2009/05/20 - Apache Shale has been retired.

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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.shale.remoting.logger;
19  
20  import java.text.MessageFormat;
21  import org.apache.shale.remoting.logger.Logger;
22  
23  /***
24   * <p>Abstract base class for {@link Logger} implementations.</p>
25   */
26  public abstract class AbstractLogger implements Logger {
27      
28  
29      // ------------------------------------------------------- Protected Methods
30  
31  
32      /***
33       * <p>Return a formatted message based on the specified parameters.</p>
34       *
35       * @param message Message string (treated as a message format if the
36       *  <code>params</code> parameter has one or more elements)
37       * @param params Substitution parameters for a message format string,
38       *  or <code>null</code> if there are no such parameters
39       */
40      protected String message(String message, Object[] params) {
41  
42          if ((params == null) || (params.length < 1)) {
43              return message;
44          } else {
45              return MessageFormat.format(message, params);
46          }
47  
48      }
49  
50  
51  }