1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. 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,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.slf4j.simple;
20
21 import org.slf4j.ILoggerFactory;
22 import org.slf4j.IMarkerFactory;
23 import org.slf4j.helpers.BasicMarkerFactory;
24 import org.slf4j.helpers.NOPMDCAdapter;
25 import org.slf4j.spi.MDCAdapter;
26 import org.slf4j.spi.SLF4JServiceProvider;
27
28 /**
29 * SLF4J service provider for Maven, using {@link MavenSimpleLoggerFactory}
30 * to provide colorized log output.
31 *
32 * @since 3.10.0
33 */
34 public class MavenSimpleServiceProvider implements SLF4JServiceProvider {
35
36 /**
37 * Declare the version of the SLF4J API this implementation is compiled against.
38 */
39 // to avoid constant folding by the compiler, this field must *not* be final
40 @SuppressWarnings({"checkstyle:staticvariablename", "checkstyle:visibilitymodifier"})
41 public static String REQUESTED_API_VERSION = "2.0"; // !final
42
43 private ILoggerFactory loggerFactory;
44 private final IMarkerFactory markerFactory = new BasicMarkerFactory();
45 private final MDCAdapter mdcAdapter = new NOPMDCAdapter();
46
47 @Override
48 public ILoggerFactory getLoggerFactory() {
49 return loggerFactory;
50 }
51
52 @Override
53 public IMarkerFactory getMarkerFactory() {
54 return markerFactory;
55 }
56
57 @Override
58 public MDCAdapter getMDCAdapter() {
59 return mdcAdapter;
60 }
61
62 @Override
63 public String getRequestedApiVersion() {
64 return REQUESTED_API_VERSION;
65 }
66
67 @Override
68 public void initialize() {
69 loggerFactory = new MavenSimpleLoggerFactory();
70 }
71 }