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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements. See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache license, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License. You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the license for the specific language governing permissions and
15   * limitations under the license.
16   */
17  package org.apache.logging.log4j.core.config;
18  
19  import java.util.Map;
20  
21  import org.apache.logging.log4j.core.config.plugins.Plugin;
22  import org.apache.logging.log4j.core.net.Advertiser;
23  
24  /**
25   * The default advertiser does not do anything.
26   */
27  @Plugin(name = "default", category = Node.CATEGORY, elementType = "advertiser", printObject = false)
28  public class DefaultAdvertiser implements Advertiser {
29  
30      /**
31       * Does nothing.
32       *
33       * @return null
34       */
35      @Override
36      public Object advertise(final Map<String, String> properties) {
37          return null;
38      }
39  
40      /**
41       * Does nothing.
42       * @param advertisedObject
43       */
44      @Override
45      public void unadvertise(final Object advertisedObject) {
46          //no-op
47      }
48  
49  }