在不更改代码的情况下，如何强制httpClient通过环境变量或JVM参数使用代理 [英] Without changing code, how to force httpClient to use proxy by environment variables or JVM arguments

问题描述

我发现设置http.proxyHost并且http.proxyPort对httpClient没用。如何通过环境变量或VM参数强制httpClient使用代理或不更改代码的那些？

I found setting http.proxyHost and http.proxyPort is of no use to httpClient. How to force the httpClient to use proxy by environment variables or VM arguments or something like those without changing code?

推荐答案

在 https://issues.apache.org/jira/browse/HTTPCLIENT-1128

SystemDefaultHttpClient已添加到ver。 4.2

SystemDefaultHttpClient was added to ver. 4.2

参见 http://hc.apache.org/httpcomponents-client-ga/httpclient/apidocs/org/apache/http/impl/client/SystemDefaultHttpClient.html

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