| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.oodt.cas.crawl.action; |
| |
| //JDK imports |
| import java.io.File; |
| |
| /** |
| * This class captures settings used in FileBased actions and the FileExists |
| * precondition. It specifies how to prepare a file string and provides |
| * consistent features across the aforementioned. This preparation supports such |
| * converting from something such as image.jpg to cool_image_ancillary.png. In |
| * this scenario the filePrefix="cool_", fileSuffix="_ancillary", |
| * fileExtension="png", and keepExistingExtension=true. This conversion could |
| * take place by passing calling the getPreparedFileString method. |
| * |
| * @author pramirez (Paul Ramirez) |
| * @author mattmann (Chris Mattmann) |
| * |
| */ |
| public class FileSettings { |
| private String filePrefix; |
| private String fileSuffix; |
| private String fileExtension; |
| private boolean keepExistingExtension; |
| |
| public FileSettings() { |
| this.keepExistingExtension = true; |
| } |
| |
| public void setFilePrefix(String filePrefix) { |
| this.filePrefix = filePrefix; |
| } |
| |
| public void setFileSuffix(String fileSuffix) { |
| this.fileSuffix = fileSuffix; |
| } |
| |
| public void setFileExtension(String fileExtension) { |
| this.fileExtension = fileExtension; |
| } |
| |
| public void setKeepExistingExtension(boolean keepExistingExtension) { |
| this.keepExistingExtension = keepExistingExtension; |
| } |
| |
| public String getPreparedFileString(File file) { |
| StringBuffer fileString = new StringBuffer(); |
| |
| if (file.getParent() != null) { |
| fileString.append(file.getParent()); |
| fileString.append(System.getProperties().getProperty("file.separator", |
| "/")); |
| } |
| |
| if (filePrefix != null) { |
| fileString.append(filePrefix); |
| } |
| |
| String existingExtension = ""; |
| String filename = file.getName(); |
| int existingIndex = filename.lastIndexOf("."); |
| if (existingIndex != -1) { |
| existingExtension = filename.substring(existingIndex); |
| filename = filename.substring(0, existingIndex); |
| } |
| |
| fileString.append(filename); |
| |
| if (fileSuffix != null) { |
| fileString.append(fileSuffix); |
| } |
| |
| if (keepExistingExtension) { |
| fileString.append(existingExtension); |
| } |
| |
| if (fileExtension != null) { |
| fileString.append("."); |
| fileString.append(fileExtension); |
| } |
| |
| return fileString.toString(); |
| } |
| } |