1 package org.apache.maven;
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18 import java.io.File;
19 import java.io.IOException;
20 import java.util.ArrayList;
21 import java.util.Arrays;
22 import java.util.List;
23
24 import org.apache.maven.artifact.Artifact;
25 import org.apache.maven.execution.MavenExecutionRequest;
26 import org.apache.maven.execution.MavenExecutionResult;
27 import org.apache.maven.execution.MavenSession;
28 import org.apache.maven.model.Dependency;
29 import org.apache.maven.project.MavenProject;
30 import org.codehaus.plexus.PlexusContainer;
31 import org.codehaus.plexus.component.repository.ComponentDescriptor;
32
33 public class MavenLifecycleParticipantTest
34 extends AbstractCoreMavenComponentTestCase
35 {
36
37 private static final String INJECTED_ARTIFACT_ID = "injected";
38
39 public static class InjectDependencyLifecycleListener
40 extends AbstractMavenLifecycleParticipant
41 {
42
43 @Override
44 public void afterProjectsRead( MavenSession session )
45 {
46 MavenProject project = session.getProjects().get( 0 );
47
48 Dependency dependency = new Dependency();
49 dependency.setArtifactId( INJECTED_ARTIFACT_ID );
50 dependency.setGroupId( "foo" );
51 dependency.setVersion( "1.2.3" );
52 dependency.setScope( "system" );
53 try
54 {
55 dependency.setSystemPath( new File(
56 "src/test/projects/lifecycle-executor/project-with-additional-lifecycle-elements/pom.xml" ).getCanonicalPath() );
57 }
58 catch ( IOException e )
59 {
60 throw new RuntimeException( e );
61 }
62
63 project.getModel().addDependency( dependency );
64 }
65
66 @Override
67 public void afterSessionStart( MavenSession session )
68 {
69 session.getUserProperties().setProperty( "injected", "bar" );
70 }
71
72 }
73
74 public static class InjectReactorDependency
75 extends AbstractMavenLifecycleParticipant
76 {
77 @Override
78 public void afterProjectsRead( MavenSession session )
79 {
80 injectReactorDependency( session.getProjects(), "module-a", "module-b" );
81 }
82
83 private void injectReactorDependency( List<MavenProject> projects, String moduleFrom, String moduleTo )
84 {
85 for ( MavenProject project : projects )
86 {
87 if ( moduleFrom.equals( project.getArtifactId() ) )
88 {
89 Dependency dependency = new Dependency();
90 dependency.setArtifactId( moduleTo );
91 dependency.setGroupId( project.getGroupId() );
92 dependency.setVersion( project.getVersion() );
93
94 project.getModel().addDependency( dependency );
95 }
96 }
97 }
98 }
99
100 @Override
101 protected void setupContainer()
102 {
103 super.setupContainer();
104 }
105
106 @Override
107 protected String getProjectsDirectory()
108 {
109 return "src/test/projects/lifecycle-listener";
110 }
111
112 public void testDependencyInjection()
113 throws Exception
114 {
115 PlexusContainer container = getContainer();
116
117 ComponentDescriptor<? extends AbstractMavenLifecycleParticipant> cd =
118 new ComponentDescriptor<>( InjectDependencyLifecycleListener.class,
119 container.getContainerRealm() );
120 cd.setRoleClass( AbstractMavenLifecycleParticipant.class );
121 container.addComponentDescriptor( cd );
122
123 Maven maven = container.lookup( Maven.class );
124 File pom = getProject( "lifecycle-listener-dependency-injection" );
125 MavenExecutionRequest request = createMavenExecutionRequest( pom );
126 request.setGoals( Arrays.asList( "validate" ) );
127 MavenExecutionResult result = maven.execute( request );
128
129 assertFalse( result.getExceptions().toString(), result.hasExceptions() );
130
131 MavenProject project = result.getProject();
132
133 assertEquals( "bar", project.getProperties().getProperty( "foo" ) );
134
135 ArrayList<Artifact> artifacts = new ArrayList<>( project.getArtifacts() );
136
137 assertEquals( 1, artifacts.size() );
138 assertEquals( INJECTED_ARTIFACT_ID, artifacts.get( 0 ).getArtifactId() );
139 }
140
141 public void testReactorDependencyInjection()
142 throws Exception
143 {
144 List<String> reactorOrder =
145 getReactorOrder( "lifecycle-participant-reactor-dependency-injection", InjectReactorDependency.class );
146 assertEquals( Arrays.asList( "parent", "module-b", "module-a" ), reactorOrder );
147 }
148
149 private <T> List<String> getReactorOrder( String testProject, Class<T> participant )
150 throws Exception
151 {
152 PlexusContainer container = getContainer();
153
154 ComponentDescriptor<T> cd = new ComponentDescriptor<>( participant, container.getContainerRealm() );
155 cd.setRoleClass( AbstractMavenLifecycleParticipant.class );
156 container.addComponentDescriptor( cd );
157
158 Maven maven = container.lookup( Maven.class );
159 File pom = getProject( testProject );
160 MavenExecutionRequest request = createMavenExecutionRequest( pom );
161 request.setGoals( Arrays.asList( "validate" ) );
162 MavenExecutionResult result = maven.execute( request );
163
164 assertFalse( result.getExceptions().toString(), result.hasExceptions() );
165
166 List<String> order = new ArrayList<>();
167 for ( MavenProject project : result.getTopologicallySortedProjects() )
168 {
169 order.add( project.getArtifactId() );
170 }
171 return order;
172 }
173 }