1.應用場景,java下載world定製模板,並自動填充參數時使用
1.1 使用技術 SpringMVC
2.先看我的模板截圖
紅色方框爲自己定義的一些參數
3.請求的Action
@SuppressWarnings("deprecation")
@RequestMapping(value = "down-talk-word")
public void down_talk_word(ModelMap model,approvalModel query,HttpServletResponse response, HttpServletRequest request) throws IOException{
response.reset();
String logoRealPathDir = request.getSession().getServletContext().getRealPath("//modile//TSC-talk-record.docx");//獲取文檔路徑
TempleWordUtil xwpfTUtil=null; //聲明工具類
XWPFDocument doc=null; //僅支持2007之後的版本 需要引入poi包 import org.apache.poi.xwpf.usermodel.XWPFDocument;
InputStream is = null;
OutputStream os=null;
try {
//查詢員工基本信息
EmployeeModel employeeInfo=employeeService.getEmployeeOrganization(query.getEmployeeCode());
Map<String, Object> params=null;
/*存入替換模板數據*/
params = new HashMap<String, Object>();
params.put("${name}",employeeInfo.getName());
params.put("${sectionName}", employeeInfo.getSectionName());
params.put("${directManager}", employeeInfo.getDirectManager());
params.put("${employeeCode}",employeeInfo.getEmployeeCode());
params.put("${positionCode}", employeeInfo.getPositionCode());
xwpfTUtil = new TempleWordUtil();
is = new FileInputStream(logoRealPathDir);
doc = new XWPFDocument(is);
xwpfTUtil.replaceInTable(doc, params); //下方定義的工具類,用於替換word文檔中定義的參數
//替換表格裏面的變量
xwpfTUtil.replaceInTable(doc, params);
os = response.getOutputStream();
} catch (Exception e) {
e.printStackTrace();
}finally{
//設置數據類型
response.setContentType("application/vnd.ms-excel");
//設置文件名稱
response.setHeader("Content-Disposition",
"attachment; filename="+ "TSC-talk-record"+java.net.URLEncoder.encode(DateUtil.getExportDate()+ ".docx", "UTF-8"));
doc.write(os);
xwpfTUtil.close(os);
xwpfTUtil.close(is);
os.flush();
os.close();
}
}
4.工具類
package common.util;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.apache.poi.xwpf.usermodel.XWPFParagraph;
import org.apache.poi.xwpf.usermodel.XWPFRun;
import org.apache.poi.xwpf.usermodel.XWPFTable;
import org.apache.poi.xwpf.usermodel.XWPFTableCell;
import org.apache.poi.xwpf.usermodel.XWPFTableRow;
public class TempleWordUtil {
/**
* 替換段落裏面的變量
*
* @param doc 要替換的文檔
* @param params 參數
*/
public void replaceInPara(XWPFDocument doc, Map<String, Object> params) {
Iterator<XWPFParagraph> iterator = doc.getParagraphsIterator();//獲取段落
XWPFParagraph para;
while (iterator.hasNext()) {
para = iterator.next();
this.replaceInPara(para, params);
}
}
/**
* 替換段落裏面的變量${}這種格式
*
* @param para 要替換的段落
* @param params 參數
*/
public void replaceInPara(XWPFParagraph para, Map<String, Object> params) {
List<XWPFRun> runs;
Matcher matcher;
if (this.matcher(para.getParagraphText()).find()) {
runs = para.getRuns();
int start = -1;
int end = -1;
String str = "";
for (int i = 0; i < runs.size(); i++) {
XWPFRun run = runs.get(i);
String runText = run.toString();
if ('$' == runText.charAt(0)&&'{' == runText.charAt(1)) {
start = i;
}
if ((start != -1)) {
str += runText;
}
if ('}' == runText.charAt(runText.length() - 1)) {
if (start != -1) {
end = i;
break;
}
}
}
for (int i = start; i <= end; i++) {
para.removeRun(i);
i--;
end--;
}
for (String key : params.keySet()) {
if (str.equals(key)) {
para.createRun().setText((String) params.get(key));
break;
}
}
}
}
/**
* 替換表格裏面的變量
*
* @param doc 要替換的文檔
* @param params 參數
*/
public void replaceInTable(XWPFDocument doc, Map<String, Object> params) {
Iterator<XWPFTable> iterator = doc.getTablesIterator();
XWPFTable table;
List<XWPFTableRow> rows;
List<XWPFTableCell> cells;
List<XWPFParagraph> paras;
while (iterator.hasNext()) {
table = iterator.next();
rows = table.getRows();
for (XWPFTableRow row : rows) {
cells = row.getTableCells();
for (XWPFTableCell cell : cells) {
paras = cell.getParagraphs();
for (XWPFParagraph para : paras) {
this.replaceInPara(para, params);
}
}
}
}
}
/**
* 正則匹配字符串
*
* @param str
* @return
*/
private Matcher matcher(String str) {
Pattern pattern = Pattern.compile("\\$\\{(.+?)\\}", Pattern.CASE_INSENSITIVE);
Matcher matcher = pattern.matcher(str);
return matcher;
}
/**
* 關閉輸入流
*
* @param is
*/
public void close(InputStream is) {
if (is != null) {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
/**
* 關閉輸出流
*
* @param os
*/
public void close(OutputStream os) {
if (os != null) {
try {
os.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
4. 前臺頁面定義下載按鈕,交互下應該就可以了