session 超时时间改成 3小时

@@ -25,7 +25,7 @@ import java.util.Map;
 public class LoginController {
     private static final Logger logger = LoggerFactory.getLogger("erpService");
     
-    private static final int SESSION_TIMEOUT_SECONDS = 4 * 60 * 60;
+    private static final int SESSION_TIMEOUT_SECONDS = 3 * 60 * 60;
 
     @Resource
     private LoginService loginService;