我正在进行一个具有以下需求的项目：
XX。YY。ZZ。WW是一个我无法控制的主机。
我的服务器在同一个以太网接口上配置了IP A和IP B。我的项目使用Apache HttpClient。如有必要，可以将其更改为其他内容。
根据我的TCP/IP知识，这很容易。只要我拥有IP，我就可以将源IP地址更改为我想要的任何地址。但毕竟，我不是直接操纵IP数据包。我不知道如何使用HttpClient来实现这一点。
final DefaultHttpClient httpClient = new DefaultHttpClient();
HttpParams params = httpClient.getParams();
params.setParameter(ConnRoutePNames.LOCAL_ADDRESS, InetAddress.getByName(IP_ADDRESS));
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