| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228 |
- package com.goafanti.common.utils;
- import java.io.File;
- import java.io.FileInputStream;
- import java.io.IOException;
- import java.io.InputStream;
- import java.io.OutputStream;
- import java.io.PrintWriter;
- import java.io.UnsupportedEncodingException;
- import java.net.URLEncoder;
- import javax.servlet.http.HttpServletResponse;
- import org.apache.poi.hssf.usermodel.HSSFWorkbook;
- import org.springframework.beans.factory.annotation.Value;
- import org.springframework.web.multipart.MultipartFile;
- import com.goafanti.common.bo.Result;
- public class FileUtils {
- @Value(value = "${upload.private.path}")
- private String uploadPrivatePath = null;
-
-
- /**
- * response 输出JSON
- *
- * @param hresponse
- * @param resultMap
- * @throws IOException
- */
- public void out(HttpServletResponse response, String jsonStr) {
- PrintWriter out = null;
- try {
- response.setHeader("Content-Type", "application/json");
- response.setCharacterEncoding("UTF-8");
- out = response.getWriter();
- out.println(jsonStr);
- } catch (Exception e) {
- LoggerUtils.fmtError(getClass(), e, "输出数据失败");
- } finally {
- if (null != out) {
- out.flush();
- out.close();
- }
- }
- }
- /**
- * Excel报表导出
- *
- * @param response
- * @param fileName
- * @param workbook
- */
- public void downloadExcel(HttpServletResponse response, String fileName, HSSFWorkbook workbook) {
- String fn = null;
- try {
- fn = URLEncoder.encode(fileName, "UTF-8");
- } catch (UnsupportedEncodingException e1) {
- fn = fileName;
- }
- response.setContentType("application/x-download;charset=UTF-8");
- response.setHeader("Content-Disposition", "attachment; filename=\"" + fn + "\";");
- OutputStream out = null;
- try {
- out = response.getOutputStream();
- workbook.write(out);
- } catch (IOException e) {
- LoggerUtils.fmtError(getClass(), e, "输出Excel失败");
- } finally {
- if (null != out) {
- try {
- out.flush();
- out.close();
- } catch (IOException e) {
- out = null;
- }
- }
- }
- }
- /**
- * 根据上传文件 拼接fileName
- *
- * @param mf
- * @param isPrivate
- * @param sign
- * @param path
- * @return
- */
- public static String mosaicFileName(MultipartFile mf, boolean isPrivate, String sign, String path, String uid) {
- String suffix = mf.getOriginalFilename().substring(mf.getOriginalFilename().lastIndexOf("."));
- boolean uniq = false;
- if (sign.indexOf("protocol") != -1 || sign.indexOf("achievement") != -1 || sign.indexOf("honor") != -1){
- uniq = true;
- }
- String fileName = "";
- if (isPrivate || sign != "") {
- if (uniq){
- fileName = path + uid + "/" + System.nanoTime()+ "_" + sign + suffix;
- } else {
- fileName = path + uid + "/" + sign + suffix;
- }
- } else {
- fileName = path + System.nanoTime() + suffix;
- }
- return fileName;
- }
- /**
- * 获取下载文件名称
- *
- * @param path
- * @return
- */
- public static String getDownloadFileName(String path) {
- if (StringUtils.isBlank(path)) {
- return null;
- }
- String fileName = "";
- String prefix = "";
- String suffix = path.substring(path.lastIndexOf("."));
- if (path.indexOf("patent_prory_statement") != -1) {
- prefix = "专利代理委托书";
- }
- if (path.indexOf("patent_writing") != -1) {
- prefix = "专利稿件";
- }
- if (path.indexOf("authorization_notice") != -1) {
- prefix = "授权通知书";
- }
- if (path.indexOf("patent_certificate") != -1) {
- prefix = "专利证书";
- }
- if (path.indexOf("roster") != -1) {
- prefix = subStr(path) + "花名册";
- }
- if (path.indexOf("social_security") != -1) {
- prefix = subStr(path) + "社保情况";
- }
- if (path.indexOf("honor") != -1) {
- prefix = "企业荣誉及材料证明";
- }
- if (path.indexOf("achievement") != -1) {
- prefix = "科技成果";
- }
- if (path.indexOf("institution") != -1) {
- prefix = "技术中心制度";
- }
- if (path.indexOf("protocol") != -1) {
- prefix = "技术协议";
- }
- if (path.indexOf("finance") != -1) {
- prefix = subStr(path) + "财务报表";
- }
- if (path.indexOf("ratepay") != -1) {
- prefix = subStr(path) + "纳税申报表";
- }
- fileName = prefix + suffix;
- return fileName;
- }
-
-
- /**
- * 下载文件
- * @param res
- * @param fileName
- * @param response
- * @param path
- * @param request
- * @return
- */
- public Result downloadFile(Result res, String fileName, HttpServletResponse response, String path) {
- String fileSaveRootPath = uploadPrivatePath + path;
- InputStream in = null;
- OutputStream out = null;
- byte[] buffer = new byte[8 * 1024];
- try {
- File file = new File(fileSaveRootPath);
- in = new FileInputStream(file);
- out = response.getOutputStream();
- // 设置文件MIME类型
- response.setContentType("application/octet-stream");
- response.setHeader("Content-Disposition", "attachment; filename=" + fileName);
- for (;;) {
- int bytes = in.read(buffer);
- if (bytes == -1) {
- break;
- }
- out.write(buffer, 0, bytes);
- }
- } catch (IOException e) {
- LoggerUtils.fmtError(getClass(), e, "IO错误:%s", e.getMessage());
- } finally {
- try {
- in.close();
- } catch (IOException e) {
- LoggerUtils.fmtError(getClass(), e, "IO错误:%s", e.getMessage());
- }
- try {
- out.close();
- } catch (IOException e) {
- LoggerUtils.fmtError(getClass(), e, "IO错误:%s", e.getMessage());
- }
- }
- return res;
- }
- // year
- private static String subStr(String s) {
- return "企业" + s.substring(s.lastIndexOf("_") + 1, s.lastIndexOf("."));
- }
- }
|