public PutApplicationAuthenticationMethodRequest withAuthenticationMethod(AuthenticationMethod authenticationMethod) {
        setAuthenticationMethod(authenticationMethod);
        return this;
    }
<p>
Specifies a structure that describes the authentication method to add or update. The structure type you provide
is determined by the <code>AuthenticationMethodType</code> parameter.
</p>

@param authenticationMethod
       Specifies a structure that describes the authentication method to add or update. The structure type you
       provide is determined by the <code>AuthenticationMethodType</code> parameter.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ssoadmin/src/main/java/com/amazonaws/services/ssoadmin/model/PutApplicationAuthenticationMethodRequest.java