src/main/java/com/moral/service/impl/AccountServiceImpl.java
@@ -170,8 +170,10 @@ @Override public Optional<Account> queryAccountByName(String accountName) { Account account = new Account(); account.setAccountName(accountName); return Optional.ofNullable(accountMapper.selectOne(account)); Account account = accountMapper.getByAccountName(accountName); if(account!=null){ } return Optional.ofNullable(account); } }