001/*
002 * Copyright (C) 2014 konik.io
003 *
004 * This file is part of Konik library.
005 *
006 * Konik library is free software: you can redistribute it and/or modify
007 * it under the terms of the GNU Affero General Public License as published by
008 * the Free Software Foundation, either version 3 of the License, or
009 * (at your option) any later version.
010 *
011 * Konik library is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
014 * GNU Affero General Public License for more details.
015 *
016 * You should have received a copy of the GNU Affero General Public License
017 * along with Konik library.  If not, see <http://www.gnu.org/licenses/>.
018 */
019package io.konik.harness;
020
021import io.konik.zugferd.Invoice;
022
023import java.io.InputStream;
024import java.io.OutputStream;
025
026/**
027 * The Invoice Appender interface. A PDF Carriage implement this interface to append the invoice model to a PDF.
028 * 
029 * @author Vadim Bauer
030 */
031public interface InvoiceAppender {
032
033        /**
034    * Append invoice to a PDF.
035    * 
036    * @param invoice the invoice
037    * @param inputPdf the input pdf.
038    * @return the resulting PDF.
039    */
040        public byte[] append(Invoice invoice, byte[] inputPdf);
041
042        /**
043    * Append invoice to a PDF.
044    * 
045    * @param invoice the invoice
046    * @param inputPdf the input pdf
047    * @param resultingPdf the resulting pdf
048    */
049        public void append(Invoice invoice, InputStream inputPdf, OutputStream resultingPdf);
050
051}