Java tutorial
/* * Copyright 2013 Klarna AB * * Licensed 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 com.oozierunner.core; import org.apache.commons.io.FileUtils; import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; public class FileManager { public static boolean contentEquals(String actualDataFileName, String expectedDataFileName) { File actualDataFile = new File(actualDataFileName); File expectedDataFile = new File(expectedDataFileName); if (!actualDataFile.exists()) { System.out.println("ActualDataFile :-> " + actualDataFileName + " : doesn't Exist..."); return false; } else if (!expectedDataFile.exists()) { System.out.println("ExpectedDataFile :-> " + expectedDataFileName + " : doesn't Exist..."); return false; } boolean contentMatched = false; try { contentMatched = FileUtils.contentEquals(actualDataFile, expectedDataFile); } catch (IOException e) { e.printStackTrace(); return false; } return contentMatched; } public static BufferedWriter getFileWriter(String fileName) throws IOException { System.out.println("File to write in :-> " + fileName); File file = new File(fileName); // if file doesnt exists, then create it if (!file.exists()) { file.createNewFile(); } FileWriter fileWriter = new FileWriter(file.getAbsoluteFile()); BufferedWriter bufferedWriter = new BufferedWriter(fileWriter); return bufferedWriter; } public static void write(BufferedWriter bufferedWriter, boolean newline, String dataline) throws IOException { bufferedWriter.write(dataline); if (newline) { bufferedWriter.newLine(); } } public static void close(BufferedWriter bufferedWriter) throws IOException { bufferedWriter.close(); } }