Java基于模板导出Word文档Demo

package com.demo.wordex.controller; import com.demo.wordex.model.UserInfo; import com.demo.wordex.utils.WordUtil; import freemarker.cache.ClassTemplateLoader; import freemarker.template.Configuration; import freemarker.template.Template; import lombok.extern.slf4j.Slf4j; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; import javax.annotation.Resource; import javax.servlet.http.HttpServletResponse; import java.io.BufferedWriter; import java.io.OutputStreamWriter; import java.io.Writer; import java.net.URLEncoder; import java.nio.charset.StandardCharsets; import java.time.LocalDate; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; /** * @author 秋牧 * 2024/7/22 16:49 */ @Slf4j @RestController @RequestMapping("/test") public class TestController { @Resource private WordUtil wordUtil; /** * 基于模板生成 Word 文档 * * @param response response */ @GetMapping("/generate_word") public void generateWord(HttpServletResponse response) { Map templateParam = new HashMap<>(5); templateParam.put("name", "小明"); templateParam.put("sex", "男"); templateParam.put("age", "18"); templateParam.put("birthday", "2024-07-22"); templateParam.put("cardNum", "440000000000001111"); try { // 设置 HTTP 响应的内容类型为 Microsoft Word 文档 response.setContentType("application/msword"); // 设置响应字符编码为 UTF-8 response.setCharacterEncoding("utf-8"); // 使用 URLEncoder 对文件名进行编码，以防止中文文件名在不同浏览器和操作系统下出现乱码问题 String filename = URLEncoder.encode("测试Word_" + System.currentTimeMillis(), "utf-8"); // 设置响应头，指定文档将以附件的形式下载，并定义文件名 response.setHeader("Content-disposition", "attachment;filename=" + filename + ".doc"); // 创建 Freemarker 的 Configuration 对象，设置默认的不兼容改进选项 Configuration configuration = new Configuration(Configuration.DEFAULT_INCOMPATIBLE_IMPROVEMENTS); configuration.setDefaultEncoding("utf-8"); // 设置模板加载器，加载模板文件 configuration.setTemplateLoader(new ClassTemplateLoader(getClass(), "/templates")); Template t = configuration.getTemplate("generate_word_test.xml", "utf-8"); // 创建 Writer 对象，用于将生成的文档写到输出流中，缓存区大小设为 10KB Writer out = new BufferedWriter(new OutputStreamWriter(response.getOutputStream(), StandardCharsets.UTF_8), 10240); // 将模型数据与模板结合生成 Word 文档，写入到 Writer 对象中 t.process(templateParam, out); out.close(); } catch (Exception e) { log.info("生成Word文档异常，异常原因：{}", e.getMessage(), e); throw new RuntimeException("生成Word文档异常，异常原因：" + e.getMessage()); } } /** * 基于模板生成 Word 文档（基于示例 1 提取 Word 工具类） * * @param response response */ @GetMapping("/generate_word_2") public void generateWord2(HttpServletResponse response) { Map templateParam = new HashMap<>(5); templateParam.put("name", "小明"); templateParam.put("sex", "男"); templateParam.put("age", "18"); templateParam.put("birthday", "2024-07-22"); templateParam.put("cardNum", "440000000000001111"); wordUtil.generate(response, "/templates", "generate_word_test.xml", templateParam, "测试Word"); } /** * 基于模板生成 Word 文档（使用对象入参） * * @param response response */ @GetMapping("/generate_word_3") public void generateWord3(HttpServletResponse response) { UserInfo userInfo = new UserInfo(); userInfo.setName("小明"); userInfo.setSex("男"); userInfo.setAge("18"); userInfo.setBirthday("2024-07-22"); userInfo.setCardNum("440000000000001111"); wordUtil.generate(response, "/templates", "generate_word_test.xml", userInfo, "测试Word"); } /** * 基于模板生成 Word 文档（生成动态列表） * * @param response response */ @GetMapping("/generate_dynamic_word") public void generateDynamicWord(HttpServletResponse response) { List userList = new ArrayList<>(); userList.add(new UserInfo("小明", "男", "18", "2024-07-22", "440000000000001111")); userList.add(new UserInfo("小红", "女", "20", "2024-07-26", "440000000000002222")); userList.add(new UserInfo("小白", "男", "17", "2024-07-24", "440000000000003333")); userList.add(new UserInfo("小蓝", "女", "19", "2024-07-23", "440000000000004444")); userList.add(new UserInfo("小黑", "男", "18", "2024-07-21", "440000000000005555")); Map templateParam = new HashMap<>(5); templateParam.put("date", LocalDate.now()); templateParam.put("total", userList.size()); templateParam.put("userList", userList); wordUtil.generate(response, "/templates", "dynamic_userlist.xml", templateParam, "测试动态列表Word"); } }