001/* 002 * (C) Copyright 2015 Nuxeo SA (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl-2.1.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * thibaud 016 */ 017package org.nuxeo.diff.pictures; 018 019import org.nuxeo.ecm.core.api.Blob; 020 021/** 022 * @since 7.4 023 */ 024public class DiffPicturesUtils { 025 026 /* 027 * Centralize handling of the targetFileName (used in at least 3 operations => less code in the operation itself) 028 */ 029 public static String updateTargetFileName(Blob inBlob, String inTargetFileName, String inTargetFileSuffix) { 030 031 String updatedName = ""; 032 033 if (inTargetFileName == null || inTargetFileName.isEmpty()) { 034 updatedName = inBlob.getFilename(); 035 } else { 036 updatedName = inTargetFileName; 037 } 038 039 if (inTargetFileSuffix != null && !inTargetFileSuffix.isEmpty()) { 040 updatedName = DiffPicturesUtils.addSuffixToFileName(updatedName, inTargetFileSuffix); 041 } 042 043 return updatedName; 044 } 045 046 /* 047 * Adds the suffix before the file extension, if any 048 */ 049 public static String addSuffixToFileName(String inFileName, String inSuffix) { 050 if (inFileName == null || inFileName.isEmpty() || inSuffix == null || inSuffix.isEmpty()) { 051 return inFileName; 052 } 053 054 int dotIndex = inFileName.lastIndexOf('.'); 055 if (dotIndex < 0) { 056 return inFileName + inSuffix; 057 } 058 059 return inFileName.substring(0, dotIndex) + inSuffix + inFileName.substring(dotIndex); 060 } 061 062}