001/*******************************************************************************
002 * This software is provided as a supplement to the authors' textbooks on digital
003 * image processing published by Springer-Verlag in various languages and editions.
004 * Permission to use and distribute this software is granted under the BSD 2-Clause
005 * "Simplified" License (see http://opensource.org/licenses/BSD-2-Clause).
006 * Copyright (c) 2006-2023 Wilhelm Burger, Mark J. Burge. All rights reserved.
007 * Visit https://imagingbook.com for additional details.
008 ******************************************************************************/
009package imagingbook.common.util.progress;
010
011/**
012 * A simple progress monitor that only prints the progress of the monitored target task to the console. See
013 * {@link ProgressMonitorExample} for a usage example.
014 *
015 * @see ProgressMonitor
016 * @see ProgressReporter
017 * @see ProgressMonitorExample
018 */
019public class ConsoleProgressMonitor extends ProgressMonitor {
020        
021        /**
022         * Constructor.
023         * @param target the task ({@link ProgressReporter}) to be monitored
024         */
025        public ConsoleProgressMonitor(ProgressReporter target) {
026                super(target);
027        }
028
029        @Override
030        public void handleProgress(double progress, long elapsedNanoTime) {
031                System.out.format("progress = %.3f elapsed time = %.2fs\n", progress, elapsedNanoTime / 1.0e9);
032        }
033        
034        @Override
035        public void close() {
036                super.close();
037                System.out.println("done.");
038        }
039
040}