DownloadTask.java 文件源码

@Override
protected DownloadResponse doInBackground(final HttpUriRequest... httpUriRequests) {
    if (httpUriRequests == null || httpUriRequests.length == 0 || httpUriRequests[0] == null) {
        MoPubLog.d("Download task tried to execute null or empty url");
        return null;
    }

    final HttpUriRequest httpUriRequest = httpUriRequests[0];
    mUrl = httpUriRequest.getURI().toString();

    AndroidHttpClient httpClient = null;
    try {
        httpClient = HttpClient.getHttpClient();
        final HttpResponse httpResponse = httpClient.execute(httpUriRequest);
        return new DownloadResponse(httpResponse);
    } catch (Exception e) {
        MoPubLog.d("Download task threw an internal exception", e);
        return null;
    } finally {
        if (httpClient != null) {
            httpClient.close();
        }
    }
}