前言
<p>[TOC]</p>
<h1>文档目的</h1>
<p>华农阿凡达平台对接外部渠道，如果渠道方需要使用专用接口，即对接使用渠道方的接口文档。如果渠道方没有定制接口需求，则按照华农阿凡达平台接口文档规范进行交互</p>
<h1>文档说明</h1>
<p>文档中必传字段展示，Y标识必传，CY标识条件必传，N标识不必传</p>
<h1>注意</h1>
<p>投标保证险等保司使用的电子保函、电子保单链接为HTTP请求302的重定向链接，会出现无法直接下载获取的情况，jdk8以上请使用该方法再试一次方可解决403或无法现在电子保单保函的问题</p>
<h3>JAVA</h3>
<pre><code class="language-java">import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
/**
* 从网络Url中下载文件并加密成base64
*
* @param urlStr
* @throws IOException
* @return
*/
public static byte[] downLoadByUrlBase64(String urlStr) throws IOException {
URL url = new URL(urlStr);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
//设置超时间为3秒
conn.setConnectTimeout(5 * 1000);
//302重定向则获取重定向后的地址重新下载
int responseCode = conn.getResponseCode();
if (responseCode == 302) {
return downLoadByUrlBase64(conn.getHeaderField(&quot;location&quot;));
}
//得到输入流
InputStream inputStream = conn.getInputStream();
//获取自己数组
byte[] getData = readInputStream(inputStream);
if (inputStream != null) {
inputStream.close();
}
return getData;
}</code></pre>
<h3>PHP</h3>
<pre><code class="language-php">function downloadByUrlBase64($urlStr) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $urlStr);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_MAXREDIRS, 10);
$data = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($httpCode == 302) {
return downloadByUrlBase64($data);
} else {
return base64_encode($data);
}
}</code></pre>
<h3>python</h3>
<pre><code class="language-python">import requests
import base64
def download_by_url_base64(url):
response = requests.get(url, timeout=5)
if response.status_code == 302:
return download_by_url_base64(response.headers['location'])
elif response.status_code != 200:
raise Exception('请求失败，HTTP状态码为{}'.format(response.status_code))
else:
return base64.b64encode(response.content).decode()</code></pre>