001/* 002 * Copyright 2014 Konik.io 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package io.konik.harness; 017 018import java.io.InputStream; 019 020/** 021 * 022 * Extracts the attachment file from a given PDF. 023 */ 024public interface FileExtractor { 025 026 /** 027 * Extract from PDF Input Stream 028 * 029 * @param pdfInput the pdf input 030 * @return the byte[] 031 */ 032 byte[] extract(InputStream pdfInput); 033 034 035 /** 036 * Extract from PDF into Input Stream. 037 * 038 * The caller is responsible to close the InputStream after finishing reading. 039 * 040 * @param pdfInput the pdf input stream 041 * @return the input stream 042 */ 043 InputStream extractToStream(InputStream pdfInput); 044}