Java实现读取Word模板文档并替换内容生成新文档

<dependencies>
    <!-- Apache POI 处理 Word 文档 -->
    <dependency>
        <groupId>org.apache.poi</groupId>
        <artifactId>poi-ooxml</artifactId>
        <version>5.2.3</version>
    </dependency>
</dependencies>

import org.apache.poi.xwpf.usermodel.*;
 
import java.io.*;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
 
public class WordTemplateProcessor {
    public static void main(String[] args) {
        try {
            // 读取 Word 模板文件
            FileInputStream fis = new FileInputStream("template.docx");
            XWPFDocument document = new XWPFDocument(fis);
 
            // 准备要替换的数据
            Map<String, String> data = new HashMap<>();
            data.put("{name}", "张三");
            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
            data.put("{date}", sdf.format(new Date()));
 
            // 替换文档中的占位符
            replacePlaceholders(document, data);
 
            // 保存为新的 Word 文档
            FileOutputStream fos = new FileOutputStream("output.docx");
            document.write(fos);
            fos.close();
            fis.close();
 
            System.out.println("新的 Word 文档生成成功！");
        } catch (IOException e) {
            e.printStackTrace();
            System.out.println("生成新的 Word 文档失败：" + e.getMessage());
        }
    }
 
    private static void replacePlaceholders(XWPFDocument document, Map<String, String> data) {
        // 遍历文档中的每个段落
        for (XWPFParagraph paragraph : document.getParagraphs()) {
            // 遍历段落中的每个文本运行对象
            for (XWPFRun run : paragraph.getRuns()) {
                String text = run.getText(0);
                if (text != null) {
                    // 遍历数据映射，替换占位符
                    for (Map.Entry<String, String> entry : data.entrySet()) {
                        String placeholder = entry.getKey();
                        String replacement = entry.getValue();
                        if (text.contains(placeholder)) {
                            text = text.replace(placeholder, replacement);
                            run.setText(text, 0);
                        }
                    }
                }
            }
        }
    }
}

FileInputStream fis = new FileInputStream("template.docx");
XWPFDocument document = new XWPFDocument(fis);

Map<String, String> data = new HashMap<>();
data.put("{name}", "张三");
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
data.put("{date}", sdf.format(new Date()));

private static void replacePlaceholders(XWPFDocument document, Map<String, String> data) {
    for (XWPFParagraph paragraph : document.getParagraphs()) {
        for (XWPFRun run : paragraph.getRuns()) {
            String text = run.getText(0);
            if (text != null) {
                for (Map.Entry<String, String> entry : data.entrySet()) {
                    String placeholder = entry.getKey();
                    String replacement = entry.getValue();
                    if (text.contains(placeholder)) {
                        text = text.replace(placeholder, replacement);
                        run.setText(text, 0);
                    }
                }
            }
        }
    }
}

FileOutputStream fos = new FileOutputStream("output.docx");
document.write(fos);
fos.close();
fis.close();