如何用JAVA代码取代WebService的WSDL文件中的soap:address 元素

如何用JAVA代码取代WebService的WSDL文件中的soap:address 元素?

下面的WSDL是我用JAX-WS生成的，红体字部分就是我想去掉的，因为这样写死地址，可移植性与可配置性太差了。

<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated by JAX-WS RI at http://jax-ws.dev.java.net. RI's version is JAX-WS RI 2.1.3-hudson-390-. -->
<definitions xmlns="http://schemas.xmlsoap.org/wsdl/" xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:tns="http://mult.ws.xueruan.com/" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="MultServiceImplService" targetNamespace="http://mult.ws.xueruan.com/">
<types>
<xsd:schema>
<xsd:import namespace="http://mult.ws.xueruan.com/" schemaLocation="MultServiceImplService_schema1.xsd"/>
</xsd:schema>
</types>
<message name="mult">
<part element="tns:mult" name="parameters"/>
</message>
<message name="multResponse">
<part element="tns:multResponse" name="parameters"/>
</message>
<portType name="MultServiceImplDelegate">
<operation name="mult">
<input message="tns:mult"/>
<output message="tns:multResponse"/>
</operation>
</portType>
<binding name="MultServiceImplPortBinding" type="tns:MultServiceImplDelegate">
<soap:binding style="document" transport="http://schemas.xmlsoap.org/soap/http"/>
<operation name="mult">
<soap:operation soapAction=""/>
<input>
<soap:body use="literal"/>
</input>
<output>
<soap:body use="literal"/>
</output>
</operation>
</binding>
<service name="MultServiceImplService">
<port binding="tns:MultServiceImplPortBinding" name="MultServiceImplPort">
<soap:address location="http://localhost:8080/ws/MultServiceImplPort"/>
</port>
</service></definitions>