This article will talk about setting the system properties in JBoss AS7+
To understand the potential files where the system properties can be configured, please refer to AS7 Admin Guide.
https://docs.jboss.org/author/display/AS7/Admin+Guide#AdminGuide-SystemProperties
In the Standalone mode, the change will go into standalone.xml
In the Domain mode, the change will go into domain.xml
Add it to the system-properties element right after the extensions element.
<server name="xyz.home" xmlns="urn:jboss:domain:1.0">
<extensions>
<extension module="org.jboss.as.clustering.infinispan"/>
<extension module="org.jboss.as.clustering.jgroups"/>
<extension module="org.jboss.as.connector"/>
....
<extension module="org.torquebox.web"/>
</extensions>
<system-properties>
<property name="org.apache.tomcat.util.http.ServerCookie.FWD_SLASH_IS_SEPARATOR" value="false"/>
</system-properties>