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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  
18  package org.apache.logging.log4j.spi;
19  
20  import org.apache.logging.log4j.message.MessageFactory;
21  
22  /**
23   * Creates keys used in maps for use in LoggerContext implementations.
24   * 
25   * @since 2.5
26   */
27  public class LoggerContextKey {
28  
29      public static String create(final String name) {
30          return create(name, AbstractLogger.DEFAULT_MESSAGE_FACTORY_CLASS);
31      }
32  
33      public static String create(final String name, final MessageFactory messageFactory) {
34          final Class<? extends MessageFactory> messageFactoryClass = messageFactory != null ? messageFactory.getClass()
35                  : AbstractLogger.DEFAULT_MESSAGE_FACTORY_CLASS;
36          return create(name, messageFactoryClass);
37      }
38  
39      public static String create(final String name, final Class<? extends MessageFactory> messageFactoryClass) {
40          final Class<? extends MessageFactory> mfClass = messageFactoryClass != null ? messageFactoryClass
41                  : AbstractLogger.DEFAULT_MESSAGE_FACTORY_CLASS;
42          return name + "." + mfClass.getName();
43      }
44  
45  }