Example #1
0
  private static boolean zipFolder(ZipOutputStream zos, File folder, int baseLength) {
    FileInputStream fis;
    BufferedInputStream bis = null;

    if (zos == null || folder == null) {
      Log.e(TAG, "zipFolder failed.");
      return false;
    }

    File[] fileList = folder.listFiles();
    if (fileList == null || fileList.length == 0) {
      Log.e(TAG, "zipFolder failed.");
      return false;
    }

    for (File file : fileList) {
      if (file.isDirectory()) {
        zipFolder(zos, file, baseLength);
      } else {
        byte data[] = new byte[BUFFER_SIZE];
        String unmodifiedFilePath = file.getPath();
        String realPath = unmodifiedFilePath.substring(baseLength);

        if (Jbasx.mLog == Jbasx.LogMode.ALL) {
          Log.i(TAG, "Zipping: " + realPath);
        }

        try {
          fis = new FileInputStream(unmodifiedFilePath);
          bis = new BufferedInputStream(fis, BUFFER_SIZE);
          ZipEntry entry = new ZipEntry(realPath);
          zos.putNextEntry(entry);
          int count;
          while ((count = bis.read(data, 0, BUFFER_SIZE)) != -1) {
            zos.write(data, 0, count);
          }
        } catch (IOException e) {
          e.printStackTrace();
          return false;
        } finally {
          try {
            if (bis != null) {
              bis.close();
            }
            zos.flush();
            zos.close();
          } catch (IOException e) {
            e.printStackTrace();
          }
        }
      }
    }
    return true;
  }
Example #2
0
  /**
   * Unzip a file.
   *
   * @param zipPath The path of the zipped source file.
   * @param unzipDir The directory where the file should be unzipped.
   * @return Whenever the operation was successful.
   */
  public static boolean unzip(String zipPath, String unzipDir) {
    FileInputStream fis = null;
    ZipInputStream zin = null;
    FileOutputStream fos = null;

    if (!FileUtils.exists(zipPath)) {
      if (Jbasx.mLog == Jbasx.LogMode.ALL) {
        Log.e(TAG, "Zip path does not exist!");
      }
      return false;
    }

    if (!FileUtils.mkDirs(unzipDir, true)) {
      if (Jbasx.mLog == Jbasx.LogMode.ALL) {
        Log.e(TAG, "Failed to create unzip folder.");
      }
      return false;
    }

    try {
      fis = new FileInputStream(zipPath);
      zin = new ZipInputStream(fis);
      ZipEntry ze;
      while ((ze = zin.getNextEntry()) != null) {
        String entryName = ze.getName();
        if (Jbasx.mLog == Jbasx.LogMode.ALL) {
          Log.d(TAG, "Unzipping: " + entryName);
        }

        String entryPath = unzipDir + File.separator + entryName;
        if (ze.isDirectory()) {
          FileUtils.mkDirs(entryPath);
        } else {
          if (!FileUtils.create(entryPath, true)) {
            continue;
          }
          fos = new FileOutputStream(entryPath);
          byte[] buffer = new byte[BUFFER_SIZE];
          int len;
          while ((len = zin.read(buffer)) != -1) {
            fos.write(buffer, 0, len);
          }
        }
      }
    } catch (Exception e) {
      e.printStackTrace();
      return false;
    } finally {
      try {
        if (fis != null) {
          fis.close();
        }
        if (zin != null) {
          zin.closeEntry();
          zin.close();
        }
        if (fos != null) {
          fos.flush();
          fos.close();
        }
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
    return true;
  }