[jira] [Created] (SHIRO-661) Add check for the principal of subject whether is null

[Francois Papon (JIRA)]

Francois Papon created SHIRO-661:
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             Summary: Add check for the principal of subject whether is null
                 Key: SHIRO-661
                 URL: https://issues.apache.org/jira/browse/SHIRO-661
             Project: Shiro
          Issue Type: Bug
          Components: Web
            Reporter: Francois Papon
            Assignee: Francois Papon
             Fix For: 1.4.1


When session is based on servlet container(such as tomcat),if the subject is 
authenticated，the session will contains {{AUTHENTICATED_SESSION_KEY}} and 
{{PRINCIPALS_SESSION_KEY}}。
 When servlet container closed, it may will be persist session.
 But if the principal can not be serializable, it will not be persisted; when 
server restart, session will only contains {{AUTHENTICATED_SESSION_KEY}} info 
,the {{PRINCIPALS_SESSION_KEY}} will be lost,
 it means the subject is authenticated, but the subject does not has 
principal。If the user code is

 

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