package org.apache.maven;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import org.apache.maven.artifact.ArtifactUtils;
import org.apache.maven.artifact.handler.manager.ArtifactHandlerManager;
import org.apache.maven.eventspy.internal.EventSpyDispatcher;
import org.apache.maven.execution.DefaultMavenExecutionResult;
import org.apache.maven.execution.ExecutionEvent;
import org.apache.maven.execution.MavenExecutionRequest;
import org.apache.maven.execution.MavenExecutionRequestPopulationException;
import org.apache.maven.execution.MavenExecutionRequestPopulator;
import org.apache.maven.execution.MavenExecutionResult;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.execution.ProjectDependencyGraph;
import org.apache.maven.lifecycle.internal.ExecutionEventCatapult;
import org.apache.maven.lifecycle.internal.LifecycleStarter;
import org.apache.maven.model.building.ModelProblem;
import org.apache.maven.model.building.ModelProblemUtils;
import org.apache.maven.model.building.ModelSource;
import org.apache.maven.model.building.UrlModelSource;
import org.apache.maven.plugin.LegacySupport;
import org.apache.maven.project.DuplicateProjectException;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectBuilder;
import org.apache.maven.project.ProjectBuildingException;
import org.apache.maven.project.ProjectBuildingRequest;
import org.apache.maven.project.ProjectBuildingResult;
import org.apache.maven.project.ProjectSorter;
import org.apache.maven.repository.DelegatingLocalArtifactRepository;
import org.apache.maven.repository.LocalRepositoryNotAccessibleException;
import org.apache.maven.repository.internal.MavenRepositorySystemUtils;
import org.apache.maven.settings.Mirror;
import org.apache.maven.settings.Proxy;
import org.apache.maven.settings.Server;
import org.apache.maven.settings.building.SettingsProblem;
import org.apache.maven.settings.crypto.DefaultSettingsDecryptionRequest;
import org.apache.maven.settings.crypto.SettingsDecrypter;
import org.apache.maven.settings.crypto.SettingsDecryptionResult;
import org.codehaus.plexus.PlexusContainer;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
import org.codehaus.plexus.configuration.xml.XmlPlexusConfiguration;
import org.codehaus.plexus.logging.Logger;
import org.codehaus.plexus.util.IOUtil;
import org.codehaus.plexus.util.StringUtils;
import org.codehaus.plexus.util.dag.CycleDetectedException;
import org.codehaus.plexus.util.xml.Xpp3Dom;
import org.eclipse.aether.ConfigurationProperties;
import org.eclipse.aether.DefaultRepositorySystemSession;
import org.eclipse.aether.RepositorySystem;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.repository.LocalRepository;
import org.eclipse.aether.repository.NoLocalRepositoryManagerException;
import org.eclipse.aether.repository.RepositoryPolicy;
import org.eclipse.aether.repository.WorkspaceReader;
import org.eclipse.aether.resolution.ResolutionErrorPolicy;
import org.eclipse.aether.spi.localrepo.LocalRepositoryManagerFactory;
import org.eclipse.aether.util.repository.AuthenticationBuilder;
import org.eclipse.aether.util.repository.ChainedWorkspaceReader;
import org.eclipse.aether.util.repository.DefaultAuthenticationSelector;
import org.eclipse.aether.util.repository.DefaultMirrorSelector;
import org.eclipse.aether.util.repository.DefaultProxySelector;
import org.eclipse.aether.util.repository.SimpleResolutionErrorPolicy;
/**
* @author Jason van Zyl
*/
@Component( role = Maven.class )
public class DefaultMaven
implements Maven
{
@Requirement
private Logger logger;
@Requirement
protected ProjectBuilder projectBuilder;
@Requirement
private LifecycleStarter lifecycleStarter;
@Requirement
protected PlexusContainer container;
@Requirement
MavenExecutionRequestPopulator populator;
@Requirement
private ExecutionEventCatapult eventCatapult;
@Requirement
private ArtifactHandlerManager artifactHandlerManager;
@Requirement( optional = true, hint = "ide" )
private WorkspaceReader workspaceRepository;
@Requirement
private RepositorySystem repoSystem;
@Requirement( optional = true, hint = "simple" )
private LocalRepositoryManagerFactory simpleLocalRepositoryManagerFactory;
@Requirement
private SettingsDecrypter settingsDecrypter;
@Requirement
private LegacySupport legacySupport;
@Requirement
private EventSpyDispatcher eventSpyDispatcher;
public MavenExecutionResult execute( MavenExecutionRequest request )
{
MavenExecutionResult result;
try
{
result = doExecute( populator.populateDefaults( request ) );
}
catch ( OutOfMemoryError e )
{
result = addExceptionToResult( new DefaultMavenExecutionResult(), e );
}
catch ( MavenExecutionRequestPopulationException e )
{
result = addExceptionToResult( new DefaultMavenExecutionResult(), e );
}
catch ( RuntimeException e )
{
result =
addExceptionToResult( new DefaultMavenExecutionResult(),
new InternalErrorException( "Internal error: " + e, e ) );
}
finally
{
legacySupport.setSession( null );
}
return result;
}
private MavenExecutionResult doExecute( MavenExecutionRequest request )
{
//TODO: Need a general way to inject standard properties
if ( request.getStartTime() != null )
{
request.getSystemProperties().put( "${build.timestamp}",
new SimpleDateFormat( "yyyyMMdd-hhmm" ).format( request.getStartTime() ) );
}
request.setStartTime( new Date() );
MavenExecutionResult result = new DefaultMavenExecutionResult();
try
{
validateLocalRepository( request );
}
catch ( LocalRepositoryNotAccessibleException e )
{
return addExceptionToResult( result, e );
}
DelegatingLocalArtifactRepository delegatingLocalArtifactRepository =
new DelegatingLocalArtifactRepository( request.getLocalRepository() );
request.setLocalRepository( delegatingLocalArtifactRepository );
DefaultRepositorySystemSession repoSession = (DefaultRepositorySystemSession) newRepositorySession( request );
MavenSession session = new MavenSession( container, repoSession, request, result );
legacySupport.setSession( session );
try
{
for ( AbstractMavenLifecycleParticipant listener : getLifecycleParticipants( Collections.<MavenProject> emptyList() ) )
{
listener.afterSessionStart( session );
}
}
catch ( MavenExecutionException e )
{
return addExceptionToResult( result, e );
}
eventCatapult.fire( ExecutionEvent.Type.ProjectDiscoveryStarted, session, null );
request.getProjectBuildingRequest().setRepositorySession( session.getRepositorySession() );
//TODO: optimize for the single project or no project
List<MavenProject> projects;
try
{
projects = getProjectsForMavenReactor( request );
}
catch ( ProjectBuildingException e )
{
return addExceptionToResult( result, e );
}
session.setProjects( projects );
result.setTopologicallySortedProjects( session.getProjects() );
result.setProject( session.getTopLevelProject() );
try
{
Map<String, MavenProject> projectMap;
projectMap = getProjectMap( session.getProjects() );
// Desired order of precedence for local artifact repositories
//
// Reactor
// Workspace
// User Local Repository
ReactorReader reactorRepository = new ReactorReader( projectMap );
repoSession.setWorkspaceReader( ChainedWorkspaceReader.newInstance( reactorRepository,
repoSession.getWorkspaceReader() ) );
}
catch ( org.apache.maven.DuplicateProjectException e )
{
return addExceptionToResult( result, e );
}
repoSession.setReadOnly();
ClassLoader originalClassLoader = Thread.currentThread().getContextClassLoader();
try
{
for ( AbstractMavenLifecycleParticipant listener : getLifecycleParticipants( projects ) )
{
Thread.currentThread().setContextClassLoader( listener.getClass().getClassLoader() );
listener.afterProjectsRead( session );
}
}
catch ( MavenExecutionException e )
{
return addExceptionToResult( result, e );
}
finally
{
Thread.currentThread().setContextClassLoader( originalClassLoader );
}
try
{
ProjectSorter projectSorter = new ProjectSorter( session.getProjects() );
ProjectDependencyGraph projectDependencyGraph = createDependencyGraph( projectSorter, request );
session.setProjects( projectDependencyGraph.getSortedProjects() );
session.setProjectDependencyGraph( projectDependencyGraph );
}
catch ( CycleDetectedException e )
{
String message = "The projects in the reactor contain a cyclic reference: " + e.getMessage();
ProjectCycleException error = new ProjectCycleException( message, e );
return addExceptionToResult( result, error );
}
catch ( DuplicateProjectException e )
{
return addExceptionToResult( result, e );
}
catch ( MavenExecutionException e )
{
return addExceptionToResult( result, e );
}
result.setTopologicallySortedProjects( session.getProjects() );
if ( result.hasExceptions() )
{
return result;
}
lifecycleStarter.execute( session );
validateActivatedProfiles( session.getProjects(), request.getActiveProfiles() );
if ( session.getResult().hasExceptions() )
{
return addExceptionToResult( result, session.getResult().getExceptions().get( 0 ) );
}
return result;
}
public RepositorySystemSession newRepositorySession( MavenExecutionRequest request )
{
DefaultRepositorySystemSession session = MavenRepositorySystemUtils.newSession();
session.setCache( request.getRepositoryCache() );
Map<Object, Object> configProps = new LinkedHashMap<Object, Object>();
configProps.put( ConfigurationProperties.USER_AGENT, getUserAgent() );
configProps.put( ConfigurationProperties.INTERACTIVE, request.isInteractiveMode() );
configProps.putAll( request.getSystemProperties() );
configProps.putAll( request.getUserProperties() );
session.setOffline( request.isOffline() );
session.setChecksumPolicy( request.getGlobalChecksumPolicy() );
if ( request.isNoSnapshotUpdates() )
{
session.setUpdatePolicy( RepositoryPolicy.UPDATE_POLICY_NEVER );
}
else if ( request.isUpdateSnapshots() )
{
session.setUpdatePolicy( RepositoryPolicy.UPDATE_POLICY_ALWAYS );
}
else
{
session.setUpdatePolicy( null );
}
int errorPolicy = 0;
errorPolicy |= request.isCacheNotFound() ? ResolutionErrorPolicy.CACHE_NOT_FOUND : 0;
errorPolicy |= request.isCacheTransferError() ? ResolutionErrorPolicy.CACHE_TRANSFER_ERROR : 0;
session.setResolutionErrorPolicy( new SimpleResolutionErrorPolicy( errorPolicy, errorPolicy
| ResolutionErrorPolicy.CACHE_NOT_FOUND ) );
session.setArtifactTypeRegistry( RepositoryUtils.newArtifactTypeRegistry( artifactHandlerManager ) );
LocalRepository localRepo = new LocalRepository( request.getLocalRepository().getBasedir() );
if ( request.isUseLegacyLocalRepository() )
{
logger.warn( "Disabling enhanced local repository: using legacy is strongly discouraged to ensure build reproducibility." );
try
{
session.setLocalRepositoryManager( simpleLocalRepositoryManagerFactory.newInstance( session, localRepo ) );
}
catch ( NoLocalRepositoryManagerException e )
{
logger.warn( "Failed to configure legacy local repository: back to default" );
session.setLocalRepositoryManager( repoSystem.newLocalRepositoryManager( session, localRepo ) );
}
}
else
{
session.setLocalRepositoryManager( repoSystem.newLocalRepositoryManager( session, localRepo ) );
}
if ( request.getWorkspaceReader() != null )
{
session.setWorkspaceReader( request.getWorkspaceReader() );
}
else
{
session.setWorkspaceReader( workspaceRepository );
}
DefaultSettingsDecryptionRequest decrypt = new DefaultSettingsDecryptionRequest();
decrypt.setProxies( request.getProxies() );
decrypt.setServers( request.getServers() );
SettingsDecryptionResult decrypted = settingsDecrypter.decrypt( decrypt );
if ( logger.isDebugEnabled() )
{
for ( SettingsProblem problem : decrypted.getProblems() )
{
logger.debug( problem.getMessage(), problem.getException() );
}
}
DefaultMirrorSelector mirrorSelector = new DefaultMirrorSelector();
for ( Mirror mirror : request.getMirrors() )
{
mirrorSelector.add( mirror.getId(), mirror.getUrl(), mirror.getLayout(), false, mirror.getMirrorOf(),
mirror.getMirrorOfLayouts() );
}
session.setMirrorSelector( mirrorSelector );
DefaultProxySelector proxySelector = new DefaultProxySelector();
for ( Proxy proxy : decrypted.getProxies() )
{
AuthenticationBuilder authBuilder = new AuthenticationBuilder();
authBuilder.addUsername( proxy.getUsername() ).addPassword( proxy.getPassword() );
proxySelector.add( new org.eclipse.aether.repository.Proxy( proxy.getProtocol(), proxy.getHost(),
proxy.getPort(), authBuilder.build() ),
proxy.getNonProxyHosts() );
}
session.setProxySelector( proxySelector );
DefaultAuthenticationSelector authSelector = new DefaultAuthenticationSelector();
for ( Server server : decrypted.getServers() )
{
AuthenticationBuilder authBuilder = new AuthenticationBuilder();
authBuilder.addUsername( server.getUsername() ).addPassword( server.getPassword() );
authBuilder.addPrivateKey( server.getPrivateKey(), server.getPassphrase() );
authSelector.add( server.getId(), authBuilder.build() );
if ( server.getConfiguration() != null )
{
Xpp3Dom dom = (Xpp3Dom) server.getConfiguration();
for ( int i = dom.getChildCount() - 1; i >= 0; i-- )
{
Xpp3Dom child = dom.getChild( i );
if ( "wagonProvider".equals( child.getName() ) )
{
dom.removeChild( i );
}
}
XmlPlexusConfiguration config = new XmlPlexusConfiguration( dom );
configProps.put( "aether.connector.wagon.config." + server.getId(), config );
}
configProps.put( "aether.connector.perms.fileMode." + server.getId(), server.getFilePermissions() );
configProps.put( "aether.connector.perms.dirMode." + server.getId(), server.getDirectoryPermissions() );
}
session.setAuthenticationSelector( authSelector );
session.setTransferListener( request.getTransferListener() );
session.setRepositoryListener( eventSpyDispatcher.chainListener( new LoggingRepositoryListener( logger ) ) );
session.setUserProperties( request.getUserProperties() );
session.setSystemProperties( request.getSystemProperties() );
session.setConfigProperties( configProps );
return session;
}
private String getUserAgent()
{
return "Apache-Maven/" + getMavenVersion()
+ " (Java " + System.getProperty( "java.version" ) + "; "
+ System.getProperty( "os.name" ) + " " + System.getProperty( "os.version" ) + ")";
}
private String getMavenVersion()
{
Properties props = new Properties();
InputStream is = getClass().getResourceAsStream( "/META-INF/maven/org.apache.maven/maven-core/pom.properties" );
if ( is != null )
{
try
{
props.load( is );
}
catch ( IOException e )
{
logger.debug( "Failed to read Maven version", e );
}
IOUtil.close( is );
}
return props.getProperty( "version", "unknown-version" );
}
private void validateLocalRepository( MavenExecutionRequest request )
throws LocalRepositoryNotAccessibleException
{
File localRepoDir = request.getLocalRepositoryPath();
logger.debug( "Using local repository at " + localRepoDir );
localRepoDir.mkdirs();
if ( !localRepoDir.isDirectory() )
{
throw new LocalRepositoryNotAccessibleException( "Could not create local repository at " + localRepoDir );
}
}
private Collection<AbstractMavenLifecycleParticipant> getLifecycleParticipants( Collection<MavenProject> projects )
{
Collection<AbstractMavenLifecycleParticipant> lifecycleListeners =
new LinkedHashSet<AbstractMavenLifecycleParticipant>();
ClassLoader originalClassLoader = Thread.currentThread().getContextClassLoader();
try
{
try
{
lifecycleListeners.addAll( container.lookupList( AbstractMavenLifecycleParticipant.class ) );
}
catch ( ComponentLookupException e )
{
// this is just silly, lookupList should return an empty list!
logger.warn( "Failed to lookup lifecycle participants: " + e.getMessage() );
}
Collection<ClassLoader> scannedRealms = new HashSet<ClassLoader>();
for ( MavenProject project : projects )
{
ClassLoader projectRealm = project.getClassRealm();
if ( projectRealm != null && scannedRealms.add( projectRealm ) )
{
Thread.currentThread().setContextClassLoader( projectRealm );
try
{
lifecycleListeners.addAll( container.lookupList( AbstractMavenLifecycleParticipant.class ) );
}
catch ( ComponentLookupException e )
{
// this is just silly, lookupList should return an empty list!
logger.warn( "Failed to lookup lifecycle participants: " + e.getMessage() );
}
}
}
}
finally
{
Thread.currentThread().setContextClassLoader( originalClassLoader );
}
return lifecycleListeners;
}
private MavenExecutionResult addExceptionToResult( MavenExecutionResult result, Throwable e )
{
if ( !result.getExceptions().contains( e ) )
{
result.addException( e );
}
return result;
}
private List<MavenProject> getProjectsForMavenReactor( MavenExecutionRequest request )
throws ProjectBuildingException
{
List<MavenProject> projects = new ArrayList<MavenProject>();
// We have no POM file.
//
if ( request.getPom() == null )
{
ModelSource modelSource = new UrlModelSource( DefaultMaven.class.getResource( "project/standalone.xml" ) );
MavenProject project =
projectBuilder.build( modelSource, request.getProjectBuildingRequest() ).getProject();
project.setExecutionRoot( true );
projects.add( project );
request.setProjectPresent( false );
return projects;
}
List<File> files = Arrays.asList( request.getPom().getAbsoluteFile() );
collectProjects( projects, files, request );
return projects;
}
private Map<String, MavenProject> getProjectMap( List<MavenProject> projects )
throws org.apache.maven.DuplicateProjectException
{
Map<String, MavenProject> index = new LinkedHashMap<String, MavenProject>();
Map<String, List<File>> collisions = new LinkedHashMap<String, List<File>>();
for ( MavenProject project : projects )
{
String projectId = ArtifactUtils.key( project.getGroupId(), project.getArtifactId(), project.getVersion() );
MavenProject collision = index.get( projectId );
if ( collision == null )
{
index.put( projectId, project );
}
else
{
List<File> pomFiles = collisions.get( projectId );
if ( pomFiles == null )
{
pomFiles = new ArrayList<File>( Arrays.asList( collision.getFile(), project.getFile() ) );
collisions.put( projectId, pomFiles );
}
else
{
pomFiles.add( project.getFile() );
}
}
}
if ( !collisions.isEmpty() )
{
throw new org.apache.maven.DuplicateProjectException( "Two or more projects in the reactor"
+ " have the same identifier, please make sure that <groupId>:<artifactId>:<version>"
+ " is unique for each project: " + collisions, collisions );
}
return index;
}
private void collectProjects( List<MavenProject> projects, List<File> files, MavenExecutionRequest request )
throws ProjectBuildingException
{
ProjectBuildingRequest projectBuildingRequest = request.getProjectBuildingRequest();
List<ProjectBuildingResult> results = projectBuilder.build( files, request.isRecursive(), projectBuildingRequest );
boolean problems = false;
for ( ProjectBuildingResult result : results )
{
projects.add( result.getProject() );
if ( !result.getProblems().isEmpty() && logger.isWarnEnabled() )
{
logger.warn( "" );
logger.warn( "Some problems were encountered while building the effective model for "
+ result.getProject().getId() );
for ( ModelProblem problem : result.getProblems() )
{
String location = ModelProblemUtils.formatLocation( problem, result.getProjectId() );
logger.warn( problem.getMessage() + ( StringUtils.isNotEmpty( location ) ? " @ " + location : "" ) );
}
problems = true;
}
}
if ( problems )
{
logger.warn( "" );
logger.warn( "It is highly recommended to fix these problems"
+ " because they threaten the stability of your build." );
logger.warn( "" );
logger.warn( "For this reason, future Maven versions might no"
+ " longer support building such malformed projects." );
logger.warn( "" );
}
}
private void validateActivatedProfiles( List<MavenProject> projects, List<String> activeProfileIds )
{
Collection<String> notActivatedProfileIds = new LinkedHashSet<String>( activeProfileIds );
for ( MavenProject project : projects )
{
for ( List<String> profileIds : project.getInjectedProfileIds().values() )
{
notActivatedProfileIds.removeAll( profileIds );
}
}
for ( String notActivatedProfileId : notActivatedProfileIds )
{
logger.warn( "The requested profile \"" + notActivatedProfileId
+ "\" could not be activated because it does not exist." );
}
}
protected Logger getLogger()
{
return logger;
}
private ProjectDependencyGraph createDependencyGraph( ProjectSorter sorter, MavenExecutionRequest request )
throws MavenExecutionException
{
ProjectDependencyGraph graph = new DefaultProjectDependencyGraph( sorter );
List<MavenProject> activeProjects = sorter.getSortedProjects();
activeProjects = trimSelectedProjects( activeProjects, graph, request );
activeProjects = trimResumedProjects( activeProjects, request );
if ( activeProjects.size() != sorter.getSortedProjects().size() )
{
graph = new FilteredProjectDependencyGraph( graph, activeProjects );
}
return graph;
}
private List<MavenProject> trimSelectedProjects( List<MavenProject> projects, ProjectDependencyGraph graph,
MavenExecutionRequest request )
throws MavenExecutionException
{
List<MavenProject> result = projects;
if ( !request.getSelectedProjects().isEmpty() )
{
File reactorDirectory = null;
if ( request.getBaseDirectory() != null )
{
reactorDirectory = new File( request.getBaseDirectory() );
}
Collection<MavenProject> selectedProjects = new LinkedHashSet<MavenProject>( projects.size() );
for ( String selector : request.getSelectedProjects() )
{
MavenProject selectedProject = null;
for ( MavenProject project : projects )
{
if ( isMatchingProject( project, selector, reactorDirectory ) )
{
selectedProject = project;
break;
}
}
if ( selectedProject != null )
{
selectedProjects.add( selectedProject );
}
else
{
throw new MavenExecutionException( "Could not find the selected project in the reactor: "
+ selector, request.getPom() );
}
}
boolean makeUpstream = false;
boolean makeDownstream = false;
if ( MavenExecutionRequest.REACTOR_MAKE_UPSTREAM.equals( request.getMakeBehavior() ) )
{
makeUpstream = true;
}
else if ( MavenExecutionRequest.REACTOR_MAKE_DOWNSTREAM.equals( request.getMakeBehavior() ) )
{
makeDownstream = true;
}
else if ( MavenExecutionRequest.REACTOR_MAKE_BOTH.equals( request.getMakeBehavior() ) )
{
makeUpstream = true;
makeDownstream = true;
}
else if ( StringUtils.isNotEmpty( request.getMakeBehavior() ) )
{
throw new MavenExecutionException( "Invalid reactor make behavior: " + request.getMakeBehavior(),
request.getPom() );
}
if ( makeUpstream || makeDownstream )
{
for ( MavenProject selectedProject : new ArrayList<MavenProject>( selectedProjects ) )
{
if ( makeUpstream )
{
selectedProjects.addAll( graph.getUpstreamProjects( selectedProject, true ) );
}
if ( makeDownstream )
{
selectedProjects.addAll( graph.getDownstreamProjects( selectedProject, true ) );
}
}
}
result = new ArrayList<MavenProject>( selectedProjects.size() );
for ( MavenProject project : projects )
{
if ( selectedProjects.contains( project ) )
{
result.add( project );
}
}
}
return result;
}
private List<MavenProject> trimResumedProjects( List<MavenProject> projects, MavenExecutionRequest request )
throws MavenExecutionException
{
List<MavenProject> result = projects;
if ( StringUtils.isNotEmpty( request.getResumeFrom() ) )
{
File reactorDirectory = null;
if ( request.getBaseDirectory() != null )
{
reactorDirectory = new File( request.getBaseDirectory() );
}
String selector = request.getResumeFrom();
result = new ArrayList<MavenProject>( projects.size() );
boolean resumed = false;
for ( MavenProject project : projects )
{
if ( !resumed && isMatchingProject( project, selector, reactorDirectory ) )
{
resumed = true;
}
if ( resumed )
{
result.add( project );
}
}
if ( !resumed )
{
throw new MavenExecutionException( "Could not find project to resume reactor build from: " + selector
+ " vs " + projects, request.getPom() );
}
}
return result;
}
private boolean isMatchingProject( MavenProject project, String selector, File reactorDirectory )
{
// [groupId]:artifactId
if ( selector.indexOf( ':' ) >= 0 )
{
String id = ':' + project.getArtifactId();
if ( id.equals( selector ) )
{
return true;
}
id = project.getGroupId() + id;
if ( id.equals( selector ) )
{
return true;
}
}
// relative path, e.g. "sub", "../sub" or "."
else if ( reactorDirectory != null )
{
File selectedProject = new File( new File( reactorDirectory, selector ).toURI().normalize() );
if ( selectedProject.isFile() )
{
return selectedProject.equals( project.getFile() );
}
else if ( selectedProject.isDirectory() )
{
return selectedProject.equals( project.getBasedir() );
}
}
return false;
}
}