src/site/antora/modules/ROOT/examples/manual/migration/Migration2Example.java

/*
 * 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 example;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

public class Migration2Example {

    private static final Logger LOGGER = LogManager.getLogger();

    public static void main(String[] args) {
        String username = args.length > 0 ? args[0] : "unknown";
        // tag::guards[]
        LOGGER.info("Hello {}!", username);
        // end::guards[]
    }
}