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mitao

2025-03-06 01d6fa48a0de7a21988e89f71721b6b85e53b517

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package com.ruoyi.seatademo.service;
 
public interface AccountService
{
    /**
     * 账户扣减
     * @param userId 用户 ID
     * @param price 扣减金额
     */
    void reduceBalance(Long userId, Double price);
}