JAXB :Need Namespace Prefix to all the elements

Question

I am Using Spring WebServiceTemplate to make webservice call which uses JAXB to generate request XML. My requirement needs all the elements (including root) to have a namesp

Answer 1

Solved by adding

@XmlSchema(
    namespace = "http://www.example.com/a",
    elementFormDefault = XmlNsForm.QUALIFIED,
    xmlns = {
        @XmlNs(prefix="ns1", namespaceURI="http://www.example.com/a")
    }
)  

package authenticator.beans.login;
import javax.xml.bind.annotation.*;

in package-info.java

Took help of jaxb-namespaces-missing : Answer provided by Blaise Doughan