+<?xml version="1.0" encoding="UTF-8"?>
+<scr:component xmlns:scr="http://www.osgi.org/xmlns/scr/v1.1.0" name="Default CallbackHandler">
+ <implementation class="org.argeo.cms.swt.auth.DynamicCallbackHandler"/>
+ <service>
+ <provide interface="javax.security.auth.callback.CallbackHandler"/>
+ </service>
+</scr:component>