| /* |
| * 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.logging.log4j.core.appender; |
| |
| import java.io.IOException; |
| |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.core.LoggerContext; |
| import org.apache.logging.log4j.core.config.Configurator; |
| |
| /** |
| * Shows how to use ANSI escape codes to color messages. Each message is printed to the console in color, but the rest |
| * of the log entry (time stamp for example) is in the default color for that console. |
| * <p> |
| * Running from a Windows command line from the root of the project: |
| * </p> |
| * |
| * <pre> |
| * java -classpath log4j-core\target\test-classes;log4j-core\target\classes;log4j-api\target\classes;%HOME%\.m2\repository\org\fusesource\jansi\jansi\1.14\jansi-1.14.jar; org.apache.logging.log4j.core.appender.ConsoleAppenderAnsiMessagesMain log4j-core/target/test-classes/log4j2-console.xml |
| * </pre> |
| */ |
| public class ConsoleAppenderAnsiMessagesMain { |
| |
| private static final Logger LOG = LogManager.getLogger(ConsoleAppenderAnsiMessagesMain.class); |
| |
| public static void main(final String[] args) { |
| System.setProperty("log4j.skipJansi", "false"); // LOG4J2-2087: explicitly enable |
| try (final LoggerContext ctx = Configurator.initialize(ConsoleAppenderAnsiMessagesMain.class.getName(), |
| "target/test-classes/log4j2-console.xml")) { |
| LOG.fatal("\u001b[1;35mFatal message.\u001b[0m"); |
| LOG.error("\u001b[1;31mError message.\u001b[0m"); |
| LOG.warn("\u001b[0;33mWarning message.\u001b[0m"); |
| LOG.info("\u001b[0;32mInformation message.\u001b[0m"); |
| LOG.debug("\u001b[0;36mDebug message.\u001b[0m"); |
| LOG.trace("\u001b[0;30mTrace message.\u001b[0m"); |
| LOG.error("\u001b[1;31mError message.\u001b[0m", new IOException("test")); |
| } |
| } |
| |
| } |