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1   package org.codehaus.plexus.logging;
2   
3   /*
4    * Copyright 2001-2006 Codehaus Foundation.
5    *
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    *
10   *      http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  /**
20   * @author Jason van Zyl
21   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
22   * @version $Id$
23   */
24  public interface LoggerManager
25  {
26      String ROLE = LoggerManager.class.getName();
27  
28      /**
29       * Sets the threshold for all new loggers. It will NOT affect the existing loggers.
30       *
31       * This is usually only set once while the logger manager is configured.
32       * 
33       * @param threshold The new threshold.
34       */
35      void setThreshold( int threshold );
36  
37      /**
38       * Returns the current threshold for all new loggers.
39       *
40       * @return Returns the current threshold for all new loggers.
41       */
42      int getThreshold();
43  
44      /**
45       * Sets the threshold for all loggers. It affects all the existing loggers
46       * as well as future loggers.
47       *
48       * @param threshold The new threshold.
49       */
50      void setThresholds( int threshold );
51  
52      // The new stuff
53      void setThreshold( String role, int threshold );
54  
55      void setThreshold( String role, String roleHint, int threshold );
56  
57      int getThreshold( String role );
58  
59      int getThreshold( String role, String roleHint );
60  
61      Logger getLoggerForComponent( String role );
62  
63      Logger getLoggerForComponent( String role, String roleHint );
64  
65      void returnComponentLogger( String role );
66  
67      void returnComponentLogger( String role, String hint );
68  
69      int getActiveLoggerCount();
70  }