/*
 * 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 final class MainArgsExample implements Runnable {

    // tag::usage[]
    private final Logger logger = LogManager.getLogger(); // <1>

    public static void main(final String[] args) {
        try { // <2>
            Class.forName("org.apache.logging.log4j.core.lookup.MainMapLookup")
                    .getDeclaredMethod("setMainArguments", String[].class)
                    .invoke(null, (Object) args);
        } catch (final ReflectiveOperationException e) {
            // Log4j Core is not used.
        }
        new MainArgsExample().run();
    }
    // end::usage[]

    @Override
    public void run() {
        logger.info("Hello `main` lookup!");
    }
}
