url2png md5 hash token generation code

url2png_md2.java

	public byte[] generateToken(String url,String apiKey) throws NoSuchAlgorithmException{
		
		MessageDigest md = MessageDigest.getInstance("MD5");// throws NoSuchAlgorithmException
		StringBuffer buffer = new StringBuffer(url);
		buffer.append(apiKey);//prepare the string to be hashed url+APIKey
		byte[] token = md.digest(buffer.toString().getBytes());
		return token ;
	}