摘要：private static final String PACKAGE_CODE_KEY = "key:no:"; private static final Integer defaultExpireTime = 1; @Override public String generateNo(Strin 阅读全文

摘要：1.Service接口 public interface ExcelExportService { ResponseEntity<byte[]> exportExcel() throws IOException; } 2.Service接口实现类 package com.test.service.t 阅读全文