zip解压文件 删除文件和文件目录

/**
     * 解压zip压缩文件
     * @param needFilePath 需要解压的文件地址
     * @param savePath 解压后文件保存地址
     * @throws Exception
     */
    public static void unCompress(String needFilePath,String savePath) throws Exception {
        OutputStream os = null;
        InputStream is = null;
        //  获取当前需要解压的文件
        File srcFile = new File(needFilePath);
        if (!srcFile.exists()) {
            throw new Exception(srcFile.getPath() + "所指文件不存在");
        }
        // 插件保存的目录
        File pathFile = new File(savePath);
        if (!pathFile.exists()) {
            pathFile.mkdirs();
        }
        // 设置编码格式,防止中文名称目录读取不到和中文乱码
        ZipFile zip = new ZipFile(srcFile, Charset.forName("GBK"));
        Enumeration<? extends ZipEntry> entryEnum  = zip.entries();
        if (null != entryEnum) {
            ZipEntry zipEntry = null;
            while (entryEnum.hasMoreElements()) {
                zipEntry = (ZipEntry) entryEnum.nextElement();
                if (zipEntry.getSize() > 0) {
                    File targetFile = FileUtilZip.buildFile(savePath
                            + File.separator + zipEntry.getName(), false);
                    os = new BufferedOutputStream(new FileOutputStream(targetFile));
                    is = zip.getInputStream(zipEntry);
                    byte[] buffer = new byte[4096];
                    int readLen = 0;
                    while ((readLen = is.read(buffer, 0, 4096)) >= 0) {
                        os.write(buffer, 0, readLen);
                        os.flush();
                    }
                    is.close();
                    os.close();
                }
                if (zipEntry.isDirectory()) {
                    String pathTemp =  savePath + File.separator
                            + zipEntry.getName();
                    File file = new File(pathTemp);
                    file.mkdirs();
                }
            }
        }
    }

测试

public static void main(String[] args) {
        try {
            FileAboutZip.unCompress("F:\\project\\镇雄以勒项目2#清单.zip", "F:\\project\\zip");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

删除

// zip文件解压后保存得文件,在执行完导入之后需要删除文件
    // 删除文件夹下所有的文件
    public static boolean delAllFile(String path) {
        boolean flag = false;
        File file = new File(path);
        if (!file.exists()) {
            return flag;
        }
        if (!file.isDirectory()) {
            return flag;
        }
        String[] tempList = file.list();
        File temp = null;
        for (int i = 0; i < tempList.length; i++) {
            if (path.endsWith(File.separator)) {
                temp = new File(path + tempList[i]);
            } else {
                temp = new File(path + File.separator + tempList[i]);
            }
            if (temp.isFile()) {
                temp.delete();
            }
            if (temp.isDirectory()) {
                delAllFile(path + "/" + tempList[i]);//先删除文件夹里面的文件
                delFolder(path + "/" + tempList[i]);//再删除空文件夹
                flag = true;
            }
        }
        return flag;
    }

    // 删除文件夹
    public static void delFolder(String folderPath) {
        try {
            delAllFile(folderPath); //删除完里面所有内容
            String filePath = folderPath;
            filePath = filePath.toString();
            File myFilePath = new File(filePath);
            myFilePath.delete(); //删除空文件夹
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

 

    原文作者:小灰辉_Java
    原文地址: https://blog.csdn.net/qq_38912494/article/details/107611414
    本文转自网络文章,转载此文章仅为分享知识,如有侵权,请联系博主进行删除。
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