[英]Apache HttpClient 4.3.5 set proxy
當我構造新的HttpClient
時,我似乎可以指定代理:
HttpHost proxy = new HttpHost("someproxy", 8080);
DefaultProxyRoutePlanner routePlanner = new DefaultProxyRoutePlanner(proxy);
CloseableHttpClient httpclient = HttpClients.custom()
.setRoutePlanner(routePlanner)
.build();
取自http://hc.apache.org/httpcomponents-client-ga/tutorial/html/connmgmt.html#d5e475
是否可以修改現有客戶端的代理設置。
您可以創建自己的HttpRoutePlanner實現,以允許更改HttpHost。
public class DynamicProxyRoutePlanner implements HttpRoutePlanner {
private DefaultProxyRoutePlanner defaultProxyRoutePlanner = null;
public DynamicProxyRoutePlanner(HttpHost host){
defaultProxyRoutePlanner = new DefaultProxyRoutePlanner(host);
}
public void setProxy(HttpHost host){
defaultProxyRoutePlanner = new DefaultProxyRoutePlanner(host);
}
public HttpRoute determineRoute(HttpHost target, HttpRequest request, HttpContext context) {
return defaultProxyRoutePlanner.determineRoute(target,request,context);
}
}
然后,您可以在代碼中使用此DynamicProxyRoutePlanner
HttpHost proxy = new HttpHost("someproxy", 8080);
DynamicProxyRoutePlanner routePlanner = new DynamicProxyRoutePlanner(proxy);
CloseableHttpClient httpclient = HttpClients.custom()
.setRoutePlanner(routePlanner)
.build();
//Any time change the proxy
routePlanner.setProxy(new HttpHost("someNewProxy", 9090));
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.