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    }