Paths in domain configuration
A element in a domain.xml need not include anything more than the name attribute; i.e. it need not include any information indicating what the actual filesystem path is: Such a configuration simply says, "There is a path named 'x' that other parts of the domain.xml configuration can reference. The actual filesystem location pointed to by 'x' is host-specific and will be specified in each machine's host.xml file." If this approach is used, there must be a path element in each machine's host.xml that specifies what the actual filesystem path is: