处理空指针

panlinlin

2021-04-20 ab13017117b18427bb5ee687c9a1b3fd5a94f2ae

 src/main/java/com/genersoft/iot/vmp/service/IUserService.java

@@ -8,5 +8,5 @@

    boolean changePassword(int id, String password);


    User getUserByUsername(String username);
}