1 package org.apache.maven.plugin.internal;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import org.apache.maven.execution.MavenSession;
23 import org.apache.maven.plugin.LegacySupport;
24 import org.codehaus.plexus.component.annotations.Component;
25 import org.sonatype.aether.RepositorySystemSession;
26
27 /**
28 * Helps to provide backward-compatibility with plugins that use legacy components. <strong>Warning:</strong> This is an
29 * internal utility component that is only public for technical reasons, it is not part of the public API. In
30 * particular, this component can be changed or deleted without prior notice.
31 *
32 * @since 3.0
33 * @author Benjamin Bentmann
34 */
35 @Component( role = LegacySupport.class )
36 public class DefaultLegacySupport
37 implements LegacySupport
38 {
39
40 private static final ThreadLocal<MavenSession[]> session = new InheritableThreadLocal<MavenSession[]>();
41
42 public void setSession( MavenSession session )
43 {
44 if ( session == null )
45 {
46 MavenSession[] oldSession = DefaultLegacySupport.session.get();
47 if ( oldSession != null )
48 {
49 oldSession[0] = null;
50 DefaultLegacySupport.session.remove();
51 }
52 }
53 else
54 {
55 DefaultLegacySupport.session.set( new MavenSession[] { session } );
56 }
57 }
58
59 public MavenSession getSession()
60 {
61 MavenSession[] currentSession = DefaultLegacySupport.session.get();
62 return currentSession != null ? currentSession[0] : null;
63 }
64
65 public RepositorySystemSession getRepositorySession()
66 {
67 MavenSession session = getSession();
68 return ( session != null ) ? session.getRepositorySession() : null;
69 }
70
71 }