commons.java subversion repository
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| Rev: 696 - https://secure.bioinfweb.info/Code/svn/commons.java / trunk / main / info.bioinfweb.commons.core / src / info / bioinfweb / commons / log / ConsoleApplicationLogger.java | |
| Show File - ConsoleApplicationLogger.java [show properties] |
| 1 | /* |
| 2 | * bioinfweb.commons.java - Shared components of bioinfweb projects made available in a Java library |
| 3 | * Copyright (C) 2008-2011, 2013-2018 Ben Stöver, Sarah Wiechers |
| 4 | * <http://commons.bioinfweb.info/Java> |
| 5 | * |
| 6 | * This file is free software: you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU Lesser General Public License as published by |
| 8 | * the Free Software Foundation, either version 3 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This file is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public License |
| 17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 18 | */ |
| 19 | package info.bioinfweb.commons.log; |
| 20 | |
| 21 | |
| 22 | |
| 23 | /** |
| 24 | * An implementation of {@link ApplicationLogger} that outputs all messages to {@link System#out} and {@link System#err}. |
| 25 | * <p> |
| 26 | * {@link #isUseErrorStream()} determines to which stream error messages are written. The default value is {@code true}. All other messages are always written |
| 27 | * to {@link System#out}. |
| 28 | * |
| 29 | * @author Ben Stöver |
| 30 | * @since 3.2.0 |
| 31 | */ |
| 32 | public class ConsoleApplicationLogger extends AbstractApplicationLogger { |
| 33 | private boolean useErrorStream = true; |
| 34 | |
| 35 | |
| 36 | /** |
| 37 | * Determines whether error messages received by this logger should be written to {@link System#err} or {@link System#out}. |
| 38 | * |
| 39 | * @return {@code true} if error messages are currently written to {@link System#err} or {@code false} if they are written to {@link System#out} instead |
| 40 | */ |
| 41 | public boolean isUseErrorStream() { |
| 42 | return useErrorStream; |
| 43 | } |
| 44 | |
| 45 | |
| 46 | /** |
| 47 | * Determines whether error messages received by this logger should be written to {@link System#err} or {@link System#out}. |
| 48 | * |
| 49 | * @param useErrorStream Specify {@code true} here if error messages should be written to {@link System#err} or {@code false} if they should be written to |
| 50 | * {@link System#out}. |
| 51 | */ |
| 52 | public void setUseErrorStream(boolean useErrorStream) { |
| 53 | this.useErrorStream = useErrorStream; |
| 54 | } |
| 55 | |
| 56 | |
| 57 | @Override |
| 58 | public void addMessage(ApplicationLoggerMessage message) { |
| 59 | if (ApplicationLoggerMessageType.ERROR.equals(message.getType())) { |
| 60 | System.err.println(message); |
| 61 | } |
| 62 | else { |
| 63 | System.out.println(message); |
| 64 | } |
| 65 | } |
| 66 | } |
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