JBoss自定义登录模块只能使用一次

I have written a custom login module for JBoss that authenticates/authorizes requests to a web service. The first call to the service authenticates fine. I can connect a debugger to the login module and trace the code execution. However, all subsequent calls to the web service skip the login module entirely. It appears JBoss/jaas is reusing the results of the first connection. I have written a custom login module for JBoss