Use freemarker to export word template download

Table of contents

1. Import the jar package

2. Make a template

3. Code application

4. Test

1. Import the jar package

        <dependency>
            <groupId>org.freemarker</groupId>
            <artifactId>freemarker</artifactId>
            <version>2.3.30</version>
        </dependency>

2. Make a template

1. Fill in the template with dynamic parameters personName, phone, address

1. Save the file as xml format

3. Use notepad or other text tools to open the xml format file, search for the parameters just entered, and put the parameters in ${}

4. After saving, modify the suffix of the file directly to ftl

Even if the template is made, just write the code later

3. Code application

control layer

package com.xinke.sunshine_ebid.webapp;

import com.xinke.sunshine_ebid.service.TestService;
import org.springframework.web.bind.annotation.CrossOrigin;
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;

@CrossOrigin
@RestController
@RequestMapping(value = "/Test")
public class TestController {
    @Resource
    private TestService testService;

    /**
     * 使用freemarker导出word模板
     * @param response
     * @throws Exception
     */
    @GetMapping("/test2")
    public void recordSheetWord2(HttpServletResponse response) throws Exception{
        testService.test2(response);
    }
}

business logic layer

package com.xinke.sunshine_ebid.service;

import com.xinke.sunshine_ebid.common.utils.CustomXWPFDocument;
import com.xinke.sunshine_ebid.common.utils.WordUtil;
import freemarker.template.Configuration;
import freemarker.template.Template;
import org.apache.poi.xwpf.usermodel.*;
import org.springframework.stereotype.Service;

import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Writer;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.util.HashMap;
import java.util.Map;

@Service
public class TestService {

    public void test2(HttpServletResponse response) throws Exception{
        Map<String, Object> params = new HashMap<>();

        params.put("personName","测试姓名");
        params.put("phone","18888888888");
        params.put("address","凡尔赛");

        // 需要设置的文件名
        String fileName = "文件名称";
        // 模板的文件名
        String filePath = "test2.ftl";
        response.setContentType("application/msword");
        response.setCharacterEncoding(StandardCharsets.UTF_8.name());
        response.setContentType("application/x-zip-compressed");
        response.setHeader("Content-disposition", "attachment;filename=" + URLEncoder.encode(fileName,"UTF-8") + ".docx");

        //创建配置实例
        Configuration configuration = new Configuration();
        //设置编码
        configuration.setDefaultEncoding("UTF-8");
        // 模板所在文件位置
        configuration.setDirectoryForTemplateLoading(new File("fileRecord/template/word"));
        //获取模板
        Template template = configuration.getTemplate(filePath,"UTF-8");
        // 也可以修改成生成文件存放在本地
        Writer out = response.getWriter();
        //生成文件
        template.process(params, out);
        //关闭流
        out.flush();
        out.close();

    }
}

Example of template storage location

4. Test

Call the local interface for testing: localhost:port number/Test/test2

Export succeeded