1 /* 2 * Copyright (C) 2010-2014 Hamburg Sud and the contributors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package org.aludratest.service.separatedfile; 17 18 import org.aludratest.content.separated.data.SeparatedFileBeanData; 19 import org.aludratest.service.Interaction; 20 21 /** 22 * {@link Interaction} interface of the {@link SeparatedFileService}. 23 * @author Volker Bergmann 24 */ 25 public interface SeparatedFileInteraction extends Interaction { 26 27 /** Polls the file system until a file at the given path is found 28 * or a timeout occurs. 29 * @param elementType 30 * @param filePath the full path of the requested file */ 31 void waitUntilExists(String elementType, String filePath); 32 33 /** Polls the file system until no file is found at the given path. 34 * @param filePath */ 35 void waitUntilNotExists(String filePath); 36 37 /** Deletes a file. 38 * @param filePath the path of the file to delete */ 39 public void delete(String filePath); 40 41 /** Creates a writer for persisting 42 * SeparatedFileBeans or JavaBean data structures. 43 * @param filePath the path of the file to write 44 * @param overwrite flag that indicates whether pre-existing files may be overwritten 45 * @param beanClass the type of the bean Objects to write 46 * @param separator the separator character to use 47 * @param header 48 * @return the id of the created writer */ 49 Object createWriter(String filePath, boolean overwrite, 50 Class<? extends SeparatedFileBeanData> beanClass, char separator, String header); 51 52 /** Writes an object as separated file row. 53 * @param bean a SeparatedFileBean to write 54 * @param writerId the id of the writer */ 55 void writeRow(SeparatedFileBeanData bean, Object writerId); 56 57 /** Closes the writer. 58 * @param writerId the id of the writer */ 59 void closeWriter(Object writerId); 60 61 /** Creates a reader for reading JavaBeans. 62 * @param filePath the path of the file to read 63 * @param beanClass the type of the bean Objects to write 64 * @param separator the separator character to use 65 * @return the id of the created reader */ 66 Object createReader(String filePath, 67 Class<? extends SeparatedFileBeanData> beanClass, char separator); 68 69 /** 70 * Reads a header line from a separated file. 71 * @param readerId 72 * @return the content of the header 73 */ 74 String readHeader(Object readerId); 75 76 /** Reads a separated file row and provides it as Java object. 77 * @param readerId the id of the reader 78 * @return a SeparatedFileBean holding the content of the parsed separated file row */ 79 SeparatedFileBeanData readRow(Object readerId); 80 81 /** Closes the reader. 82 * @param readerId the id of the reader */ 83 void closeReader(Object readerId); 84 85 }