Android 文件压缩单层级

骑猪看日落 2022-05-22 03:36 106阅读 0赞

/**
         * 压缩文件
         */
    
        public static boolean zipFile(final String srcFilePath,
                                      final String zipFilePath)
                throws IOException {
            return zipFile(getFileByPath(srcFilePath), getFileByPath(zipFilePath), null);
        }
    
        public static boolean zipFile(final File srcFile,
                                      final File zipFile,
                                      final String comment)
                throws IOException {
            if (srcFile == null || zipFile == null) return false;
            ZipOutputStream zos = null;
            try {
                zos = new ZipOutputStream(new FileOutputStream(zipFile));
                return zipFile(srcFile, "", zos, comment);
            } finally {
                if (zos != null) {
                    zos.close();
                }
            }
        }
    
        private static boolean zipFile(final File srcFile,
                                      String rootPath,
                                      final ZipOutputStream zos,
                                      final String comment)
                throws IOException {
            rootPath = rootPath + (isSpace(rootPath) ? "" : File.separator) + srcFile.getName();
            if (srcFile.isDirectory()) {
                File[] fileList = srcFile.listFiles();
                if (fileList == null || fileList.length <= 0) {
                    ZipEntry entry = new ZipEntry(rootPath);
                    entry.setComment(comment);
                    zos.putNextEntry(entry);
                    zos.closeEntry();
                } else {
                    for (File file : fileList) {
                        if (!zipFile(file, "", zos, comment)) return false;
                    }
                }
            } else {
                InputStream is = null;
                try {
                    is = new BufferedInputStream(new FileInputStream(srcFile));
                    ZipEntry entry = new ZipEntry(rootPath);
                    entry.setComment(comment);
                    zos.putNextEntry(entry);
                    byte buffer[] = new byte[8192];
                    int len;
                    while ((len = is.read(buffer, 0, 8192)) != -1) {
                        zos.write(buffer, 0, len);
                    }
                    zos.closeEntry();
                } finally {
                    if (is != null) {
                        is.close();
                    }
                }
            }
            return true;
        }