导入相关jar
由于升级过版本导致其他模板不能正常生成，所以jar包保持在这个版本
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.13</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.15</version>
</dependency>工具类
package com.xinke.sunshine_ebid.common.utils;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.xwpf.usermodel.*;
import java.io.*;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class WordUtil {
public void addBreakInCell(XWPFTableCell cell) {
if (cell.getText() != null && cell.getText().contains("\n")) {
for (XWPFParagraph paragraph : cell.getParagraphs()) {
paragraph.setAlignment(ParagraphAlignment.LEFT);
for (XWPFRun run : paragraph.getRuns()) {
if (run.getText(0) != null && run.getText(0).contains("\n")) {
String[] lines = run.getText(0).split("\n");
if (lines.length > 0) {
// set first line into XWPFRun
run.setText(lines[0], 0);
for (int i = 1; i < lines.length; i++) {
// add break and insert new text
run.addBreak();
run.setText(lines[i]);
}
}
}
}
}
}
}
/**
* 替换段落里面的变量
*
* @param doc 要替换的文档
* @param params 参数
* @throws FileNotFoundException
* @throws InvalidFormatException
*/
public void replaceInPara(CustomXWPFDocument doc, Map<String, Object> params) throws InvalidFormatException, FileNotFoundException {
Iterator<XWPFParagraph> iterator = doc.getParagraphsIterator();
XWPFParagraph para;
while (iterator.hasNext()) {
para = iterator.next();
this.replaceInPara(para, params,doc);
}
}
/**
* 替换段落里面的变量
*
* @param para 要替换的段落
* @param params 参数
* @throws FileNotFoundException
* @throws InvalidFormatException
*/
public void replaceInPara(XWPFParagraph para, Map<String, Object> params, CustomXWPFDocument doc) throws InvalidFormatException, FileNotFoundException {
List<XWPFRun> runs;
Matcher matcher;
if (this.matcher(para.getParagraphText()).find()) {
runs = para.getRuns();
int start = -1;
int end = -1;
String str = "";
String text= "";
for (int i = 0; i < runs.size(); i++) {
text += runs.get(i).toString();
}
for (int i = 0; i < runs.size(); i++) {
XWPFRun run = runs.get(i);
System.out.println("------>>>>>>>>>" + text);
if (text.contains("$")) {
start = text.indexOf("$");
}
if ((start != -1)) {
str += text.substring(text.indexOf("$"), text.length()).trim();
String paraList=runs.toString();
System.out.println("未删除前"+paraList);
Object[] runArr = runs.toArray();
int size=runs.size();
int $Index=0;
for (int j = 0; j < runArr.length; j++) {
if (runArr[j].toString().contains("$")) {
$Index=j;
break;
}
}
int startIn=$Index;
while (startIn<runs.size()) {
para.removeRun(startIn);
System.out.println("删除中"+para.getRuns());
}
System.out.println("删除后"+para.getRuns());
}
if ('}' == text.charAt(text.length() - 1)) {
if (start != -1) {
end = text.length() - 1;
break;
}
}
}
System.out.println("start--->"+start);
System.out.println("end--->"+end);
System.out.println("str---->>>" + str);
for (String key : params.keySet()) {
if (str.equals(key)) {
if(str.indexOf("@")==-1){
String value= params.get(key).toString();
para.createRun().setText(value);
break;
}else{
String value= params.get(key).toString();
int length = para.getRuns().size();
if (length > 0) {
for (int i = (length - 1); i >= 0; i--) {
para.removeRun(i);
}
}
String blipId = doc.addPictureData(new FileInputStream(new File(value)), CustomXWPFDocument.PICTURE_TYPE_PNG);
doc.createPicture(blipId,doc.getNextPicNameNumber(CustomXWPFDocument.PICTURE_TYPE_PNG), 550, 250,para);
break;
}
}
}
}
}
/**
* 替换表格里面的变量
*
* @param doc 要替换的文档
* @param params 参数
* @throws FileNotFoundException
* @throws InvalidFormatException
*/
public void replaceInTable(CustomXWPFDocument doc, Map<String, Object> params) throws InvalidFormatException, FileNotFoundException {
Iterator<XWPFTable> iterator = doc.getTablesIterator();
XWPFTable table;
List<XWPFTableRow> rows;
List<XWPFTableCell> cells;
List<XWPFParagraph> paras;
while (iterator.hasNext()) {
table = iterator.next();
rows = table.getRows();
for (XWPFTableRow row : rows) {
cells = row.getTableCells();
for (XWPFTableCell cell : cells) {
paras = cell.getParagraphs();
for (XWPFParagraph para : paras) {
this.replaceInPara(para, params,doc);
}
}
}
}
}
/**
* 正则匹配字符串
*
* @param str
* @return
*/
private Matcher matcher(String str) {
Pattern pattern = Pattern.compile("\\$\\{(.+?)\\}", Pattern.CASE_INSENSITIVE);
Matcher matcher = pattern.matcher(str);
return matcher;
}
/**
* 关闭输入流
*
* @param is
*/
public void close(InputStream is) {
if (is != null) {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
/**
* 关闭输出流
*
* @param os
*/
public void close(OutputStream os) {
if (os != null) {
try {
os.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public boolean checkText(String text) {
boolean check = false;
if (text.indexOf("$") != -1) {
check = true;
}
return check;
}
public String changeValue(String value, Map<String, Object> textMap) {
Set<Map.Entry<String, Object>> textSets = textMap.entrySet();
for (Map.Entry<String, Object> textSet : textSets) {
// 匹配模板与替换值 格式${key}
String key = "${" + textSet.getKey() + "}";
if (value.indexOf(key) != -1) {
value = textSet.getValue().toString();
}
}
// 模板未匹配到区域替换为空
if (checkText(value)) {
value = "";
}
return value;
}
}
代码应用
控制层
@GetMapping("/test")
public void recordSheetWord(HttpServletResponse response) throws Exception{
testService.test(response);
} 业务层，需要换行的话追加/n
package com.xinke.sunshine_ebid.service;
import com.xinke.sunshine_ebid.common.utils.CustomXWPFDocument;
import com.xinke.sunshine_ebid.common.utils.WordUtil;
import org.apache.poi.xwpf.usermodel.*;
import org.springframework.stereotype.Service;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.util.HashMap;
import java.util.Map;
@Service
public class TestService {
public void test(HttpServletResponse response) throws Exception{
Map<String, Object> params = new HashMap<>();
params.put("${test1}","参数111");
params.put("${test2}","参数222");
// 导出word的设置
InputStream is;
CustomXWPFDocument doc;
// spring项目使用此方法获取创建文件
is = Files.newInputStream(new File("fileRecord/template/word/test.docx").toPath());
// springboot项目使用次方法
// is = FileUtil.class.getClassLoader().getResourceAsStream(ConfigConstant.JD_RECTIFICATION_RECORD);
doc = new CustomXWPFDocument(is);
WordUtil xwpfTUtil = new WordUtil();
xwpfTUtil.replaceInPara(doc, params);
xwpfTUtil.replaceInTable(doc, params);
for (XWPFTable table : doc.getTables()) {
for (XWPFTableRow row : table.getRows()) {
for (XWPFTableCell cell : row.getTableCells()) {
//单元格 : 直接cell.setText()只会把文字加在原有的后面，删除不了文字
xwpfTUtil.addBreakInCell(cell);
}
}
}
//此处不指定下载目录，默认到用户本地的下载文件下
OutputStream os = response.getOutputStream();
response.setContentType("application/vnd.ms-excel");
// 文件名
String fileName = "文件名";
response.setCharacterEncoding(StandardCharsets.UTF_8.name());
response.setContentType("application/x-zip-compressed");
response.setHeader("Content-disposition", "attachment;filename=" + URLEncoder.encode(fileName, "UTF-8") +
".docx");
doc.write(os);
xwpfTUtil.close(os);
xwpfTUtil.close(is);
os.flush();
os.close();
}
}
模板位置
输出结果
链接调用
localhost:本地端口/Test/test
有问题可咨询