Android文件解压 /** * * @param archive 解压文件得路径 * @param decompressDir 解压文件目标路径 *

Android 解压工具类

    /**
     * 
     * @param archive 解压文件得路径
     * @param decompressDir 解压文件目标路径
     * @param isDeleteZip  解压完毕是否删除解压文件
     * @throws IOException
     */
    public static void unZipFile(String archive, String decompressDir, boolean isDeleteZip) throws IOException {
        BufferedInputStream bi;
        ZipFile zf = new ZipFile(archive);
        Enumeration e = zf.entries();
        while (e.hasMoreElements()) {
            ZipEntry ze2 = (ZipEntry) e.nextElement();
            String entryName = ze2.getName();
            String path = decompressDir + "/" + entryName;
            if (ze2.isDirectory()) {
                File decompressDirFile = new File(path);
                if (!decompressDirFile.exists()) {
                    decompressDirFile.mkdirs();
                }
            } else {
                String fileDir = path.substring(0, path.lastIndexOf("/"));
                if (decompressDir.endsWith(RemindAudioConstant.ZIP_FILE_SUFFIX)) {
                    decompressDir = decompressDir.substring(0, decompressDir.lastIndexOf(RemindAudioConstant.ZIP_FILE_SUFFIX));
                }
                File fileDirFile = new File(decompressDir);
                if (!fileDirFile.exists()) {
                    fileDirFile.mkdirs();
                }
                String substring = entryName.substring(entryName.lastIndexOf("/") + 1, entryName.length());
                BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(decompressDir + "/" + substring));
                bi = new BufferedInputStream(zf.getInputStream(ze2));
                byte[] readContent = new byte[1024];
                int readCount = bi.read(readContent);
                while (readCount != -1) {
                    bos.write(readContent, 0, readCount);
                    readCount = bi.read(readContent);
                }
                bos.close();
            }
        }
        zf.close();
        if (isDeleteZip) {
            File zipFile = new File(archive);
            if (zipFile.exists() && zipFile.getName().endsWith(".zip")) {
                zipFile.delete();
            }
        }
    }