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1   /*
2    * Copyright 2010-2025 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.mybatis.logging;
17  
18  import java.util.function.Supplier;
19  
20  import org.apache.ibatis.logging.Log;
21  
22  /**
23   * Wrapper of {@link Log}, allow log with lambda expressions.
24   *
25   * @author Putthiphong Boonphong
26   */
27  public class Logger {
28  
29    /** The log. */
30    private final Log log;
31  
32    /**
33     * Instantiates a new logger.
34     *
35     * @param log
36     *          the log
37     */
38    Logger(Log log) {
39      this.log = log;
40    }
41  
42    /**
43     * Error.
44     *
45     * @param s
46     *          the s
47     * @param e
48     *          the e
49     */
50    public void error(Supplier<String> s, Throwable e) {
51      log.error(s.get(), e);
52    }
53  
54    /**
55     * Error.
56     *
57     * @param s
58     *          the s
59     */
60    public void error(Supplier<String> s) {
61      log.error(s.get());
62    }
63  
64    /**
65     * Warn.
66     *
67     * @param s
68     *          the s
69     */
70    public void warn(Supplier<String> s) {
71      log.warn(s.get());
72    }
73  
74    /**
75     * Debug.
76     *
77     * @param s
78     *          the s
79     */
80    public void debug(Supplier<String> s) {
81      if (log.isDebugEnabled()) {
82        log.debug(s.get());
83      }
84    }
85  
86    /**
87     * Trace.
88     *
89     * @param s
90     *          the s
91     */
92    public void trace(Supplier<String> s) {
93      if (log.isTraceEnabled()) {
94        log.trace(s.get());
95      }
96    }
97  
98  }