请问如何写一个java程序向服务器发送soap包,然后返回服务器的消息

Question

POST /OnDemandWebService3.2/SysSetting/AuthWS.asmx HTTP/1.1
Host: xxx.xxx.xxx.xxxContent-Type: text/xml; charset=utf-8
Content-Length: length
SOAPAction: "http://xxxxxx/xxx/xxx<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi=" http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd=" http://www.w3.org/2001/XMLSchema" xmlns:soap=" http://schemas.xmlsoap.org/soap/envelope/">
<soap:Body>
<MobileLogin xmlns=" http://xxxx.xxx/">
<companyLoginName>sytest</companyLoginName>
<userMobileLoginName>xxx</userMobileLoginName>
<userMobilePass>xxx</userMobilePass>
<languageCode>xxx</languageCode>
<commonConStr></commonConStr>
</MobileLogin>
</soap:Body>
</soap:Envelope>