feat(文档拆分): 下载导入模板
This commit is contained in:
yjz
+69
-13
@@ -10,8 +10,10 @@ import com.jero.common.constant.enums.LanguageEnum;
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import com.jero.common.constant.enums.YesOrNoEnum;
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import com.jero.common.exception.JeroBootException;
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import com.jero.common.system.vo.LoginUser;
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import com.jero.common.util.FileUtils;
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import com.jero.common.util.MessageUtils;
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import com.jero.common.util.UUIDUtils;
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import com.jero.common.util.ZipUtil;
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import com.jero.modules.laws.common.constant.FieldCommon;
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import com.jero.modules.laws.common.mapper.LawsCommonMapper;
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import com.jero.modules.laws.documenttool.common.DocumentSplitCommon;
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@@ -53,19 +55,20 @@ import org.apache.poi.xssf.usermodel.XSSFWorkbook;
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import org.apache.shiro.SecurityUtils;
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import org.jetbrains.annotations.NotNull;
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import org.springframework.beans.BeanUtils;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.OutputStream;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.text.SimpleDateFormat;
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import java.util.*;
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import java.util.concurrent.atomic.AtomicReference;
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import java.util.stream.Collectors;
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import static java.net.URLEncoder.encode;
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/**
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* @Author: yjz
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* @Date: 2023/10/12/23:03
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@@ -113,6 +116,9 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
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this.sysDictItemService = sysDictItemService;
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}
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@Value("${jero.path.exportExcelTempPath}")
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private String exportExcelTempPath;
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@Override
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public IPage<DocumentSplitInfo> queryByPage(DocumentSplitInfo documentSplitInfo, Integer pageNo, Integer pageSize) {
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// 构建查询条件
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@@ -560,6 +566,7 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
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@Override
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public void downloadImportTemplate(HttpServletRequest request, HttpServletResponse response) {
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try (Workbook workbook = new XSSFWorkbook()){
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String fileName = "拆分导入模版下载.xlsx";
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// sheet页
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XSSFSheet sheet = (XSSFSheet) workbook.createSheet("拆分导入模版");
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// 列宽
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@@ -574,7 +581,7 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
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// 水平、垂直居中
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cellStyle.setAlignment(HorizontalAlignment.CENTER);
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cellStyle.setVerticalAlignment(VerticalAlignment.CENTER);
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// 问本格式
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// 文本格式
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cellStyle.setDataFormat(HSSFDataFormat.getBuiltinFormat("@"));
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for (int i = 0; i < titleArr.length; i++) {
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@@ -602,20 +609,69 @@ public class DocumentSplitServiceImpl implements IDocumentSplitService {
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CellRangeAddress region = new CellRangeAddress(1, 1, 0, 2);
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sheet.addMergedRegion(region);
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// 返回流
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response.setContentType("application/vnd.ms-excel;charset=UTF-8");
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response.setCharacterEncoding("UTF-8");
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response.setHeader("Content-Disposition", "attachment;fileName=" +
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encode("拆分导入模版下载.xlsx", "UTF-8"));
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OutputStream outputStream = response.getOutputStream();
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workbook.write(outputStream);
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outputStream.flush();
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outputStream.close();
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// excel临时保存到本地并在同级创建文件夹
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generateExcel(workbook, fileName);
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// 生成zip文件返回文件流
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ZipUtil.toZip(exportExcelTempPath, response.getOutputStream(), response, true);
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//删除指定文件夹
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FileUtils.deleteFolders(exportExcelTempPath);
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}catch (Exception e){
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throw new JeroBootException("下载文件失败!");
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}
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}
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/**
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* private static void returnOutPutStream(HttpServletResponse response, String fileName, String zipPath) throws IOException {
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* ServletOutputStream outputStream = null;
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* try (InputStream in = Files.newInputStream(Paths.get(zipPath));){
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* response.reset();
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* response.setContentType("application/ostet-stream");
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* response.setHeader("content-type", "application/octet-stream");
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* response.setContentType("application/octet-stream");
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* response.setHeader(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=" + new String((fileName + ".zip").getBytes("GB2312"), StandardCharsets.ISO_8859_1));
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* response.setCharacterEncoding("UTF-8");
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* outputStream = response.getOutputStream();
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* //创建存放文件内容的数组
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* byte[] buff = new byte[1024];
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* //所读取的内容使用n来接收
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* int n;
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* //当没有读取完时,继续读取,循环
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* while ((n = in.read(buff)) != -1) {
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* //将字节数组的数据全部写入到输出流中
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* outputStream.write(buff, 0, n);
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* }
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* //强制将缓存区的数据进行输出
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* outputStream.println();
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* }
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* outputStream.close();
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* }
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*
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*/
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private void generateExcel(Workbook workbook, String fileName) throws IOException {
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File saveFile = new File(exportExcelTempPath);
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// 导出路径 没有则创建
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if (!saveFile.exists()) {
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saveFile.mkdirs();
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}
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// 生成excel文件路径
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String excelPath = exportExcelTempPath + File.separator + fileName;
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// 写出excel文件
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try (FileOutputStream fos = new FileOutputStream(excelPath)){
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workbook.write(fos);
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// 同级创建文件夹
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File savePaperFile = new File(exportExcelTempPath+ File.separator + "外部资源");
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if (!savePaperFile.exists()) {
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savePaperFile.mkdirs();
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}
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}catch (Exception e){
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throw new JeroBootException(e.getMessage());
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}
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}
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@Override
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public List<SarFileSplitItemsValEO> queryInterpretationArticlesList(String itemId) {
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return documentSplitMapper.queryItemsValByItemId(itemId, DocumentSplitCommon.INTERPRETATION);
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