工业测量
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191
src/main/java/com/xkrs/util/ExcelUploadUtil.java
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191
src/main/java/com/xkrs/util/ExcelUploadUtil.java
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package com.xkrs.util;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.web.multipart.MultipartFile;
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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.io.InputStream;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import java.util.UUID;
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/**
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* @author XinYi Song
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*/
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public class ExcelUploadUtil {
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public static Logger log = LoggerFactory.getLogger(ExcelUploadUtil.class);
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/**
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* 上传单张图片
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* @param fileExcel
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* @return
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* @throws IOException
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*/
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public static String memoryFile(MultipartFile fileExcel) throws IOException {
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//String uploadPath = "http://139.199.98.175:2088/wfTaskImage/";
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String uploadPath = "http://192.168.2.9:2088/";
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//获取原始文件名
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String originalFilename = fileExcel.getOriginalFilename();
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if (originalFilename != null && !"".equals(originalFilename)) {
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//找到 . 的位置
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int index = originalFilename.lastIndexOf(".");
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//根据 . 的位置进行分割，拿到文件后缀名
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String suffix = originalFilename.substring(index);
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//uuid生成新的文件名
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String newName = UUID.randomUUID().toString() + suffix;
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//将图片保存到本地/usr/etc/images/Folder
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//File file = new File("E:/shoptest/");
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File file = new File("/home/sxy/server/industrial_measurement/excel/");
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if (!file.exists()) {
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file.mkdirs();
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}
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//String path = "E:/shoptest/" + newName;
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String path = "/home/sxy/server/industrial_measurement/excel/" + newName;
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String uploadsImage = uploadPath + newName;
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//实现上传
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fileExcel.transferTo(new File(path));
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return path;
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}
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return null;
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}
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/**
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* 以文件形式，批量上传图片
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* @param files
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* @return
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* @throws IOException
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*/
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/*public static List<FireTaskPhoto> uploadImage(MultipartFile[] files, String fireCode) throws IOException {
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//String uploadPath = "http://139.199.98.175:2099/forestTaskImage/";
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String uploadPath = "http://118.24.27.47:2088/";
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String newName = "";
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String oldName = "";
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List<FireTaskPhoto> fireTaskPhotos = new ArrayList<>();
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for(MultipartFile file : files){
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//获取file图片名称
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oldName = file.getOriginalFilename();
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//找到 . 的位置
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int index = oldName.lastIndexOf(".");
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//根据 . 的位置进行分割，拿到文件后缀名
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String suffix = oldName.substring(index);
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//uuid生成新的文件名
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newName = UUID.randomUUID().toString() + suffix;
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//将图片保存到本地/usr/etc/images/Folder
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File file1 = new File("/home/sxy/server/fire_point/firePointImage/");
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//File file1 = new File("E:/file/work/image/");
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if (!file1.exists()) {
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file1.mkdirs();
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}
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String path = "/home/sxy/server/fire_point/firePointImage/" + newName;
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//String path = "E:/file/work/image/" + newName;
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String uploadPaths = "/firePointImage/" + newName;
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//实现上传
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file.transferTo(new File(path));
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FireTaskPhoto fireTaskPhoto = new FireTaskPhoto();
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fireTaskPhoto.setPhotoFireCode(fireCode);
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fireTaskPhoto.setTaskPhoto(uploadPaths);
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fireTaskPhotos.add(fireTaskPhoto);
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}
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return fireTaskPhotos;
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}*/
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/**
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* 删除本地或服务器储存的图片
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* @param path
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* @return
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*/
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public static String delFile(String path){
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String resultInfo = null;
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int lastIndexOf = path.lastIndexOf("/");
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String imgPath = path.substring(lastIndexOf + 1,path.length());
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System.out.println(imgPath);
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imgPath = "/usr/local/etc/images/" + imgPath;
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// img_path = "/usr/etc/images/Folder/" + img_path;
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File file = new File(imgPath);
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if(file.exists()){
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if(file.delete()){
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resultInfo = "删除成功！";
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}else {
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resultInfo = "删除失败！";
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}
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}else {
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resultInfo = "文件不存在";
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}
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return resultInfo;
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}
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/**
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* 通过图片路径解析 ，上传保存
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* @param listImgSrc
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* @return
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*/
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public static List downloadImage(List<String> listImgSrc) {
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try {
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List list = new ArrayList();
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//开始时间
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Date beginDate = new Date();
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for (String url : listImgSrc) {
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//开始时间
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Date beginDate2 = new Date();
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String imageName = url.substring(url.lastIndexOf("/") + 1, url.length());
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URL uri = new URL(url);
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InputStream in = uri.openStream();
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//String pathUpload = "E:/img/" + imageName;
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String pathUpload = "/home/web/wf-fire-service/wfimage/" + imageName;
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FileOutputStream fo = new FileOutputStream(new File(pathUpload));
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byte[] buf = new byte[1024];
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int length = 0;
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log.info("-------开始下载:" + url);
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while ((length = in.read(buf, 0, buf.length)) != -1) {
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fo.write(buf, 0, length);
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}
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in.close();
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fo.close();
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list.add(imageName);
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log.info(imageName + "------下载完成");
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//结束时间
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Date overDate2 = new Date();
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double time = overDate2.getTime() - beginDate2.getTime();
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log.info("-----耗时：" + time / 1000 + "s");
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}
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Date overDate = new Date();
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double time = overDate.getTime() - beginDate.getTime();
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log.info("======总耗时：" + time / 1000 + "s");
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return list;
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} catch (Exception e) {
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log.info("++++++下载失败");
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}
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return null;
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}
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/**
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* 删除本地文件夹图片
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* @param url
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*/
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public static void deleteImage(String url){
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File file=new File(url);
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//判断file是否是文件目录 若是返回TRUE
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if (file.isDirectory()){
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//name存储file文件夹中的文件名
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String[] name =file.list();
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for (int i=0; i<name.length; i++){
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//此时就可得到文件夹中的文件
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File f=new File(url, name[i]);
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//删除文件
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f.delete();
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}
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}
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}
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}
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68
src/main/java/com/xkrs/util/ExportExcel.java
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68
src/main/java/com/xkrs/util/ExportExcel.java
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package com.xkrs.util;
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import net.sf.jxls.transformer.XLSTransformer;
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import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
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import java.io.*;
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import java.util.Map;
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/**
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* @Author: XinYi Song
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* @Date: 2022/1/17 8:56
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*/
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public class ExportExcel {
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/**
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* 最简单的填充
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*
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* @since 2.1.1
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*/
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/*public static String simpleFill(Map<String, String> map,String templateFileName) {
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String s = System.currentTimeMillis() + ".xlsx";
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// 方案2 根据Map填充
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String fileName = "/usr/local/excel/" + s;
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//String fileName = "E:\\shoptest\\" + s;
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// 这里 会填充到第一个sheet， 然后文件流会自动关闭
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ExcelWriterBuilder write = EasyExcel.write(fileName);
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ExcelWriterBuilder excelWriterBuilder = write.withTemplate(templateFileName);
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ExcelWriter build = excelWriterBuilder.build();
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WriteSheet writeSheet = EasyExcel.writerSheet().build();
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build.fill(map,writeSheet);
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build.finish();
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//EasyExcel.write(fileName).withTemplate(templateFileName).sheet().doFill(map);
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return "http://118.24.27.47:2088/excel/"+s;
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//return "http://192.168.2.139/"+s;
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}*/
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public static String exportToProveExcel(Map<String, String> dataMap, String srcFilePath) throws IOException, InvalidFormatException {
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String s = System.currentTimeMillis() + ".xlsx";
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//String path = "E:/shop/"+s;
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String path = "/home/sxy/server/industrial_measurement/excel/" + s;
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// 开始转换。利用 transformer 转到Excel
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XLSTransformer transformer = new XLSTransformer();
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// 参数：srcFilePath：模板源文件 cMap：需要导出的数据 destFile.getAbsolutePath()：下载的目标文件
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transformer.transformXLS(srcFilePath, dataMap, path);
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//return "http://192.168.2.139/"+s;
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return "http://118.24.27.47:2088/excel/"+s;
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}
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/*public static void main(String[] args) throws IOException, InvalidFormatException {
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// 模板注意 用{} 来表示你要用的变量 如果本来就有"{","}" 特殊字符 用"\{","\}"代替
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String templateFileName = TestFileUtil.getPath() + "templates" + File.separator + "test.xlsx";
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Map<String, String> map = new HashMap<String, String>();
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map.put("name", "张三");
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map.put("sex", "男");
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//simpleFill(map,templateFileName);
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HttpServletResponse response = null;
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String s = exportToProveExcel(map);
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System.out.println(s);
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}*/
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}
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48
src/main/java/com/xkrs/util/Query.java
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48
src/main/java/com/xkrs/util/Query.java
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package com.xkrs.util;
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import com.xkrs.dao.DataDictDao;
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import com.xkrs.model.entity.DataDict;
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import org.springframework.data.jpa.domain.Specification;
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import org.springframework.stereotype.Component;
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import org.springframework.web.bind.annotation.RequestParam;
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import javax.annotation.Resource;
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import javax.persistence.criteria.CriteriaBuilder;
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import javax.persistence.criteria.CriteriaQuery;
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import javax.persistence.criteria.Predicate;
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import javax.persistence.criteria.Root;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* @Author: XinYi Song
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* @Date: 2022/1/19 13:56
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*/
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@Component
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public class Query {
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@Resource
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private DataDictDao dataDictDao;
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/**
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* 动态多条件查询字典信息
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* @return
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*/
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public List<DataDict> selectDataDict(String dictChineseName,String dictEnglishName) {
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Specification<DataDict> specification = new Specification<DataDict>() {
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@Override
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public Predicate toPredicate(Root<DataDict> root, CriteriaQuery<?> criteriaQuery, CriteriaBuilder criteriaBuilder) {
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List<Predicate> list = new ArrayList<>();
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if(dictChineseName != null && !"".equals(dictChineseName)){
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list.add(criteriaBuilder.equal(root.get("dictChineseName").as(String.class), dictChineseName));
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}
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if(dictEnglishName != null && !"".equals(dictEnglishName)){
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list.add(criteriaBuilder.equal(root.get("dictEnglishName").as(String.class), dictEnglishName));
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}
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Predicate[] predicates = new Predicate[list.size()];
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return criteriaBuilder.and(list.toArray(predicates));
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}
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};
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return dataDictDao.findAll(specification);
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}
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}
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38
src/main/java/com/xkrs/util/TestFileUtil.java
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38
src/main/java/com/xkrs/util/TestFileUtil.java
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package com.xkrs.util;
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import java.io.File;
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import java.io.InputStream;
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/**
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* @Author: XinYi Song
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* @Date: 2022/1/17 9:29
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*/
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public class TestFileUtil {
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public static InputStream getResourcesFileInputStream(String fileName) {
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return Thread.currentThread().getContextClassLoader().getResourceAsStream("" + fileName);
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}
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public static String getPath() {
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return TestFileUtil.class.getResource("/").getPath();
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}
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public static File createNewFile(String pathName) {
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File file = new File(getPath() + pathName);
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if (file.exists()) {
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file.delete();
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} else {
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if (!file.getParentFile().exists()) {
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file.getParentFile().mkdirs();
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}
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}
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return file;
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}
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public static File readFile(String pathName) {
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return new File(getPath() + pathName);
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}
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public static File readUserHomeFile(String pathName) {
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return new File(System.getProperty("user.home") + File.separator + pathName);
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}
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}
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