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.tools.ant.Task;
21 import org.owasp.dependencycheck.ant.logging.AntLoggerFactory;
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
27 * org.slf4j.ILoggerFactory is performed using information returned by this
28 * class.
29 *
30 * @author colezlaw
31 */
32 //CSOFF: FinalClass
33 public class StaticLoggerBinder implements LoggerFactoryBinder {
34 //CSON: FinalClass
35
36 /**
37 * The unique instance of this class
38 */
39 private static final StaticLoggerBinder SINGLETON = new StaticLoggerBinder();
40
41 /**
42 * Return the singleton of this class.
43 *
44 * @return the StaticLoggerBinder singleton
45 */
46 public static final StaticLoggerBinder getSingleton() {
47 return SINGLETON;
48 }
49
50 /**
51 * Ant tasks have the log method we actually want to call. So we hang onto
52 * the task as a delegate
53 */
54 private Task task = null;
55
56 /**
57 * Set the Task which will this is to log through.
58 *
59 * @param task the task through which to log
60 */
61 public void setTask(Task task) {
62 this.task = task;
63 loggerFactory = new AntLoggerFactory(task);
64 }
65
66 /**
67 * Declare the version of the SLF4J API this implementation is compiled
68 * against. The value of this filed is usually modified with each release.
69 */
70 // to avoid constant folding by the compiler, this field must *not* be final
71 //CSOFF: StaticVariableName
72 //CSOFF: VisibilityModifier
73 public static String REQUESTED_API_VERSION = "1.7.12"; // final
74 //CSON: VisibilityModifier
75 //CSON: StaticVariableName
76
77 /**
78 * The logger factory class string.
79 */
80 private static final String LOGGER_FACTORY_CLASS = AntLoggerFactory.class.getName();
81
82 /**
83 * The ILoggerFactory instance returned by the {@link #getLoggerFactory}
84 * method should always be the smae object
85 */
86 private ILoggerFactory loggerFactory;
87
88 /**
89 * Constructs a new static logger binder.
90 */
91 private StaticLoggerBinder() {
92 loggerFactory = new AntLoggerFactory(task);
93 }
94
95 /**
96 * Returns the logger factory.
97 *
98 * @return the logger factory
99 */
100 @Override
101 public ILoggerFactory getLoggerFactory() {
102 return loggerFactory;
103 }
104
105 /**
106 * Returns the logger factory class string.
107 *
108 * @return the logger factory class string
109 */
110 @Override
111 public String getLoggerFactoryClassStr() {
112 return LOGGER_FACTORY_CLASS;
113 }
114 }