项目编号：BS-XX-178
一，环境介绍
语言环境：Java: jdk1.8
数据库：Mysql: mysql5.7
应用服务器：Tomcat: tomcat8.5.31
开发工具：IDEA或eclipse
二，项目简介
本项目主要实现一个在线文件压缩和解压的在线平台系统，完成对文件的相关管理功能。主要实现对文件的上传下载，在线压缩，使用ZIP协议将文件或文件夹压缩为ZIP格式的压缩包文件。系统功能目标明确，可以在此基础上进行相应的扩展处理。
三，系统展示
用户登录
登录后进入文件根路径
进入相应文件夹
在线压缩
可以进行上传下载和删除等
四，核心代码展示
package com.sdy.unzipSystem.controllers; import cn.hutool.core.io.FileUtil; import cn.hutool.core.lang.Console; import cn.hutool.core.util.StrUtil; import cn.hutool.core.util.ZipUtil; import com.sdy.unzipSystem.dto.DirDTO; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.multipart.MultipartFile; import javax.servlet.http.HttpServletResponse; import javax.swing.filechooser.FileSystemView; import java.io.*; import java.net.URLEncoder; import java.util.ArrayList; import java.util.HashMap; import java.util.Map; @Controller @RequestMapping("file") public class FileController { @Value("${root.path}") private String rootPath; /** * 上传文件 * * @param file * @param path * @return */ @RequestMapping("upload") @ResponseBody public Map<String, String> upload(@RequestParam("file") MultipartFile file, @RequestParam("path") String path) { // 判断文件是否为空 HashMap<String, String> message = new HashMap<>(); if (!file.isEmpty()) { try { // 文件保存路径 String filePath = path + "/" + file.getOriginalFilename(); // 转存文件 file.transferTo(new File(filePath)); message.put("status", "ok"); } catch (Exception e) { // e.printStackTrace(); message.put("status", "error"); } } return message; } /** * 下载 * * @param response * @param path * @return * @throws Exception */ @RequestMapping(value = "/download") public String downloads(HttpServletResponse response, @RequestParam("path") String path) throws Exception { String fileName = path.split("\\\\")[path.split("\\\\").length - 1]; File file = new File(path); response.reset(); response.setCharacterEncoding("UTF-8"); response.setContentType("multipart/form-data"); response.setHeader("Content-Disposition", "attachment;fileName=" + URLEncoder.encode(fileName, "UTF-8")); FileInputStream input = new FileInputStream(file); OutputStream out = response.getOutputStream(); byte[] buff = null; buff = new byte[1024]; Long size = FileUtil.size(file); if (size >= 1024 * 20) { buff = new byte[1024 * 10]; } if (size < 1024 * 20) { buff = new byte[size.intValue()]; } if (size == 0) { buff = new byte[50]; } int index = 0; while ((index = input.read(buff)) != -1) { out.write(buff, 0, index); out.flush(); } out.close(); input.close(); return null; } /** * 得到系统根路径磁盘列表 * * @return */ @RequestMapping("getRootFileList") @ResponseBody public HashMap getRootFileList() { HashMap<String, Object> rs = new HashMap<>(); FileSystemView sys = FileSystemView.getFileSystemView(); File[] files = null; if (StrUtil.isNotBlank(rootPath)) { return getFileList(rootPath); } files = File.listRoots(); ArrayList<DirDTO> list = new ArrayList<>(); for (int i = 0; i < files.length; i++) { System.out.println(files[i] + " -- " + sys.getSystemTypeDescription(files[i])); DirDTO d = new DirDTO(); d.setPath(files[i].toString()); d.setSimpleName(files[i].toString()); d.setType(files[i].isDirectory() ? "dir" : "file"); d.setInfo(sys.getSystemTypeDescription(files[i])); if (!FileUtil.isDirectory(files[i])) { String readableSize = FileUtil.readableFileSize(files[i]); if ("0".equals(readableSize) || "".equals(readableSize)) { d.setReadableSize("-"); } else { d.setReadableSize(readableSize); } } else { d.setReadableSize("-"); } list.add(d); } rs.put("status", "ok"); rs.put("rs", list); return rs; } /** * 得到一个目录下的文件列表 * * @param path * @return */ @RequestMapping("getFileList") @ResponseBody public HashMap getFileList(@RequestParam("path") String path) { HashMap<String, Object> rs = new HashMap<>(); FileSystemView sys = FileSystemView.getFileSystemView(); File root = FileUtil.file(path); root.listFiles(); File[] files = root.listFiles(); ArrayList<DirDTO> list = new ArrayList<>(); for (int i = 0; i < files.length; i++) { System.out.println(files[i] + " -- " + sys.getSystemTypeDescription(files[i])); DirDTO d = new DirDTO(); d.setPath(files[i].toString()); d.setSimpleName(files[i].getName()); d.setType(files[i].isDirectory() ? "dir" : "file"); d.setInfo(sys.getSystemTypeDescription(files[i])); if (!FileUtil.isDirectory(files[i])) { String readableSize = FileUtil.readableFileSize(files[i]); if ("0".equals(readableSize) || "".equals(readableSize)) { d.setReadableSize("-"); } else { d.setReadableSize(readableSize); } } else { d.setReadableSize("-"); } list.add(d); } rs.put("status", "ok"); rs.put("rs", list); return rs; } /** * 删除文件 * * @param path * @return */ @RequestMapping("delFile") @ResponseBody public HashMap delFile(@RequestParam("path") String path) { HashMap<String, Object> rs = new HashMap<>(); Console.log("删除文件：" + path); FileUtil.del(path); return rs; } /** * 压缩文件或文件夹 * * @param path * @return */ @RequestMapping("package") @ResponseBody public HashMap packagePath(@RequestParam("path") String path) { HashMap<String, Object> rs = new HashMap<>(); ZipUtil.zip(path); rs.put("status", "ok"); return rs; } /** * 解压缩文件或文件夹 * * @param path * @return */ @RequestMapping("unPackage") @ResponseBody public HashMap unPackage(@RequestParam("path") String path) { HashMap<String, Object> rs = new HashMap<>(); if (path.contains(".zip")) { ZipUtil.unzip(path); } rs.put("status", "ok"); return rs; } /** * 新建文件夹 * * @param path * @return */ @RequestMapping("newPackage") @ResponseBody public HashMap newPackage(@RequestParam("path") String path, @RequestParam("name") String name) { HashMap<String, Object> rs = new HashMap<>(); FileUtil.mkdir(path + "\\" + name); rs.put("status", "ok"); return rs; } /** * 删除文件夹 * * @param path * @return */ @RequestMapping("delDir") @ResponseBody public HashMap delDir(@RequestParam("path") String path) { HashMap<String, Object> rs = new HashMap<>(); Console.log("删除目录：" + path); FileUtil.del(path); rs.put("status", "ok"); return rs; } /** * 复制整个文件和文件夹 * * @param oldPath * @param newPath * @return */ @ResponseBody @RequestMapping("copyFileOrDir") public HashMap<String, Object> copyFileOrDir(@RequestParam("oldPath") String oldPath, @RequestParam("newPath") String newPath) { HashMap<String, Object> rs = new HashMap<>(); FileUtil.copy(oldPath, newPath, true); rs.put("status", "ok"); return rs; } /** * 移动整个文件和文件夹 * * @param oldPath * @param newPath * @return */ @ResponseBody @RequestMapping("rmFileOrDir") public HashMap<String, Object> rmFileOrDir(@RequestParam("oldPath") String oldPath, @RequestParam("newPath") String newPath) { HashMap<String, Object> rs = new HashMap<>(); FileUtil.copy(oldPath, newPath, true); FileUtil.del(oldPath); rs.put("status", "ok"); return rs; } /** * 修改文件名或目录名 * * @param path * @param newName * @return */ @ResponseBody @RequestMapping("renameFileOrDir") public HashMap<String, Object> renameFileOrDir(@RequestParam("path") String path, @RequestParam("newName") String newName) { HashMap<String, Object> rs = new HashMap<>(); FileUtil.rename(FileUtil.file(path), newName, false, true); rs.put("status", "ok"); return rs; } }
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