MainActivity.java 文件源码

/**
 * Installs the HttpResponseCache
 * Note this will only work on Android 4.0+
 */
private void enableHttpResponseCache() {
    try {
        long httpCacheSize = 10 * 1024 * 1024; // 10 MiB
        File httpCacheDir = new File(getCacheDir(), "http");
        HttpResponseCache.install(httpCacheDir, httpCacheSize);
    } catch (Exception httpResponseCacheNotAvailable) {
        Log.d(TAG, "HTTP response cache is unavailable.");
    }
}