class BlobKey implements Serializable, Comparable<BlobKey> {

	@Override
	public boolean equals(final Object obj) {

		if (!(obj instanceof BlobKey)) {
			return false;
		}

		final BlobKey bk = (BlobKey) obj;

		return Arrays.equals(this.key, bk.key);
	}

	public  BlobKey();
	  BlobKey(byte[] key);

}