item_search_shop_sellerid - 根据sellerid获得店铺的所有商品

item_search_shop_sellerid - 根据sellerid获得店铺的所有商品

在这里插入图片描述

测试网址:点击注册测试

Result Object:
---------------------------------------
{
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	"page": "1",
	"has_next_page": "true",
	"real_total_results": "8189",
	"total_results": "8189",
	"page_size": 20,
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		{
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		{
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		{
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	"data_from": "app_vip",
	"error": "",
	"reason": "",
	"error_code": "0000",
	"cache": 0,
	"api_info": "today:4 max:10000",
	"execution_time": 2.499,
	"server_time": "Beijing/2021-06-04 09:03:40",
	"client_ip": "106.6.35.171",
	"call_args": [],
	"api_type": "taobao",
	"translate_language": "zh-CN",
	"translate_engine": "google_cn",
	"server_memory": "5.51MB",
	"request_id": "gw-4.60b97bead800d"
}
<think>好的,用户想要用JSP和MySQL构建一个在线商城系统,需要支持商家登录、上传商品图片和信息,以及买家与商家互动的功能。首先,我需要整理整个系统的架构和必要的技术组件。 首先,确定技术栈。用户明确提到了JSP和MySQL,所以后端用Java Servlet处理逻辑,前端用JSP和HTML/CSS/JavaScript,数据库用MySQL。文件上传需要处理,可能需要Apache Commons FileUpload库。图片存储的话,得考虑服务器上的目录结构,比如在webapp下创建upload文件夹存放图片。 接下来是数据库设计。商家表需要存储用户名、密码(加密存储)、店铺名等信息。商品表要包含商品名称、描述、价格、图片路径,以及关联的商家ID。这里外键约束需要注意,确保数据完整性。可能需要其他表,比如订单表或用户表,但用户需求里主要提到商家和商品,以及买家查询,所以暂时先设计这两个表。 然后是功能模块划分。商家登录和认证,这里需要Session管理,登录成功后跳转到管理页面。商品上传部分,需要处理表单提交,包括文件上传,保存图片到指定目录,并将信息存入数据库。商品查询功能,买家可以根据关键词搜索商品,显示结果包括图片和商家信息,可能还需要分页处理。 接下来考虑具体实现步骤。创建数据库和表结构,编写JSP页面,如登录页面、商品上传页面和商品展示页面。Servlet处理登录验证,文件上传的Servlet处理图片保存和数据插入。需要注意密码加密,比如使用MD5或SHA哈希,不能明文存储。文件上传时要限制文件类型和大小,防止安全漏洞。 在代码示例部分,登录的JSP页面需要表单提交到LoginServlet,Servlet验证数据库中的商家信息,成功则存入Session。商品上传的表单需要enctype="multipart/form-data",Servlet使用FileUpload解析请求,保存图片,生成文件路径,然后执行SQL插入。商品查询的JSP页面有搜索框,提交到SearchServlet,根据关键词查询数据库,返回结果展示。 安全性方面,防止SQL注入,使用PreparedStatement。文件上传要过滤文件类型,避免上传恶意文件。Session管理要防止会话劫持,设置合理的超时时间。 最后,用户可能需要扩展功能,比如买家注册、购物车、订单管理,但当前需求集中在商家管理和商品查询。提供示例代码时,需要确保代码结构清晰,关键部分有注释,方便用户理解和修改。 可能的问题包括如何处理并发上传、图片路径的存储方式、搜索功能的优化(比如使用LIKE语句或全文索引),以及如何部署到Tomcat服务器等。需要给出基本的实现,并提示用户进一步优化的方向。</think>### 基于JSP+MySQL的在线商城系统实现步骤 #### 一、系统架构设计 1. **技术栈组合** - 前端:JSP/HTML/CSS + Bootstrap框架 - 后端:Java Servlet - 数据库:MySQL 8.0 - 文件上传:Apache Commons FileUpload - 图片存储:服务器本地目录(建议`/webapp/upload/`) 2. **数据库设计** ```sql -- 商家表 CREATE TABLE sellers ( seller_id INT AUTO_INCREMENT PRIMARY KEY, username VARCHAR(50) UNIQUE, password VARCHAR(64), -- SHA-256加密存储 shop_name VARCHAR(100), created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ); -- 商品表 CREATE TABLE products ( product_id INT AUTO_INCREMENT PRIMARY KEY, seller_id INT, title VARCHAR(255), description TEXT, price DECIMAL(10,2), image_path VARCHAR(255), created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP, FOREIGN KEY (seller_id) REFERENCES sellers(seller_id) ); ``` #### 二、核心功能实现 1. **商家登录认证** ```jsp <%-- login.jsp --%> <form action="LoginServlet" method="post"> <input type="text" name="username" placeholder="用户名"> <input type="password" name="password" placeholder="密码"> <button type="submit">登录</button> </form> ``` ```java // LoginServlet.java String hashedPwd = DigestUtils.sha256Hex(request.getParameter("password")); String sql = "SELECT * FROM sellers WHERE username=? AND password=?"; PreparedStatement pstmt = conn.prepareStatement(sql); pstmt.setString(1, request.getParameter("username")); pstmt.setString(2, hashedPwd); ResultSet rs = pstmt.executeQuery(); if (rs.next()) { HttpSession session = request.getSession(); session.setAttribute("sellerId", rs.getInt("seller_id")); response.sendRedirect("dashboard.jsp"); } ``` 2. **商品图片上传** ```java // UploadServlet.java DiskFileItemFactory factory = new DiskFileItemFactory(); ServletFileUpload upload = new ServletFileUpload(factory); List<FileItem> items = upload.parseRequest(request); for (FileItem item : items) { if (!item.isFormField()) { String fileName = UUID.randomUUID() + FilenameUtils.getExtension(item.getName()); File storeFile = new File(uploadPath + fileName); item.write(storeFile); // 保存路径到数据库:upload/${fileName} } } ``` 3. **商品查询功能** ```jsp <%-- search.jsp --%> <form action="SearchServlet" method="get"> <input type="text" name="keyword" placeholder="搜索商品"> <button type="submit">搜索</button> </form> <c:forEach items="${products}" var="product"> <div class="product-card"> <img src="${product.imagePath}"> <h3>${product.title}</h3> <p>价格:¥${product.price}</p> <button onclick="contactSeller(${product.sellerId})">联系商家</button> </div> </c:forEach> ``` #### 三、安全增强措施 1. **SQL注入防护** ```java // 使用预编译语句 String sql = "INSERT INTO products (title, price) VALUES (?, ?)"; PreparedStatement pstmt = conn.prepareStatement(sql); pstmt.setString(1, request.getParameter("title")); pstmt.setBigDecimal(2, new BigDecimal(request.getParameter("price"))); ``` 2. **文件上传安全** ```java // 限制文件类型 String[] allowedTypes = {"image/jpeg", "image/png"}; if (!Arrays.asList(allowedTypes).contains(item.getContentType())) { throw new Exception("仅支持JPEG/PNG格式"); } ``` #### 四、系统部署建议 1. 使用Tomcat 9+作为Servlet容器 2. 配置MySQL连接池(推荐使用HikariCP) 3. 生产环境应分离图片存储(建议使用OSS对象存储)
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