1 package org.apache.maven.plugin.dependency.resolvers;
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 java.util.ArrayList;
23 import java.util.HashSet;
24 import java.util.Iterator;
25 import java.util.Set;
26
27 import org.apache.maven.artifact.Artifact;
28 import org.apache.maven.artifact.resolver.ArtifactResolutionException;
29 import org.apache.maven.artifact.resolver.ArtifactResolutionResult;
30 import org.apache.maven.artifact.resolver.ResolutionNode;
31 import org.apache.maven.plugin.MojoExecutionException;
32 import org.apache.maven.plugin.dependency.AbstractDependencyMojo;
33 import org.apache.maven.shared.artifact.filter.ScopeArtifactFilter;
34
35 /**
36 * Goal that resolves all project dependencies and then lists the repositories
37 * used by the build and by the transitive dependencies
38 *
39 * @goal list-repositories
40 * @requiresDependencyResolution test
41 * @author <a href="mailto:brianf@apache.org">Brian Fox</a>
42 * @version $Id: GoOfflineMojo.java 728546 2008-12-21 22:56:51Z bentmann $
43 * @since 2.2
44 */
45 public class ListRepositoriesMojo
46 extends AbstractDependencyMojo
47 {
48 /**
49 * Displays a list of the repositories used by this build.
50 * @throws MojoExecutionException
51 * with a message if an error occurs.
52 *
53 */
54 public void execute()
55 throws MojoExecutionException
56 {
57 try
58 {
59 ArtifactResolutionResult result =
60 this.artifactCollector.collect( project.getArtifacts(), project.getArtifact(), this.getLocal(),
61 this.remoteRepos, this.artifactMetadataSource,
62 new ScopeArtifactFilter( Artifact.SCOPE_TEST ), new ArrayList() );
63 Set repos = new HashSet();
64 Set<ResolutionNode> nodes = result.getArtifactResolutionNodes();
65 for ( ResolutionNode node : nodes )
66 {
67 repos.addAll( node.getRemoteRepositories() );
68 }
69
70 this.getLog().info( "Repositories Used by this build:" );
71 for ( Iterator i = repos.iterator(); i.hasNext(); )
72 {
73 this.getLog().info( i.next().toString() );
74 }
75 }
76 catch ( ArtifactResolutionException e )
77 {
78 throw new MojoExecutionException( "Unable to resolve artifacts", e );
79 }
80 }
81 }