1 /*
2 * This file is part of dependency-check-ant.
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 * http://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 * Copyright (c) 2015 The OWASP Foundation. All Rights Reserved.
17 */
18 package org.slf4j.impl;
19
20 import org.apache.maven.plugin.logging.Log;
21 import org.owasp.dependencycheck.maven.slf4j.MavenLoggerFactory;
22 import org.slf4j.ILoggerFactory;
23 import org.slf4j.spi.LoggerFactoryBinder;
24
25 /**
26 * The binding of org.slf4j.LoggerFactory class with an actual instance of org.slf4j.ILoggerFactory is performed using information
27 * returned by this class.
28 *
29 * @author colezlaw
30 */
31 //CSOFF: FinalClass
32 public class StaticLoggerBinder implements LoggerFactoryBinder {
33 //CSON: FinalClass
34
35 /**
36 * The unique instance of this class
37 */
38 private static final StaticLoggerBinder SINGLETON = new StaticLoggerBinder();
39
40 /**
41 * Return the singleton of this class.
42 *
43 * @return the StaticLoggerBinder singleton
44 */
45 public static final StaticLoggerBinder getSingleton() {
46 return SINGLETON;
47 }
48
49 /**
50 * Maven mojos have their own logger, so we'll use one of those
51 */
52 private Log log = null;
53
54 /**
55 * Set the Task which will this is to log through.
56 *
57 * @param log the task through which to log
58 */
59 public void setLog(Log log) {
60 this.log = log;
61 loggerFactory = new MavenLoggerFactory(log);
62 }
63
64 /**
65 * Declare the version of the SLF4J API this implementation is compiled against. The value of this filed is usually modified
66 * with each release.
67 */
68 // to avoid constant folding by the compiler, this field must *not* be final
69 //CSOFF: StaticVariableName
70 //CSOFF: VisibilityModifier
71 public static String REQUESTED_API_VERSION = "1.7.12"; // final
72 //CSON: VisibilityModifier
73 //CSON: StaticVariableName
74
75 /**
76 * The logger factory class string.
77 */
78 private static final String LOGGER_FACTORY_CLASS = MavenLoggerFactory.class.getName();
79
80 /**
81 * The ILoggerFactory instance returned by the {@link #getLoggerFactory} method should always be the same object
82 */
83 private ILoggerFactory loggerFactory;
84
85 /**
86 * Constructs the static logger factory.
87 */
88 private StaticLoggerBinder() {
89 loggerFactory = new MavenLoggerFactory(log);
90 }
91
92 /**
93 * Returns the logger factory.
94 *
95 * @return the logger factory
96 */
97 @Override
98 public ILoggerFactory getLoggerFactory() {
99 return loggerFactory;
100 }
101
102 /**
103 * Returns the logger factory class string.
104 *
105 * @return the logger factory class string
106 */
107 @Override
108 public String getLoggerFactoryClassStr() {
109 return LOGGER_FACTORY_CLASS;
110 }
111 }