JXMPP Stringprep with libidn.
'org.jxmpp:jxmpp-stringprep-libidn:0.3.0'
<dependency>
<groupId>org.jxmpp</groupId>
<artifactId>jxmpp-stringprep-libidn</artifactId>
<version>0.3.0</version>
</dependency>
<dependency org="org.jxmpp" name="jxmpp-stringprep-libidn" rev="0.3.0"/>
"org.jxmpp", "jxmpp-stringprep-libidn", "0.3.0"