    001    /*
    002     * Licensed to the Apache Software Foundation (ASF) under one or more
    003     * contributor license agreements. See the NOTICE file distributed with
    004     * this work for additional information regarding copyright ownership.
    005     * The ASF licenses this file to You under the Apache license, Version 2.0
    006     * (the "License"); you may not use this file except in compliance with
    007     * the License. You may obtain a copy of the License at
    008     *
    009     *      http://www.apache.org/licenses/LICENSE-2.0
    010     *
    011     * Unless required by applicable law or agreed to in writing, software
    012     * distributed under the License is distributed on an "AS IS" BASIS,
    013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014     * See the license for the specific language governing permissions and
    015     * limitations under the license.
    016     */
    017    package org.apache.logging.log4j.core.config;
    018
    019    import java.io.Serializable;
    020    import java.util.Map;
    021
    022    import org.apache.logging.log4j.core.config.plugins.Plugin;
    023    import org.apache.logging.log4j.core.net.Advertiser;
    024
    025    /**
    026     * The default advertiser does not do anything.
    027     */
    028    @Plugin(name = "default", category = Node.CATEGORY, elementType = "advertiser", printObject = false)
    029    public class DefaultAdvertiser implements Advertiser, Serializable {
    030
    031        private static final long serialVersionUID = 1L;
    032
    033        /**
    034         * Does nothing.
    035         *
    036         * @return null
    037         */
    038        @Override
    039        public Object advertise(final Map<String, String> properties) {
    040            return null;
    041        }
    042
    043        /**
    044         * Does nothing
    045         * @param advertisedObject
    046         */
    047        @Override
    048        public void unadvertise(final Object advertisedObject) {
    049            //no-op
    050        }
    051
    052    }