标准❀参数管理

whyclxw

2025-06-05 602bf5d3b6d916f5bdc3acd6b041251275d31109

 src/main/java/com/whyc/util/FileUtil.java

@@ -1,8 +1,77 @@
package com.whyc.util;

import java.io.File;
import org.apache.commons.compress.archivers.ArchiveEntry;
import org.apache.commons.compress.archivers.ArchiveException;
import org.apache.commons.compress.archivers.ArchiveInputStream;
import org.apache.commons.compress.archivers.ArchiveStreamFactory;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.net.URLEncoder;
import java.nio.file.Files;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

public class FileUtil {


    public static List<String> getStaticFilePath(File file, List<String> list){

        //如果是文件的情况
        if (file.isFile()){
            list.add(file.getAbsolutePath());
        }else{
            //如果是目录的情况
            //创建一个File数组来存储当前目录下所有文件和目录的绝对路径
            File[] files = file.listFiles();
            //循环遍历files
            for (File fileTemp : files){
                if(fileTemp.getName().contains(".zip")){
                    continue;
                }
                //子级是目录
                if (fileTemp.isDirectory()){
                    //递归再次进行判断
                    getStaticFilePath(fileTemp, list);
                }else{
                    //子级是文件
                    String absolutePath = fileTemp.getAbsolutePath();
                    list.add(absolutePath);
                    //System.out.println(temp + "文件 :" + fileTemp.getName() + "\t");
                }
            }
        }
        return list;
    }

    public static List<String> getStaticFilePathII(File file, List<String> list){

        //如果是文件的情况
        if (file.isFile()){
            list.add(file.getAbsolutePath());
        }else{
            //如果是目录的情况
            //创建一个File数组来存储当前目录下所有文件和目录的绝对路径
            File[] files = file.listFiles();
            //循环遍历files
            for (File fileTemp : files){
                //子级是目录
                if (fileTemp.isDirectory()){
                    //递归再次进行判断
                    getStaticFilePathII(fileTemp, list);
                }else{
                    //子级是文件
                    String absolutePath = fileTemp.getAbsolutePath();
                    list.add(absolutePath);
                    //System.out.println(temp + "文件 :" + fileTemp.getName() + "\t");
                }
            }
        }
        return list;
    }

    public static Boolean deleteFile(File file) {
        //判断文件不为null或文件目录存在
        if (file == null || !file.exists()) {
@@ -27,4 +96,233 @@
        file.delete();
        return true;
    }

    public static void download(HttpServletResponse resp,String inFilePath,String outFileFullName){
        try {
            // 转码防止乱码
            //resp.addHeader("Content-Disposition", "attachment;filename=" + new String(softwareName.getBytes("UTF-8"), "ISO8859-1"));
            resp.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode ( outFileFullName, "utf-8"));
            OutputStream out = resp.getOutputStream();
            FileInputStream in = new FileInputStream(inFilePath);
            int len=0;
            byte[] buffer =new byte[1024];
            //7. 将缓冲区中的数据输出
            while ((len=in.read(buffer))>0){
                out.write(buffer,0,len);
            }
            in.close();
            out.close();
        } catch (FileNotFoundException | UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static String saveFile(MultipartFile multipartFile,String fileName) throws IOException {
        String rootFile = CommonUtil.getRootFile();

        String filePath = rootFile + fileName;
        File file = new File(filePath);
        File parentFile = file.getParentFile();
        if(!parentFile.exists()){
            parentFile.mkdirs();
        }
        //存储
        multipartFile.transferTo(file);
        return "pis_file"+fileName;
    }

    /**
     * 复制文件夹内的所有文件到另一个文件夹
     */
    public static void copyDirectory(File source, File destination) {
        if (source.isDirectory()) {
            if (!destination.exists()) {
                destination.mkdir();
            }
            for (File file : source.listFiles()) {
                copyDirectory(file, new File(destination, file.getName()));
            }
        } else {
            try (FileInputStream inputStream = new FileInputStream(source);
                 FileOutputStream outputStream = new FileOutputStream(destination)) {
                byte[] buffer = new byte[1024];
                int length;
                while ((length = inputStream.read(buffer)) > 0) {
                    outputStream.write(buffer, 0, length);
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }

    /**
     * 解压N层
     * @param compressedFileUrl doc_file/xxx/xxx.zip 或者 rar
     * @return
     */
    public static List<String> decompress(String compressedFileUrl) throws ArchiveException, IOException, InterruptedException {
        List<Object> resList = decompressOne(compressedFileUrl);
        File outputFolderFile = (File) resList.get(0);
        List<String>  fileList = (List<String>) resList.get(1);
        boolean existCompressedFile = false;
        int checkDecompress = 0;
        //遍历文件列表，判断是否存在压缩文件
        for(String tempFileName:fileList){
            if(tempFileName.endsWith("zip") || tempFileName.endsWith("rar")){
                //存在压缩文件,解压一次
                decompressOne(tempFileName);
                File file = new File(tempFileName);
                //解除文件占用并删除文件
                //boolean delete = file.delete();
                Files.delete(file.toPath());
                existCompressedFile = true;
            }
        }
        //如果存在压缩文件并已解压,则需要检查一次是否还有压缩文件
        if(existCompressedFile){
            checkDecompress ++;
        }
        for (int i = 0; i < checkDecompress; i++) {
            decompress(compressedFileUrl);
        }

        List<String> finalList = new LinkedList<>();
        getStaticFilePathII(outputFolderFile,finalList);
        return finalList;
    }

    /**
     * 解压一层
     * @param compressedFileUrl doc_file/xxx/xxx.zip 或者 rar
     * @return
     */
    public static List<Object> decompressOne(String compressedFileUrl) throws IOException, ArchiveException, InterruptedException {
        List<Object> resList = new LinkedList<>();
        String projectDir = CommonUtil.getProjectDir() + File.separator;
        String fullFilePath;
        String separator = File.separator;
        String outputFolderSuffix;
        if(compressedFileUrl.startsWith(projectDir)) { // 非第一层解压,已经是全路径
            fullFilePath = compressedFileUrl;
            compressedFileUrl = compressedFileUrl.substring(compressedFileUrl.indexOf("decompress")+11);
            //outputFolderSuffix = compressedFileUrl.substring(0,compressedFileUrl.lastIndexOf(separator)) + separator + "decompress_" + compressedFileUrl.substring(compressedFileUrl.lastIndexOf(separator)+1);
            outputFolderSuffix = compressedFileUrl +"_decompress";
        }else{ //第一层解压
            fullFilePath = projectDir + compressedFileUrl;
            outputFolderSuffix = compressedFileUrl.replace(separator, "@");
        }
        File file = new File(fullFilePath);


        String outputFolder = CommonUtil.getRootFile() + separator + "decompress" + separator + outputFolderSuffix;
        File outputFolderFile = new File(outputFolder);
        if(!outputFolderFile.exists()){
            outputFolderFile.mkdirs();
            if(compressedFileUrl.endsWith("zip")){
                decompressZip(file, outputFolder);
            }else { //rar
                decompressRar(file, outputFolder);
            }
        }
        //返回文件夹所有文件
        LinkedList<String> list = new LinkedList<>();
        getStaticFilePathII(outputFolderFile,list);
        resList.add(outputFolderFile);
        resList.add(list);
        return resList;
    }

    private static void decompressZip(File file, String outputFolder) throws IOException, ArchiveException {
        ArchiveInputStream ais = new ArchiveStreamFactory("GBK").createArchiveInputStream("zip", new FileInputStream(file));
        ArchiveEntry entry;
        while ((entry = ais.getNextEntry()) != null) {
            if (!ais.canReadEntryData(entry) || entry.isDirectory()) {
                continue;
            }
            byte[] buffer = new byte[4096];
            int bytesRead;
            String entryName = entry.getName();
            //if(entryName.contains(File.separator)){
            if(entryName.contains("/")){
                String entryNameDir = entryName.substring(0, entryName.lastIndexOf("/"));
                String entryDirStr = outputFolder + File.separator + entryNameDir;
                File entryDir = new File(entryDirStr);
                if(!entryDir.exists()){
                    entryDir.mkdirs();
                }
            }

            OutputStream outputStream = new FileOutputStream(new File(outputFolder + File.separator + entryName));

            while ((bytesRead = ais.read(buffer)) > -1) {
                outputStream.write(buffer, 0, bytesRead);
            }

            //关流
            outputStream.close();
        }
        //关流
        ais.close();

    }
    private static void decompressRar(File file, String outputFolder) throws IOException, InterruptedException {
        String winrarPath = "C:\\Program Files\\WinRAR\\WinRAR.exe";
        String cmd = winrarPath + " X " + file + " " + outputFolder;
        Process proc = Runtime.getRuntime().exec(cmd);
        proc.waitFor();
    }

    //读取文件夹下的所有文件（不读取文件夹内的文件）
    public static List getFileNameWithOutDirectory(String filePath) {
        File folder = new File(filePath); // 文件夹路径
        List nameList=new ArrayList();
        File[] listOfFiles = folder.listFiles();
        if (listOfFiles != null) {
            for (File file : listOfFiles) {
                if (file.isFile()) {
                    nameList.add(file.getName());
                }
            }
        }
        return nameList;
    }

    //private static void decompressRar(File file, String outputFolder) throws IOException, RarException {
    //    Archive archive = new Archive(file);
    //    FileHeader fileHeader = archive.nextFileHeader();
    //    if (fileHeader != null) {
    //        while (fileHeader != null) {
    //            if (fileHeader.isDirectory()) {
    //                fileHeader = archive.nextFileHeader();
    //                continue;
    //            }
    //            String tempFilePath = fileHeader.getFileName();
    //            File out = new File(outputFolder + File.separator + tempFilePath);
    //            if (!out.exists()) {
    //                if (!out.getParentFile().exists()) {
    //                    out.getParentFile().mkdirs();
    //                }
    //                out.createNewFile();
    //            }
    //            FileOutputStream os = new FileOutputStream(out);
    //            archive.extractFile(fileHeader, os);
    //            os.close();
    //            fileHeader = archive.nextFileHeader();
    //        }
    //    }
    //    archive.close();
    //
    //}

    public static void main(String[] args) {
        //File file = new File("C:\\Users\\29550\\Desktop\\AppScan10.rar");
        File file = new File("C:\\code\\web\\CadDrawManager\\target\\doc_file\\decompress\\doc_file@product@FBS-9600-GDPDX-XS1-DC220V-JH@standard@3@3++.rar");
        if(file.exists()) {
            boolean delete = file.delete();
            System.out.println(delete);
        }
    }
}