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package org.apidesign.spi.security;

import java.nio.ByteBuffer;

/**

 *

 * @author  Jaroslav Tulach <jaroslav.tulach@apidesign.org>

 */

// BEGIN: day.end.bridges.Digestor

public abstract class Digestor<Data> {

   protected abstract byte[] digest(Data data);

   protected abstract Data create(String algorithm); 

   protected abstract void update(Data data, ByteBuffer input);

// END: day.end.bridges.Digestor   

   static {

       // initializes the accessor, so the api package can call protected

       // methods from this class

       new DigestorAccessorImpl();

   }

}