Move to directory soap-server and run command mvn spring-boot:run. Once running point your browser for Hello World Service WSDL at : http:https://localhost:9999/service/hello-world?wsdl
Move to directory soap-client and run command mvn spring-boot:run.
<soapenv:Envelope xmlns:soapenv="http:https://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http:https://service.server.soap.arpit.com/">
<soapenv:Header>
<ser:arg1>
<userId>arpit</userId>
<password>arpit</password>
</ser:arg1>
</soapenv:Header>
<soapenv:Body>
<ser:helloWorld>
<!--Optional:-->
<arg0>Arpit</arg0>
</ser:helloWorld>
</soapenv:Body>
</soapenv:Envelope>
<S:Envelope xmlns:S="http:https://schemas.xmlsoap.org/soap/envelope/">
<S:Body>
<ns2:helloWorldResponse xmlns:ns3="https://aggarwalarpit.wordpress.com" xmlns:ns2="http:https://service.server.soap.arpit.com/">
<return>Hello World from Arpit</return>
</ns2:helloWorldResponse>
</S:Body>
</S:Envelope>