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1   /*
2    *    Copyright 2009-2023 the original author or authors.
3    *
4    *    Licensed under the Apache License, Version 2.0 (the "License");
5    *    you may not use this file except in compliance with the License.
6    *    You may obtain a copy of the License at
7    *
8    *       https://www.apache.org/licenses/LICENSE-2.0
9    *
10   *    Unless required by applicable law or agreed to in writing, software
11   *    distributed under the License is distributed on an "AS IS" BASIS,
12   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *    See the License for the specific language governing permissions and
14   *    limitations under the License.
15   */
16  package org.apache.ibatis.logging.slf4j;
17  
18  import org.apache.ibatis.logging.Log;
19  import org.slf4j.Logger;
20  import org.slf4j.LoggerFactory;
21  import org.slf4j.Marker;
22  import org.slf4j.spi.LocationAwareLogger;
23  
24  /**
25   * @author Clinton Begin
26   * @author Eduardo Macarron
27   */
28  public class Slf4jImpl implements Log {
29  
30    private Log log;
31  
32    public Slf4jImpl(String clazz) {
33      Logger logger = LoggerFactory.getLogger(clazz);
34  
35      if (logger instanceof LocationAwareLogger) {
36        try {
37          // check for slf4j >= 1.6 method signature
38          logger.getClass().getMethod("log", Marker.class, String.class, int.class, String.class, Object[].class,
39              Throwable.class);
40          log = new Slf4jLocationAwareLoggerImpl((LocationAwareLogger) logger);
41          return;
42        } catch (SecurityException | NoSuchMethodException e) {
43          // fail-back to Slf4jLoggerImpl
44        }
45      }
46  
47      // Logger is not LocationAwareLogger or slf4j version < 1.6
48      log = new Slf4jLoggerImpl(logger);
49    }
50  
51    @Override
52    public boolean isDebugEnabled() {
53      return log.isDebugEnabled();
54    }
55  
56    @Override
57    public boolean isTraceEnabled() {
58      return log.isTraceEnabled();
59    }
60  
61    @Override
62    public void error(String s, Throwable e) {
63      log.error(s, e);
64    }
65  
66    @Override
67    public void error(String s) {
68      log.error(s);
69    }
70  
71    @Override
72    public void debug(String s) {
73      log.debug(s);
74    }
75  
76    @Override
77    public void trace(String s) {
78      log.trace(s);
79    }
80  
81    @Override
82    public void warn(String s) {
83      log.warn(s);
84    }
85  
86  }