是否可以使用HttpClient下载PDF之类的文件? [英] Is it possible to download files like PDF with HttpClient?

问题描述

我在这里找到了一些有关如何下载文件的示例，但是其中大多数似乎都在使用HttpURLConnection.可以使用HttpClient下载文件吗?

I found some examples here on how to download a file but most of them seem to be using HttpURLConnection. is it possible to download files with HttpClient?

推荐答案

使用httpclient非常简单.这是它的教程的链接.

Using httpclient is pretty easy. Here's a link to it's tutorial.

http://hc.apache.org/httpcomponents-client-ga/tutorial/html/fundamentals.html#d5e43

HttpClient httpclient = new DefaultHttpClient();
HttpGet httpget = new HttpGet(urltofetch);
HttpResponse response = httpclient.execute(httpget);
HttpEntity entity = response.getEntity();
if (entity != null) {
    long len = entity.getContentLength();
    InputStream inputStream = entity.getContent();
    // write the file to whether you want it.
}

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