package org.jeecg.modules.dnc.utils.file;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.lang3.StringUtils;
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import org.jeecg.common.api.vo.FileUploadResult;
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import org.jeecg.common.util.SHA256Util;
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import org.jeecg.modules.dnc.exception.ExceptionCast;
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import org.jeecg.modules.dnc.utils.date.DateUtil;
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import org.jeecg.modules.dnc.response.DocumentCode;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.mock.web.MockMultipartFile;
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import org.springframework.stereotype.Component;
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import org.springframework.web.multipart.MultipartFile;
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import javax.servlet.http.HttpServletResponse;
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import java.io.*;
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import java.math.BigDecimal;
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import java.net.URLEncoder;
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import java.nio.channels.FileChannel;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.nio.file.StandardCopyOption;
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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.zip.ZipEntry;
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import java.util.zip.ZipOutputStream;
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@Slf4j
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@Component
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public class FileUtilS {
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private static String fileUploadFolder;
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@Value("${fileHomePath}")
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public void setFileUploadFolder(String fileUploadFolder) {
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FileUtilS.fileUploadFolder = fileUploadFolder;
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}
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private static String fileNcFolder;
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@Value("${fileNCPath}")
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public void setFileNCFolder(String fileNcFolder) {
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FileUtilS.fileNcFolder = fileNcFolder;
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}
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private static String addOrDelete;
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@Value("${ncSend.addOrDelete}")
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public void addOrDelete(String addOrDelete) {
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FileUtilS.addOrDelete = addOrDelete;
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}
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/**
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* 方法一:使用 FileWriter 写文件
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* @param filepath 文件目录
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* @param content 待写入内容
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* @throws IOException
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*/
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public static void fileWriterSql(String filepath, String content) throws IOException {
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OutputStreamWriter outputStreamWriter = null;
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try {
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File file = new File(filepath);
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if (!file.exists()){
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file.createNewFile();
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}
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FileOutputStream outputStream = new FileOutputStream(file);
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if (outputStream != null){
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outputStreamWriter = new OutputStreamWriter(outputStream, "utf-8");
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outputStreamWriter.write(content);
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outputStreamWriter.flush();
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}
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}
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catch (IOException e) {
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e.getMessage();
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}
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finally {
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try {
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if (outputStreamWriter != null){
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outputStreamWriter.close();
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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public static boolean copyNcFile(String lastFile,String filePath) {
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String absolutePathSend = lastFile;
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FileChannel in = null;
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FileChannel out = null;
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try{
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in = new FileInputStream(absolutePathSend).getChannel();
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File file = new File(filePath);
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if (!file.getParentFile().exists()){
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//文件夹不存在 生成
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file.getParentFile().mkdirs();
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}
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out = new FileOutputStream(filePath, true).getChannel();
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out.transferFrom(in, 0, in.size());
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try {
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Thread.sleep(50);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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in.close();
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out.close();
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}
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catch (IOException e) {
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e.printStackTrace();
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try {
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if (in != null) {
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in.close();
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}
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if (out != null) {
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out.close();
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}
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} catch (IOException e1) {
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e1.printStackTrace();
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}
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return false;
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}finally {
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try {
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if (in != null) {
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in.close();
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}
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if (out != null) {
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out.close();
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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return true;
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}
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/**
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* 新建文件夹
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* @param path
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* @return
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*/
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public static boolean saveFileFromPath(String path) {
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if (StringUtils.isEmpty(path)) {
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return false;
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}
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String absolutePath = fileNcFolder + "/" + path ;
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try {
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boolean b = new File(absolutePath).mkdirs();
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return b;
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}catch (Exception e) {
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return false;
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}
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}
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/**
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* 新建文件夹
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* @param path
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* @return
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*/
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public static boolean saveDeviceFromPath(String path) {
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if (StringUtils.isEmpty(path)) {
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return false;
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}
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String absolutePathSend = fileNcFolder + "/" + path + "/send" ;
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String absolutePathRec = fileNcFolder + "/" + path + "/rec" ;
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try {
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boolean b = new File(absolutePathSend).mkdirs();
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boolean c = new File(absolutePathRec).mkdirs();
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return b;
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}catch (Exception e) {
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return false;
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}
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}
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/**
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* 修改文件夹
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* @param path
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* @return
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*/
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public static boolean updateFileFromPath(String path,String lastPathName) {
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if (StringUtils.isEmpty(path)) {
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return false;
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}
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String absolutePathLast = fileNcFolder + "/" + lastPathName ;
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String absolutePathNew = fileNcFolder + "/" + path ;
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try {
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boolean b = new File(absolutePathLast).renameTo(new File(absolutePathNew));
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return b;
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}catch (Exception e) {
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return false;
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}
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}
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public static boolean uploadFileSend(MultipartFile file,String path) {
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if(file == null || file.isEmpty()) {
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return false;
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}
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//绝对路径
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String absolutePath = fileNcFolder + "/" + path + "/send/";
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String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
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// 目标文件路径+文件名
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String targetFile = absolutePath + file.getOriginalFilename() ;
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File toFile = new File(targetFile);
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if (!toFile.getParentFile().exists()) {
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toFile.mkdirs();
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}
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try {
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file.transferTo(toFile);
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} catch (Exception e) {
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e.printStackTrace();
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return false;
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}
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return true;
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}
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/**
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* file转MultipartFile
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*
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* @param file file
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* @return MultipartFile
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*/
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public static MultipartFile fileToMultipartFile(File file) {
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MultipartFile result = null;
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if (null != file) {
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try (FileInputStream input = new FileInputStream(file)) {
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result = new MockMultipartFile(file.getName().concat("temp"), file.getName(), "text/plain", input);
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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return result;
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}
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public static boolean copyFileRec(String lastFile) {
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String absolutePathSend = lastFile;
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//字符串替换
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String absolutePathSendNotFile = lastFile.replace("\\rec\\","\\bak_rec\\");
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String fileNameNoPath = (new File(lastFile)).getName();
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String suffix = getFileSuffix(fileNameNoPath);
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Integer recNum = absolutePathSendNotFile.lastIndexOf(fileNameNoPath);
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if (suffix == null) {
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absolutePathSendNotFile = absolutePathSendNotFile.substring(0,recNum) + fileNameNoPath+ "-" +
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DateUtil.format(DateUtil.getNow(),DateUtil.STR_DATE_TIME_FULL);
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/* absolutePathSendNotFile = absolutePathSendNotFile.replace(fileNameNoPath,
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fileNameNoPath + "-" +DateUtil.format(DateUtil.getNow(),DateUtil.STR_DATE_TIME_FULL));*/
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} else {
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String name = fileNameNoPath.replace("." + suffix,"");
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absolutePathSendNotFile = absolutePathSendNotFile.substring(0,recNum) + name+ "-" +
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DateUtil.format(DateUtil.getNow(),DateUtil.STR_DATE_TIME_FULL) + "." + suffix;
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}
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try{
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FileChannel in = new FileInputStream(absolutePathSend).getChannel();
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File file = new File(absolutePathSendNotFile);
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if (!file.getParentFile().exists()){
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//文件夹不存在 生成
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file.getParentFile().mkdirs();
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}
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FileChannel out = new FileOutputStream(absolutePathSendNotFile, true).getChannel();
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out.transferFrom(in, 0, in.size());
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in.close();
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out.close();
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return true;
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}
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catch (IOException e) {
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e.printStackTrace();
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return false;
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}
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}
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public static boolean fileRecDelete(String lastFile) {
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String absolutePathSend = lastFile;
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Path path = Paths.get(lastFile);
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try {
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System.gc();
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Files.delete(path);
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} catch (IOException e) {
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e.printStackTrace();
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}
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try{
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File file = new File(lastFile);
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file.delete();
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return true;
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}
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catch (Exception e) {
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e.printStackTrace();
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return false;
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}
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}
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public static Boolean deleteFile(File file) {
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//判断文件不为null或文件目录存在
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if (file == null || !file.exists()) {
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System.out.println("文件删除失败,请检查文件是否存在以及文件路径是否正确");
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return false;
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}
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//获取目录下子文件
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File[] files = file.listFiles();
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//遍历该目录下的文件对象
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for (File f : files) {
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//判断子目录是否存在子目录,如果是文件则删除
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if (f.isDirectory()) {
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//递归删除目录下的文件
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deleteFile(f);
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} else {
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//文件删除
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f.delete();
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//打印文件名
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System.out.println("文件名：" + f.getName());
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}
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}
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//文件夹删除
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file.delete();
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System.out.println("目录名：" + file.getName());
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return true;
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}
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public static boolean copyFile(String lastFile ,String newFile, String fileName) {
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String absolutePathSend = fileNcFolder + "/" + newFile + "/send/" + fileName;
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String absolutePathSendNotFile = fileNcFolder + "/" + newFile + "/send/";
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String absolutePath = fileUploadFolder + "/" + lastFile;
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try{
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File toFile = new File(absolutePathSendNotFile);
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if("true".equals(addOrDelete)) {
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deleteFile(toFile);
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}
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toFile.mkdirs();
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FileChannel in = new FileInputStream(absolutePath).getChannel();
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//查询文件是否存在
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File file = new File(absolutePathSend);
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//判断文件或文件夹是否存在
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boolean flag = file.exists();
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if(flag) {
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//文件存在就要删除文件
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System.gc();
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file.delete();
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}
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String suffix = FileUtilS.getFileSuffix(fileName);
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String newFileName = FileUtilS.getFilenameNonSuffix(fileName);
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String zip = fileNcFolder + "/" + newFile + "/send/" + newFileName + "/";
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FileChannel out = new FileOutputStream(absolutePathSend, true).getChannel();
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out.transferFrom(in, 0, in.size());
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if (suffix.equals("zip")) {
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try {
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FileZipUtil.unZipFiles(absolutePathSend,zip);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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return true;
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}
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catch (IOException e) {
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e.printStackTrace();
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return false;
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}
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}
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/**
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* 删除文件
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*
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* @param filePath
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* @return
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*/
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public static boolean deleteFile(String filePath) {
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boolean flag = false;
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File file = new File(filePath);
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if (!file.exists()) {
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return flag;
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}
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if (!file.isDirectory()) {
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return flag;
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}
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String[] tempList = file.list();
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File temp;
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for (int i = 0; i < tempList.length; i++) {
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if (filePath.endsWith(File.separator)) {
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temp = new File(filePath + tempList[i]);
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} else {
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temp = new File(filePath + File.separator + tempList[i]);
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}
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if (temp.isFile()) {
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temp.delete();
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}
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if (temp.isDirectory()) {
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// 先删除文件夹里面的文件
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deleteFile(filePath + "/" + tempList[i]);
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// 再删除空文件夹
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deleteFile(filePath + "/" + tempList[i]);
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flag = true;
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}
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}
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return flag;
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}
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/**
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* 删除文件
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*
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* @param filePath
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* @return
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*/
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public static boolean deleteNcFile(String filePath) {
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boolean flag = false;
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File file = new File(filePath);
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if (!file.exists()) {
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return flag;
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}
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boolean b = file.delete();
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if (!b) {
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System.out.println("文件删除失败： " + filePath);
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}
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return true;
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}
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/**
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* 集成数据
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* @param lastFile
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* @param newFile
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* @param zipString
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* @return
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*/
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public static boolean copyFileNcIntegration(String lastFile ,String newFile,String zipString) {
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String lastFileReName = fileNcFolder + "/" + lastFile ;
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if (StringUtils.isNotBlank(zipString)) {
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lastFileReName = lastFileReName + "." + zipString;
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newFile = newFile + "." + zipString;
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}
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FileChannel in = null;
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FileChannel out = null;
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try{
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in = new FileInputStream(lastFileReName).getChannel();
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out = new FileOutputStream(newFile, true).getChannel();
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out.transferFrom(in, 0, in.size());
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in.close();
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out.close();
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return true;
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}
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catch (IOException e) {
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e.printStackTrace();
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return false;
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} finally {
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try {
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in.close();
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out.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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/**
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* 测试 更换名字
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* @param lastFile
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* @param newFile
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* @param
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* @return
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*/
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public static boolean copyFileUpName(String lastFile ,String newFile,String fixFileName,String ncFix) {
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String lastFileReName = fileNcFolder + "/" + lastFile ;
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if (StringUtils.isNotBlank(fixFileName)) {
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lastFileReName = lastFileReName + "." + fixFileName;
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newFile = newFile + "." + ncFix;
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}
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try {
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long begintime = System.currentTimeMillis(); // 获取拷贝文件前的系统时间
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Files.copy(Paths.get(lastFileReName),
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Paths.get(newFile),
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StandardCopyOption.REPLACE_EXISTING);
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//方法二
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/*// 创建一个带缓冲区的输入流
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BufferedInputStream bis = new BufferedInputStream(new FileInputStream(lastFileReName));
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// 创建一个带缓冲区的输出流
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BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(newFile));
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// 定义一个字节数组，作为缓冲区
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byte[] buff = new byte[1024];
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long begintime = System.currentTimeMillis(); // 获取拷贝文件前的系统时间
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int len;
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while ((len = bis.read(buff)) != -1) {
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bos.write(buff, 0, len); // 从第一个字节开始，向文件写入len个字节
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}
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bis.close();
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bos.close(); */
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long endtime = System.currentTimeMillis(); // 获取文件拷贝结束时的系统时间
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System.out.println("拷贝文件所消耗的时间是：" + (endtime - begintime) + "毫秒");
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return true;
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}
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catch (Exception e) {
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e.printStackTrace();
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return false;
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}
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}
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public static String fileSizeNC(String lastFile,String fileName){
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String absolutePathSend = fileUploadFolder + "/" + lastFile + "/" + fileName;
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File file = new File(absolutePathSend);
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if (!file.exists()) {
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return "0";
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}
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return String.valueOf(file.length());
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}
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/*产品树到设备树 NC*/
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public static boolean copyFileNc(String lastFile ,String newFile, String fileName,String newFileName,String zipString) {
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String absolutePathSend = fileUploadFolder + "/" + lastFile + "/" + fileName;
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//判断文件夹是否存在
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File file = new File(fileNcFolder + "/" + newFile + "/send/");
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if (!file.exists()) {
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file.mkdirs();
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}
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String abNewFileReName = fileNcFolder + "/" + newFile + "/send/" + newFileName ;
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if (StringUtils.isNotBlank(zipString)) {
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abNewFileReName = abNewFileReName + "." + zipString;
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}
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String zip = fileNcFolder + "/" + newFile + "/send/" + newFileName + "/";
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try{
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FileChannel in = new FileInputStream(absolutePathSend).getChannel();
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FileChannel out = new FileOutputStream(abNewFileReName, true).getChannel();
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out.transferFrom(in, 0, in.size());
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if (zipString.equals("zip")) {
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try {
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FileZipUtil.unZipFiles(abNewFileReName,zip);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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in.close();
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out.close();
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return true;
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}
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catch (IOException e) {
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e.printStackTrace();
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return false;
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}
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}
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public static void compressFolder(File folder, String zipFilePath) throws IOException {
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ZipOutputStream zipOut = new ZipOutputStream(new FileOutputStream(zipFilePath));
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compressFolder(folder, folder.getName(), zipOut);
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zipOut.close();
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}
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private static void compressFolder(File folder, String parentFolder, ZipOutputStream zipOut) throws IOException {
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if (folder.isFile()) {
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String filePath = folder.getPath();
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String entryPath = filePath.substring(parentFolder.length() + 1);
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ZipEntry zipEntry = new ZipEntry(entryPath);
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zipOut.putNextEntry(zipEntry);
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FileInputStream fileIn = new FileInputStream(filePath);
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byte[] buffer = new byte[1024];
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int bytesRead;
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while ((bytesRead = fileIn.read(buffer)) != -1) {
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zipOut.write(buffer, 0, bytesRead);
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}
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fileIn.close();
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zipOut.closeEntry();
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} else {
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for (File file : folder.listFiles()) {
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compressFolder(file, parentFolder, zipOut);
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}
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}
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}
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/*产品树到设备树 NC*/
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public static boolean copyFileNcToBak(String newFile, String newFileName,String fixFileName) {
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String stringDate = DateUtil.format(DateUtil.getNow(),DateUtil.STR_DATE_STRING);
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String absolutePathSend = null,abNewFileReName= null;
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absolutePathSend = fileNcFolder + "/" + newFile + "/send/" + newFileName ;
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abNewFileReName = fileNcFolder + "/" + newFile + "/send_bak/" + "/" +stringDate+ "/" + newFileName + "_" + DateUtil.format(DateUtil.getNow(),DateUtil.STR_DATE_TIME_FULL) ;
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if (StringUtils.isNotBlank(fixFileName) ) {
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if(!fixFileName.equals("zip")) {
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absolutePathSend = absolutePathSend + "." + fixFileName ;
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abNewFileReName = abNewFileReName + "." + fixFileName ;
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} else {
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copyFileBakZip(new File(absolutePathSend),new File(abNewFileReName));
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return true;
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}
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}
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File targetFile = new File(abNewFileReName);
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if(!targetFile.getParentFile().exists()){
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targetFile.getParentFile().mkdirs();
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}
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try{
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FileChannel in = new FileInputStream(absolutePathSend).getChannel();
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FileChannel out = new FileOutputStream(abNewFileReName, true).getChannel();
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out.transferFrom(in, 0, in.size());
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in.close();
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out.close();
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return true;
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}
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catch (IOException e) {
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e.printStackTrace();
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return false;
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}
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}
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public static Boolean deletePathNameFile(File file) {
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//判断文件不为null或文件目录存在
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if (file == null || !file.exists()) {
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System.out.println("文件删除失败,请检查文件是否存在以及文件路径是否正确");
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return false;
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}
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//获取目录下子文件
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File[] files = file.listFiles();
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//遍历该目录下的文件对象
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for (File f : files) {
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//判断子目录是否存在子目录,如果是文件则删除
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if (f.isDirectory()) {
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//递归删除目录下的文件
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deletePathNameFile(f);
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} else {
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//文件删除
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f.delete();
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//打印文件名
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System.out.println("文件名：" + f.getName());
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}
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}
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//文件夹删除
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file.delete();
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return true;
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}
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public static Boolean deleteZipFromToSend(String newFile,String newFileName,String zipString) {
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String abNewFileReName = fileNcFolder + "/" + newFile + "/send/" + newFileName ;
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if (StringUtils.isNotBlank(zipString)) {
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if (zipString.equals("zip")) {
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abNewFileReName = abNewFileReName + "." + zipString;
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return fileRecDelete(abNewFileReName);
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}
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}
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return true;
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}
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public static Boolean deleteFilePathZip(String newFile,String newFileName,String zipString) {
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String abNewFileReName = fileNcFolder + "/" + newFile + "/send/" + newFileName ;
|
//分类
|
if (StringUtils.isNotBlank(zipString)) {
|
//有问题
|
if (zipString.equals("zip")) {
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String stringDate = DateUtil.format(DateUtil.getNow(),DateUtil.STR_DATE_STRING);
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String abNewFileReNameBak = fileNcFolder + "/" + newFile + "/send_bak/" + "/" +stringDate+ "/" + newFileName + "_" +
|
DateUtil.format(DateUtil.getNow(),DateUtil.STR_DATE_TIME_FULL) ;
|
copyFileBakZip(new File(abNewFileReName),new File(abNewFileReNameBak));
|
return deleteFile(new File(abNewFileReName));
|
}
|
abNewFileReName = abNewFileReName + "." + zipString;
|
}
|
copyFileNcToBak(newFile,newFileName,zipString);
|
return fileRecDelete(abNewFileReName);
|
}
|
|
public static void copyFileBakZip(File file, File target) {
|
target = new File(target, file.getName());
|
if (!target.exists()) {
|
target.mkdirs();
|
}
|
if (file.isDirectory()) {
|
File[] files = file.listFiles();
|
for (File f : files) {
|
if (f.isDirectory()) {
|
copyFileBakZip(f, target);
|
}
|
else {
|
copyFileDeleteZip(f, target);
|
}
|
}
|
} else {
|
copyFileDeleteZip(file, target);
|
}
|
}
|
|
public static void copyFileDeleteZip(File file, File directory) {
|
try {
|
FileInputStream input = new FileInputStream(file);
|
FileOutputStream output = new FileOutputStream(new File(directory, file.getName()));
|
byte[] buff = new byte[8192];
|
int len = -1;
|
while ((len = input.read(buff)) > -1) {
|
output.write(buff);
|
}
|
input.close();
|
output.close();
|
} catch (Exception e) {
|
|
}
|
}
|
|
|
//改名
|
public static FileUploadResult uploadFileUpdateFileName(MultipartFile file,String fileName ,String suffix) {
|
if(file == null || file.isEmpty())
|
return null;
|
Date currentDate = DateUtil.getNow();
|
String monthStr = DateUtil.format(currentDate, DateUtil.STR_YEAR_MONTH);
|
//相对路径
|
String relativePath = "/" + monthStr + "/" + DateUtil.getDayStr(currentDate) + "/";
|
//绝对路径
|
String absolutePath = fileUploadFolder + "/" + monthStr + "/" + DateUtil.getDayStr(currentDate) + "/";
|
String fileNameNonSuffix = getFilenameNonSuffix(fileName);
|
if(fileNameNonSuffix == null)
|
return null;
|
String encodeFileName = SHA256Util.getSHA256Str(fileNameNonSuffix + System.currentTimeMillis());
|
Long fileSize = file.getSize();
|
boolean b = uploadFile(file, absolutePath, encodeFileName);
|
if(!b)
|
return null;
|
FileUploadResult dto = new FileUploadResult();
|
dto.setFileName(fileNameNonSuffix);
|
dto.setFileEncodeName(encodeFileName);
|
dto.setFilePath(relativePath);
|
dto.setFileSize(fileSize);
|
dto.setFileSuffix(suffix);
|
return dto;
|
}
|
|
public static boolean deleteFileNewRec(String filePath) {
|
boolean flag = false;
|
File file = new File(filePath);
|
if (!file.exists()) {
|
return flag;
|
}
|
boolean b = file.delete();
|
if (!b) {
|
try {
|
System.gc();
|
Path path = Paths.get(filePath);
|
Files.deleteIfExists(path);
|
} catch (IOException e) {
|
e.printStackTrace();
|
}
|
}
|
return true;
|
}
|
|
|
public static FileUploadResult uploadFile(MultipartFile file) {
|
if(file == null || file.isEmpty())
|
return null;
|
String fileName = file.getOriginalFilename();
|
String suffix = getFileSuffix(fileName);
|
// if(StringUtils.isBlank(suffix))
|
// return null;
|
Date currentDate = DateUtil.getNow();
|
String monthStr = DateUtil.format(currentDate, DateUtil.STR_YEAR_MONTH);
|
//相对路径
|
String relativePath = "/" + monthStr + "/" + DateUtil.getDayStr(currentDate) + "/";
|
//绝对路径
|
String absolutePath = fileUploadFolder + "/" + monthStr + "/" + DateUtil.getDayStr(currentDate) + "/";
|
String fileNameNonSuffix = getFilenameNonSuffix(fileName);
|
if(fileNameNonSuffix == null)
|
return null;
|
String encodeFileName = SHA256Util.getSHA256Str(fileNameNonSuffix + System.currentTimeMillis());
|
Long fileSize = file.getSize();
|
boolean b = uploadFile(file, absolutePath, encodeFileName);
|
if(!b)
|
return null;
|
FileUploadResult dto = new FileUploadResult();
|
dto.setFileName(fileNameNonSuffix);
|
dto.setFileEncodeName(encodeFileName);
|
dto.setFilePath(relativePath);
|
dto.setFileSize(fileSize);
|
dto.setFileSuffix(suffix);
|
return dto;
|
}
|
|
public static void downLoadFile(HttpServletResponse response, String fileName, String filePath, String toFileName) {
|
String absolutePath = fileUploadFolder + filePath;
|
File file = new File(absolutePath , fileName);
|
if(file.exists()) {
|
byte[] buffer = new byte[1024];
|
FileInputStream fis = null;
|
BufferedInputStream bis = null;
|
try {
|
response.setHeader("Content-Type", "application/octet-stream;charset=utf-8"); // 告诉浏览器输出内容为流
|
//response.setHeader("Content-Disposition", "attachment;fileName="+ new String(toFileName.getBytes("UTF-8"),"ISO-8859-1"));
|
response.setHeader("Content-Disposition", "attachment;fileName=" + URLEncoder.encode(toFileName, "UTF-8"));
|
fis = new FileInputStream(file);
|
bis = new BufferedInputStream(fis);
|
OutputStream os = response.getOutputStream();
|
int i = bis.read(buffer);
|
while (i != -1) {
|
os.write(buffer, 0, i);
|
i = bis.read(buffer);
|
}
|
}catch (Exception e) {
|
log.error(e.getMessage(), e.getStackTrace());
|
}finally {
|
if(bis != null) {
|
try {
|
bis.close();
|
} catch (IOException e) {
|
}
|
}
|
if(fis != null) {
|
try {
|
fis.close();
|
} catch (IOException e) {
|
}
|
}
|
}
|
}else {
|
ExceptionCast.cast(DocumentCode.DOC_PUBLISH_FILE_NOT_EXIST);
|
}
|
}
|
/**
|
* 上传文件工具类
|
* @param multipartFile
|
* @param path
|
* @param fileNewName 新的文件名
|
* @return
|
*/
|
public static boolean uploadFile(MultipartFile multipartFile, String path, String fileNewName) {
|
File targetFile = new File(path, fileNewName);
|
if(!targetFile.getParentFile().exists()){
|
targetFile.getParentFile().mkdirs();
|
}
|
try {
|
multipartFile.transferTo(targetFile);
|
return true;
|
} catch (Exception e) {
|
log.error(e.getMessage(), e.getStackTrace());
|
return false;
|
}
|
}
|
|
/**
|
/**
|
* 获取文件后缀 无后缀文件返回NULL
|
* @param fileName
|
* @return
|
*/
|
public static String getFileSuffix(String fileName) {
|
if (fileName.contains(".")) {
|
String suffix = fileName.substring(fileName.lastIndexOf('.') + 1);
|
return suffix;
|
}else {
|
return null;
|
}
|
|
}
|
|
/**
|
* 获取文件名 不带后缀和点号
|
* @param fileName
|
* @return
|
*/
|
public static String getFilenameNonSuffix(String fileName) {
|
if (fileName.contains(".")) {
|
String filename = fileName.substring(0, fileName.lastIndexOf('.'));
|
return filename;
|
}else {
|
return fileName;
|
}
|
|
}
|
|
public static List<String> readFile(String fileEncodeName, String filePath) {
|
String absolutePath = fileUploadFolder + filePath;
|
File file = new File(absolutePath , fileEncodeName);
|
if(!file.exists() || file.isDirectory())
|
ExceptionCast.cast(DocumentCode.DOC_PUBLISH_FILE_NOT_EXIST);
|
String charset = checkFileEncode(file);
|
if(charset == null)
|
ExceptionCast.cast(DocumentCode.DOC_PUBLISH_FILE_NOT_EXIST);
|
List<String> readList = new ArrayList<>();
|
String tempString = null;
|
BufferedReader reader = null;
|
try {
|
reader = new BufferedReader(new InputStreamReader(new FileInputStream(file), charset));
|
while ((tempString = reader.readLine()) != null) {
|
readList.add(tempString);
|
}
|
if(readList.isEmpty())
|
return null;
|
return readList;
|
} catch (Exception e) {
|
log.error(e.getMessage(), e.getStackTrace());
|
return null;
|
} finally {
|
if(reader != null) {
|
try {
|
reader.close();
|
} catch (IOException e) {
|
log.error(e.getMessage(), e.getStackTrace());
|
}
|
}
|
}
|
}
|
|
private static String checkFileEncode(File file) {
|
String charset = "GBK";
|
byte[] first3Bytes = new byte[3];
|
BufferedInputStream bis = null;
|
try {
|
boolean checked = false;
|
bis = new BufferedInputStream(new FileInputStream(file));
|
bis.mark(0);
|
int read = bis.read(first3Bytes, 0, 3);
|
if (read == -1)
|
return charset;
|
if(first3Bytes[0] == (byte) 0xFF && first3Bytes[1] == (byte) 0xFE ) {
|
charset = "UTF-16LE";
|
checked = true;
|
}else if ( first3Bytes[0] == (byte) 0xFE && first3Bytes[1] == (byte) 0xFF ) {
|
charset = "UTF-16BE";
|
checked = true;
|
}else if (first3Bytes[0] == (byte) 0xEF && first3Bytes[1] == (byte) 0xBB && first3Bytes[2] == (byte) 0xBF ) {
|
charset = "UTF-8";
|
checked = true;
|
}
|
bis.reset();
|
if (!checked) {
|
while ((read = bis.read()) != -1 ) {
|
if ( read >= 0xF0 )
|
break;
|
if ( 0x80 <= read && read <= 0xBF ) // 单独出现BF以下的，也算是GBK
|
break;
|
if ( 0xC0 <= read && read <= 0xDF ) {
|
read = bis.read();
|
if ( 0x80 <= read && read <= 0xBF ) // 双字节 (0xC0 - 0xDF) (0x80 - 0xBF),也可能在GBK编码内
|
continue;
|
else
|
break;
|
} else if ( 0xE0 <= read && read <= 0xEF ) {
|
// 也有可能出错，但是几率较小
|
read = bis.read();
|
if ( 0x80 <= read && read <= 0xBF ) {
|
read = bis.read();
|
if ( 0x80 <= read && read <= 0xBF ) {
|
charset = "UTF-8";
|
break;
|
} else
|
break;
|
} else {
|
break;
|
}
|
}
|
}
|
}
|
return charset;
|
}catch (Exception e) {
|
return null;
|
}finally {
|
if(bis != null) {
|
try {
|
bis.close();
|
} catch (IOException e) {
|
}
|
}
|
}
|
|
}
|
|
public static String changeFileFormat(String flow) {
|
BigDecimal flows = new BigDecimal(flow);
|
if (flows.compareTo(new BigDecimal(0)) > 0 && flows.compareTo(new BigDecimal(1024)) < 0) {//小于1M
|
return flows.toString() + "B";
|
} else if(flows.compareTo(new BigDecimal(1024)) >= 0 && flows.compareTo(new BigDecimal(1048576)) < 0){
|
BigDecimal result = flows.divide(new BigDecimal(1024),2,BigDecimal.ROUND_HALF_UP);
|
return result.toString() + "KB";
|
} else if(flows.compareTo(new BigDecimal(1048576)) >= 0 && flows.compareTo(new BigDecimal(1073741824)) < 0){
|
BigDecimal result = flows.divide(new BigDecimal(1048576),2,BigDecimal.ROUND_HALF_UP);
|
return result.toString() + "MB";
|
} else if(flows.compareTo(new BigDecimal(1073741824)) >= 0 && flows.compareTo(new BigDecimal("1099511627776")) < 0){
|
BigDecimal result = flows.divide(new BigDecimal(1073741824),2,BigDecimal.ROUND_HALF_UP);
|
return result.toString() + "GB";
|
} else if(flows.compareTo(new BigDecimal("1099511627776")) >= 0 && flows.compareTo(new BigDecimal("1125899906842624")) < 0){
|
BigDecimal result = flows.divide(new BigDecimal("1099511627776"),2,BigDecimal.ROUND_HALF_UP);
|
return result.toString() + "TB";
|
} else if(flows.compareTo(new BigDecimal("1125899906842624")) >= 0){
|
BigDecimal result = flows.divide(new BigDecimal("1125899906842624"),2,BigDecimal.ROUND_HALF_UP);
|
return result.toString() + "PB";
|
}else {
|
return "0";
|
}
|
}
|
|
|
public static String changeFileFormatKb(String flow) {
|
BigDecimal flows = new BigDecimal(flow);
|
if (flows.compareTo(new BigDecimal(0)) > 0 && flows.compareTo(new BigDecimal(1024)) < 0) {//小于1M
|
return flows.toString() + "B";
|
} else if(flows.compareTo(new BigDecimal(1024)) >= 0){
|
BigDecimal result = flows.divide(new BigDecimal(1024),2,BigDecimal.ROUND_HALF_UP);
|
return result.toString() + "KB";
|
} else {
|
return "0";
|
}
|
}
|
|
|
}
|
