code: int getBucketIndex(String bucketName) {
  
          if (bucketName.equals(BUCKET_OTHER)) {
              return 0;
          }
          for (int i = 0; i < m_bucketNames.size(); i++) {
              if (m_bucketNames.get(i).equals(bucketName)) {
                  return 1 + i;
              }
          }
          return -1;
      }
docs: Gets the bucket bit index for the given bucket name.<p>
  
  @param bucketName a bucket name
  @return the bit index for the bucket