如果使用的是cxf-pregen-plugin，则可以在extraargs元素中添加参数：
<executions> <execution> <configuration> <wsdlOptions> <wsdlOption> <wsdl>...</wsdl> <extraargs> <extraarg>-fe</extraarg> <extraarg>jaxws21</extraarg> </extraargs> </wsdlOption> </wsdlOptions> </configuration> <goals> <goal>wsdl2java</goal> </goals> </execution></executions>
资料来源：http : //cxf.apache.org/docs/maven-cxf-pregen-plugin-wsdl-to-
java.html
