public void logout()

in core/src/main/java/org/apache/shiro/mgt/DefaultSecurityManager.java [553:590]

34 lines of code
10 McCabe index (conditional complexity)


    public void logout(Subject subject) {

        if (subject == null) {
            throw new IllegalArgumentException("Subject method argument cannot be null.");
        }

        beforeLogout(subject);

        PrincipalCollection principals = subject.getPrincipals();
        if (principals != null && !principals.isEmpty()) {
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Logging out subject with primary principal {}", principals.getPrimaryPrincipal());
            }
            Authenticator authc = getAuthenticator();
            if (authc instanceof LogoutAware) {
                ((LogoutAware) authc).onLogout(principals);
            }
        }

        try {
            delete(subject);
        } catch (Exception e) {
            if (LOGGER.isDebugEnabled()) {
                String msg = "Unable to cleanly unbind Subject.  Ignoring (logging out).";
                LOGGER.debug(msg, e);
            }
        } finally {
            try {
                stopSession(subject);
            } catch (Exception e) {
                if (LOGGER.isDebugEnabled()) {
                    String msg = "Unable to cleanly stop Session for Subject [" + subject.getPrincipal() + "] "
                            + "Ignoring (logging out).";
                    LOGGER.debug(msg, e);
                }
            }
        }
    }