public byte[][] convertToBytes(BigInteger[] bigIntegers) {
      byte[][] returnBytes = new byte[bigIntegers.length][];
      for (int i = 0; i < bigIntegers.length; i++) {
        returnBytes[i] = convertToByte(bigIntegers[i]);
      }
      return returnBytes;
    }
Returns an array of bytes corresponding to an array of BigIntegers
@param bigIntegers numbers to convert
@return bytes corresponding to the bigIntegers
hbase-server/src/main/java/org/apache/hadoop/hbase/util/RegionSplitter.java