如何使用jboss-log4j.xml文件将Hibernate记录器语句指向不同日志文件中的不同应用程序

I am using JBOSS 4.2.2 server to deploy multiple web applications. Each application uses Hibernate and for each application there are separate log files and separate appenders. Now for Hibernate logging statements of one application should go in log file of that particular application. Does anybody know how to configure log4j.xml file to achieve this?I am using JBOSS 4.2.2 server to deploy multipl