.Request createRequest(Request request, int networkPolicy) {
    CacheControl cacheControl = null;
    if (networkPolicy != 0) {
        if (NetworkPolicy.isOfflineOnly(networkPolicy)) {
            cacheControl = CacheControl.FORCE_CACHE;
        } else {
            CacheControl.Builder builder = new CacheControl.Builder();
            if (!NetworkPolicy.shouldReadFromDiskCache(networkPolicy)) {
                builder.noCache();
            }
            if (!NetworkPolicy.shouldWriteToDiskCache(networkPolicy)) {
                builder.noStore();
            }
            cacheControl = builder.build();
        }
    }
    okhttp3.Request.Builder builder = new okhttp3.Request.Builder().url(request.uri.toString());
    if (cacheControl != null) {
        builder.cacheControl(cacheControl);
    }
    return builder.build();
}

Example 23 with CacheControl

use of okhttp3.CacheControl in project Gradle-demo by Arisono.

the class CacheInterceptor method intercept.

@Override
public Response intercept(Chain chain) throws IOException {
    Request request = chain.request();
    switch(cacheType) {
        case CacheType.ONLY_NETWORK:
            OkhttpUtils.println("强制使用网络");
            request = request.newBuilder().cacheControl(//只访问網絡
            CacheControl.FORCE_NETWORK).build();
            break;
        case CacheType.ONLY_CACHED:
            OkhttpUtils.println("强制使用缓存");
            request = request.newBuilder().cacheControl(//只访问缓存
            CacheControl.FORCE_CACHE).build();
            break;
        default:
            break;
    }
    Response response = chain.proceed(request);
    Response response1 = response.newBuilder().removeHeader("Pragma").removeHeader("Cache-Control").header("Cache-Control", "max-age=" + cacheTime).build();
    return response1;
}

Example 24 with CacheControl

use of okhttp3.CacheControl in project DevRing by LJYcoder.

the class HttpCacheInterceptor method intercept.

@Override
public Response intercept(Chain chain) throws IOException {
    // 对request的设置是用来指定有网/无网下所走的方式
    // 对response的设置是用来指定有网/无网下的缓存时长
    Request request = chain.request();
    if (!NetworkUtil.isNetWorkAvailable(mContext)) {
        // 无网络下强制使用缓存，无论缓存是否过期,此时该请求实际上不会被发送出去。
        // 有网络时则根据缓存时长来决定是否发出请求
        request = request.newBuilder().cacheControl(CacheControl.FORCE_CACHE).build();
    }
    Response response = chain.proceed(request);
    if (NetworkUtil.isNetWorkAvailable(mContext)) {
        // 有网络情况下，根据请求接口的设置，配置缓存。
        // String cacheControl = request.cacheControl().toString();
        // 有网络情况下，超过1分钟，则重新请求，否则直接使用缓存数据
        // 缓存一分钟
        int maxAge = mCacheTimeWithNet > 0 ? mCacheTimeWithNet : 60;
        String cacheControl = "public,max-age=" + maxAge;
        // 将其超时时间maxAge设为0即可
        return response.newBuilder().header("Cache-Control", cacheControl).removeHeader("Pragma").build();
    } else {
        // 无网络时直接取缓存数据，该缓存数据保存1周
        // 1周
        int maxStale = mCacheTimeWithoutNet > 0 ? mCacheTimeWithoutNet : 60 * 60 * 24 * 7 * 1;
        return response.newBuilder().header("Cache-Control", "public,only-if-cached,max-stale=" + maxStale).removeHeader("Pragma").build();
    }
}

Example 25 with CacheControl

use of okhttp3.CacheControl in project EnableHands by LeviWGG.

the class CacheInterceptor method intercept.

@Override
public Response intercept(Chain chain) throws IOException {
    Request request = chain.request();
    // 网络不可用
    if (!NetworkUtil.isNetworkAvailable(MyApplication.getMyContext())) {
        request = request.newBuilder().cacheControl(CacheControl.FORCE_CACHE).url(chain.request().url()).build();
    }
    if (NetworkUtil.isNetworkAvailable(MyApplication.getMyContext())) {
        // 有网络时给相应头加上：缓存超时为0小时
        int maxAge = 0;
        request = request.newBuilder().removeHeader("Pragma").header("Cache-Control", "public, max-age=" + maxAge).build();
    } else {
        // 无网络时，在相应头加上：设置缓存超时为4周
        int maxStale = 60 * 60 * 24 * 28;
        request = request.newBuilder().removeHeader("Pragma").header("Cache-Control", "public, only-if-cached, max-stale=" + maxStale).build();
    }
    return chain.proceed(request);
}