<?xml version="1.0" encoding="UTF-8"?>
<faces-config xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
              xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
        http://xmlns.jcp.org/xml/ns/javaee/web-facesconfig_2_2.xsd" version="2.2">

    <application>
        <locale-config>
            <default-locale>en</default-locale>
            <supported-locale>bg</supported-locale>
            <supported-locale>de</supported-locale>
            <supported-locale>en</supported-locale>
            <supported-locale>es</supported-locale>
            <supported-locale>fr</supported-locale>
            <supported-locale>it</supported-locale>
            <supported-locale>ru</supported-locale>
            <supported-locale>tr</supported-locale>
        </locale-config>

        <resource-bundle>
            <base-name>org.gluu.oxauth.i18n.CustomResourceBundle</base-name>
            <var>msgs</var>
        </resource-bundle>
        <message-bundle>
           validation_messages
        </message-bundle>
    </application>
    <factory>
        <exception-handler-factory>
            org.gluu.oxauth.exception.GlobalExceptionHandlerFactory
        </exception-handler-factory>
    </factory>

</faces-config>

<?xml version="1.0" encoding="UTF-8"?>
<faces-config xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
              xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
        http://xmlns.jcp.org/xml/ns/javaee/web-facesconfig_2_2.xsd" version="2.2">

    <application>
        <locale-config>
            <default-locale>en</default-locale>
            <supported-locale>bg</supported-locale>
            <supported-locale>de</supported-locale>
            <supported-locale>en</supported-locale>
            <supported-locale>es</supported-locale>
            <supported-locale>fr</supported-locale>
            <supported-locale>it</supported-locale>
            <supported-locale>ru</supported-locale>
            <supported-locale>tr</supported-locale>
        </locale-config>

        <resource-bundle>
            <base-name>org.gluu.oxauth.i18n.CustomResourceBundle</base-name>
            <var>msgs</var>
        </resource-bundle>
<!--
        <resource-bundle>
            <base-name>org.gluu.oxauth.i18n.CustomMessageBundle</base-name>
            <var>validation_messages</var>
        </resource-bundle>
         <message-bundle>
        	oxauth
        </message-bundle>
 -->
     </application>
    <factory>
        <exception-handler-factory>
            org.gluu.oxauth.exception.GlobalExceptionHandlerFactory
        </exception-handler-factory>
    </factory>

</faces-config>

Fix JSF validation messages customizations
Fix JSF validation messages customizations