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1   package org.apache.maven.cli;
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 com.google.common.base.Charsets;
23  import com.google.common.io.Files;
24  import com.google.inject.AbstractModule;
25  import org.apache.commons.cli.CommandLine;
26  import org.apache.commons.cli.Option;
27  import org.apache.commons.cli.ParseException;
28  import org.apache.commons.cli.UnrecognizedOptionException;
29  import org.apache.maven.BuildAbort;
30  import org.apache.maven.InternalErrorException;
31  import org.apache.maven.Maven;
32  import org.apache.maven.building.FileSource;
33  import org.apache.maven.building.Problem;
34  import org.apache.maven.building.Source;
35  import org.apache.maven.cli.configuration.ConfigurationProcessor;
36  import org.apache.maven.cli.configuration.SettingsXmlConfigurationProcessor;
37  import org.apache.maven.cli.event.DefaultEventSpyContext;
38  import org.apache.maven.cli.event.ExecutionEventLogger;
39  import org.apache.maven.cli.internal.BootstrapCoreExtensionManager;
40  import org.apache.maven.cli.internal.extension.model.CoreExtension;
41  import org.apache.maven.cli.internal.extension.model.io.xpp3.CoreExtensionsXpp3Reader;
42  import org.apache.maven.cli.logging.Slf4jConfiguration;
43  import org.apache.maven.cli.logging.Slf4jConfigurationFactory;
44  import org.apache.maven.cli.logging.Slf4jLoggerManager;
45  import org.apache.maven.cli.logging.Slf4jStdoutLogger;
46  import org.apache.maven.cli.transfer.ConsoleMavenTransferListener;
47  import org.apache.maven.cli.transfer.QuietMavenTransferListener;
48  import org.apache.maven.cli.transfer.Slf4jMavenTransferListener;
49  import org.apache.maven.eventspy.internal.EventSpyDispatcher;
50  import org.apache.maven.exception.DefaultExceptionHandler;
51  import org.apache.maven.exception.ExceptionHandler;
52  import org.apache.maven.exception.ExceptionSummary;
53  import org.apache.maven.execution.DefaultMavenExecutionRequest;
54  import org.apache.maven.execution.ExecutionListener;
55  import org.apache.maven.execution.MavenExecutionRequest;
56  import org.apache.maven.execution.MavenExecutionRequestPopulationException;
57  import org.apache.maven.execution.MavenExecutionRequestPopulator;
58  import org.apache.maven.execution.MavenExecutionResult;
59  import org.apache.maven.execution.scope.internal.MojoExecutionScopeModule;
60  import org.apache.maven.extension.internal.CoreExports;
61  import org.apache.maven.extension.internal.CoreExtensionEntry;
62  import org.apache.maven.lifecycle.LifecycleExecutionException;
63  import org.apache.maven.model.building.ModelProcessor;
64  import org.apache.maven.project.MavenProject;
65  import org.apache.maven.properties.internal.EnvironmentUtils;
66  import org.apache.maven.properties.internal.SystemProperties;
67  import org.apache.maven.session.scope.internal.SessionScopeModule;
68  import org.apache.maven.shared.utils.logging.MessageBuilder;
69  import org.apache.maven.shared.utils.logging.MessageUtils;
70  import org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest;
71  import org.apache.maven.toolchain.building.ToolchainsBuilder;
72  import org.apache.maven.toolchain.building.ToolchainsBuildingResult;
73  import org.codehaus.plexus.ContainerConfiguration;
74  import org.codehaus.plexus.DefaultContainerConfiguration;
75  import org.codehaus.plexus.DefaultPlexusContainer;
76  import org.codehaus.plexus.PlexusConstants;
77  import org.codehaus.plexus.PlexusContainer;
78  import org.codehaus.plexus.classworlds.ClassWorld;
79  import org.codehaus.plexus.classworlds.realm.ClassRealm;
80  import org.codehaus.plexus.classworlds.realm.NoSuchRealmException;
81  import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
82  import org.codehaus.plexus.logging.LoggerManager;
83  import org.codehaus.plexus.util.StringUtils;
84  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
85  import org.eclipse.aether.transfer.TransferListener;
86  import org.slf4j.ILoggerFactory;
87  import org.slf4j.Logger;
88  import org.slf4j.LoggerFactory;
89  import org.sonatype.plexus.components.cipher.DefaultPlexusCipher;
90  import org.sonatype.plexus.components.sec.dispatcher.DefaultSecDispatcher;
91  import org.sonatype.plexus.components.sec.dispatcher.SecDispatcher;
92  import org.sonatype.plexus.components.sec.dispatcher.SecUtil;
93  import org.sonatype.plexus.components.sec.dispatcher.model.SettingsSecurity;
94  
95  import java.io.BufferedInputStream;
96  import java.io.Console;
97  import java.io.File;
98  import java.io.FileInputStream;
99  import java.io.FileNotFoundException;
100 import java.io.FileOutputStream;
101 import java.io.IOException;
102 import java.io.InputStream;
103 import java.io.PrintStream;
104 import java.util.ArrayList;
105 import java.util.Collections;
106 import java.util.HashSet;
107 import java.util.LinkedHashMap;
108 import java.util.List;
109 import java.util.Map;
110 import java.util.Map.Entry;
111 import java.util.Properties;
112 import java.util.Set;
113 import java.util.StringTokenizer;
114 import java.util.regex.Matcher;
115 import java.util.regex.Pattern;
116 
117 import static org.apache.maven.shared.utils.logging.MessageUtils.buffer;
118 
119 // TODO push all common bits back to plexus cli and prepare for transition to Guice. We don't need 50 ways to make CLIs
120 
121 /**
122  * @author Jason van Zyl
123  */
124 public class MavenCli
125 {
126     public static final String LOCAL_REPO_PROPERTY = "maven.repo.local";
127 
128     public static final String THREADS_DEPRECATED = "maven.threads.experimental";
129 
130     public static final String MULTIMODULE_PROJECT_DIRECTORY = "maven.multiModuleProjectDirectory";
131 
132     public static final String USER_HOME = System.getProperty( "user.home" );
133 
134     public static final File USER_MAVEN_CONFIGURATION_HOME = new File( USER_HOME, ".m2" );
135 
136     public static final File DEFAULT_USER_TOOLCHAINS_FILE = new File( USER_MAVEN_CONFIGURATION_HOME, "toolchains.xml" );
137 
138     public static final File DEFAULT_GLOBAL_TOOLCHAINS_FILE =
139         new File( System.getProperty( "maven.conf" ), "toolchains.xml" );
140 
141     private static final String EXT_CLASS_PATH = "maven.ext.class.path";
142 
143     private static final String EXTENSIONS_FILENAME = ".mvn/extensions.xml";
144 
145     private static final String MVN_MAVEN_CONFIG = ".mvn/maven.config";
146 
147     public static final String STYLE_COLOR_PROPERTY = "style.color";
148 
149     private ClassWorld classWorld;
150 
151     private LoggerManager plexusLoggerManager;
152 
153     private ILoggerFactory slf4jLoggerFactory;
154 
155     private Logger slf4jLogger;
156 
157     private EventSpyDispatcher eventSpyDispatcher;
158 
159     private ModelProcessor modelProcessor;
160 
161     private Maven maven;
162 
163     private MavenExecutionRequestPopulator executionRequestPopulator;
164 
165     private ToolchainsBuilder toolchainsBuilder;
166 
167     private DefaultSecDispatcher dispatcher;
168 
169     private Map<String, ConfigurationProcessor> configurationProcessors;
170 
171     public MavenCli()
172     {
173         this( null );
174     }
175 
176     // This supports painless invocation by the Verifier during embedded execution of the core ITs
177     public MavenCli( ClassWorld classWorld )
178     {
179         this.classWorld = classWorld;
180     }
181 
182     public static void main( String[] args )
183     {
184         int result = main( args, null );
185 
186         System.exit( result );
187     }
188 
189     public static int main( String[] args, ClassWorld classWorld )
190     {
191         MavenCli cli = new MavenCli();
192 
193         MessageUtils.systemInstall();
194         int result = cli.doMain( new CliRequest( args, classWorld ) );
195         MessageUtils.systemUninstall();
196 
197         return result;
198     }
199 
200     // TODO need to externalize CliRequest
201     public static int doMain( String[] args, ClassWorld classWorld )
202     {
203         MavenCli cli = new MavenCli();
204         return cli.doMain( new CliRequest( args, classWorld ) );
205     }
206 
207     /**
208      * This supports painless invocation by the Verifier during embedded execution of the core ITs.
209      * See <a href="http://maven.apache.org/shared/maven-verifier/xref/org/apache/maven/it/Embedded3xLauncher.html">
210      * <code>Embedded3xLauncher</code> in <code>maven-verifier</code></a>
211      */
212     public int doMain( String[] args, String workingDirectory, PrintStream stdout, PrintStream stderr )
213     {
214         PrintStream oldout = System.out;
215         PrintStream olderr = System.err;
216 
217         final Set<String> realms;
218         if ( classWorld != null )
219         {
220             realms = new HashSet<>();
221             for ( ClassRealm realm : classWorld.getRealms() )
222             {
223                 realms.add( realm.getId() );
224             }
225         }
226         else
227         {
228             realms = Collections.emptySet();
229         }
230 
231         try
232         {
233             if ( stdout != null )
234             {
235                 System.setOut( stdout );
236             }
237             if ( stderr != null )
238             {
239                 System.setErr( stderr );
240             }
241 
242             CliRequest cliRequest = new CliRequest( args, classWorld );
243             cliRequest.workingDirectory = workingDirectory;
244 
245             return doMain( cliRequest );
246         }
247         finally
248         {
249             if ( classWorld != null )
250             {
251                 for ( ClassRealm realm : new ArrayList<>( classWorld.getRealms() ) )
252                 {
253                     String realmId = realm.getId();
254                     if ( !realms.contains( realmId ) )
255                     {
256                         try
257                         {
258                             classWorld.disposeRealm( realmId );
259                         }
260                         catch ( NoSuchRealmException ignored )
261                         {
262                             // can't happen
263                         }
264                     }
265                 }
266             }
267             System.setOut( oldout );
268             System.setErr( olderr );
269         }
270     }
271 
272     // TODO need to externalize CliRequest
273     public int doMain( CliRequest cliRequest )
274     {
275         PlexusContainer localContainer = null;
276         try
277         {
278             initialize( cliRequest );
279             cli( cliRequest );
280             logging( cliRequest );
281             version( cliRequest );
282             properties( cliRequest );
283             localContainer = container( cliRequest );
284             commands( cliRequest );
285             configure( cliRequest );
286             toolchains( cliRequest );
287             populateRequest( cliRequest );
288             encryption( cliRequest );
289             repository( cliRequest );
290             return execute( cliRequest );
291         }
292         catch ( ExitException e )
293         {
294             return e.exitCode;
295         }
296         catch ( UnrecognizedOptionException e )
297         {
298             // pure user error, suppress stack trace
299             return 1;
300         }
301         catch ( BuildAbort e )
302         {
303             CLIReportingUtils.showError( slf4jLogger, "ABORTED", e, cliRequest.showErrors );
304 
305             return 2;
306         }
307         catch ( Exception e )
308         {
309             CLIReportingUtils.showError( slf4jLogger, "Error executing Maven.", e, cliRequest.showErrors );
310 
311             return 1;
312         }
313         finally
314         {
315             if ( localContainer != null )
316             {
317                 localContainer.dispose();
318             }
319         }
320     }
321 
322     void initialize( CliRequest cliRequest )
323         throws ExitException
324     {
325         if ( cliRequest.workingDirectory == null )
326         {
327             cliRequest.workingDirectory = System.getProperty( "user.dir" );
328         }
329 
330         if ( cliRequest.multiModuleProjectDirectory == null )
331         {
332             String basedirProperty = System.getProperty( MULTIMODULE_PROJECT_DIRECTORY );
333             if ( basedirProperty == null )
334             {
335                 System.err.format(
336                     "-D%s system property is not set.", MULTIMODULE_PROJECT_DIRECTORY );
337                 throw new ExitException( 1 );
338             }
339             File basedir = basedirProperty != null ? new File( basedirProperty ) : new File( "" );
340             try
341             {
342                 cliRequest.multiModuleProjectDirectory = basedir.getCanonicalFile();
343             }
344             catch ( IOException e )
345             {
346                 cliRequest.multiModuleProjectDirectory = basedir.getAbsoluteFile();
347             }
348         }
349 
350         //
351         // Make sure the Maven home directory is an absolute path to save us from confusion with say drive-relative
352         // Windows paths.
353         //
354         String mavenHome = System.getProperty( "maven.home" );
355 
356         if ( mavenHome != null )
357         {
358             System.setProperty( "maven.home", new File( mavenHome ).getAbsolutePath() );
359         }
360     }
361 
362     void cli( CliRequest cliRequest )
363         throws Exception
364     {
365         //
366         // Parsing errors can happen during the processing of the arguments and we prefer not having to check if
367         // the logger is null and construct this so we can use an SLF4J logger everywhere.
368         //
369         slf4jLogger = new Slf4jStdoutLogger();
370 
371         CLIManager cliManager = new CLIManager();
372 
373         List<String> args = new ArrayList<>();
374         CommandLine mavenConfig = null;
375         try
376         {
377             File configFile = new File( cliRequest.multiModuleProjectDirectory, MVN_MAVEN_CONFIG );
378 
379             if ( configFile.isFile() )
380             {
381                 for ( String arg : Files.toString( configFile, Charsets.UTF_8 ).split( "\\s+" ) )
382                 {
383                     if ( !arg.isEmpty() )
384                     {
385                         args.add( arg );
386                     }
387                 }
388 
389                 mavenConfig = cliManager.parse( args.toArray( new String[args.size()] ) );
390                 List<?> unrecongized = mavenConfig.getArgList();
391                 if ( !unrecongized.isEmpty() )
392                 {
393                     throw new ParseException( "Unrecognized maven.config entries: " + unrecongized );
394                 }
395             }
396         }
397         catch ( ParseException e )
398         {
399             System.err.println( "Unable to parse maven.config: " + e.getMessage() );
400             cliManager.displayHelp( System.out );
401             throw e;
402         }
403 
404         try
405         {
406             if ( mavenConfig == null )
407             {
408                 cliRequest.commandLine = cliManager.parse( cliRequest.args );
409             }
410             else
411             {
412                 cliRequest.commandLine = cliMerge( cliManager.parse( cliRequest.args ), mavenConfig );
413             }
414         }
415         catch ( ParseException e )
416         {
417             System.err.println( "Unable to parse command line options: " + e.getMessage() );
418             cliManager.displayHelp( System.out );
419             throw e;
420         }
421 
422         if ( cliRequest.commandLine.hasOption( CLIManager.HELP ) )
423         {
424             cliManager.displayHelp( System.out );
425             throw new ExitException( 0 );
426         }
427 
428         if ( cliRequest.commandLine.hasOption( CLIManager.VERSION ) )
429         {
430             System.out.println( CLIReportingUtils.showVersion() );
431             throw new ExitException( 0 );
432         }
433     }
434 
435     private CommandLine cliMerge( CommandLine mavenArgs, CommandLine mavenConfig )
436     {
437         CommandLine.Builder commandLineBuilder = new CommandLine.Builder();
438         
439         // the args are easy, cli first then config file
440         for ( String arg : mavenArgs.getArgs() )
441         {
442             commandLineBuilder.addArg( arg );
443         }
444         for ( String arg : mavenConfig.getArgs() )
445         {
446             commandLineBuilder.addArg( arg );
447         }
448         
449         // now add all options, except for -D with cli first then config file
450         List<Option> setPropertyOptions = new ArrayList<>();
451         for ( Option opt : mavenArgs.getOptions() )
452         {
453             if ( String.valueOf( CLIManager.SET_SYSTEM_PROPERTY ).equals( opt.getOpt() ) )
454             {
455                 setPropertyOptions.add( opt );
456             }
457             else
458             {
459                 commandLineBuilder.addOption( opt );
460             }
461         }
462         for ( Option opt : mavenConfig.getOptions() )
463         {
464             commandLineBuilder.addOption( opt );
465         }
466         // finally add the CLI system properties
467         for ( Option opt : setPropertyOptions )
468         {
469             commandLineBuilder.addOption( opt );
470         }
471         return commandLineBuilder.build();
472     }
473 
474     /**
475      * configure logging
476      */
477     void logging( CliRequest cliRequest )
478     {
479         // LOG LEVEL
480         cliRequest.debug = cliRequest.commandLine.hasOption( CLIManager.DEBUG );
481         cliRequest.quiet = !cliRequest.debug && cliRequest.commandLine.hasOption( CLIManager.QUIET );
482         cliRequest.showErrors = cliRequest.debug || cliRequest.commandLine.hasOption( CLIManager.ERRORS );
483 
484         slf4jLoggerFactory = LoggerFactory.getILoggerFactory();
485         Slf4jConfiguration slf4jConfiguration = Slf4jConfigurationFactory.getConfiguration( slf4jLoggerFactory );
486 
487         if ( cliRequest.debug )
488         {
489             cliRequest.request.setLoggingLevel( MavenExecutionRequest.LOGGING_LEVEL_DEBUG );
490             slf4jConfiguration.setRootLoggerLevel( Slf4jConfiguration.Level.DEBUG );
491         }
492         else if ( cliRequest.quiet )
493         {
494             cliRequest.request.setLoggingLevel( MavenExecutionRequest.LOGGING_LEVEL_ERROR );
495             slf4jConfiguration.setRootLoggerLevel( Slf4jConfiguration.Level.ERROR );
496         }
497         // else fall back to default log level specified in conf
498         // see https://issues.apache.org/jira/browse/MNG-2570
499 
500         // LOG COLOR
501         String styleColor = cliRequest.getUserProperties().getProperty( STYLE_COLOR_PROPERTY, "auto" );
502         if ( "always".equals( styleColor ) )
503         {
504             MessageUtils.setColorEnabled( true );
505         }
506         else if ( "never".equals( styleColor ) )
507         {
508             MessageUtils.setColorEnabled( false );
509         }
510         else if ( !"auto".equals( styleColor ) )
511         {
512             throw new IllegalArgumentException( "Invalid color configuration option [" + styleColor
513                 + "]. Supported values are (auto|always|never)." );
514         }
515         else if ( cliRequest.commandLine.hasOption( CLIManager.BATCH_MODE )
516             || cliRequest.commandLine.hasOption( CLIManager.LOG_FILE ) )
517         {
518             MessageUtils.setColorEnabled( false );
519         }
520         
521         // LOG STREAMS
522         if ( cliRequest.commandLine.hasOption( CLIManager.LOG_FILE ) )
523         {
524             File logFile = new File( cliRequest.commandLine.getOptionValue( CLIManager.LOG_FILE ) );
525             logFile = resolveFile( logFile, cliRequest.workingDirectory );
526 
527             // redirect stdout and stderr to file
528             try
529             {
530                 PrintStream ps = new PrintStream( new FileOutputStream( logFile ) );
531                 System.setOut( ps );
532                 System.setErr( ps );
533             }
534             catch ( FileNotFoundException e )
535             {
536                 //
537                 // Ignore
538                 //
539             }
540         }
541 
542         slf4jConfiguration.activate();
543 
544         plexusLoggerManager = new Slf4jLoggerManager();
545         slf4jLogger = slf4jLoggerFactory.getLogger( this.getClass().getName() );
546     }
547 
548     private void version( CliRequest cliRequest )
549     {
550         if ( cliRequest.debug || cliRequest.commandLine.hasOption( CLIManager.SHOW_VERSION ) )
551         {
552             System.out.println( CLIReportingUtils.showVersion() );
553         }
554     }
555 
556     private void commands( CliRequest cliRequest )
557     {
558         if ( cliRequest.showErrors )
559         {
560             slf4jLogger.info( "Error stacktraces are turned on." );
561         }
562 
563         if ( MavenExecutionRequest.CHECKSUM_POLICY_WARN.equals( cliRequest.request.getGlobalChecksumPolicy() ) )
564         {
565             slf4jLogger.info( "Disabling strict checksum verification on all artifact downloads." );
566         }
567         else if ( MavenExecutionRequest.CHECKSUM_POLICY_FAIL.equals( cliRequest.request.getGlobalChecksumPolicy() ) )
568         {
569             slf4jLogger.info( "Enabling strict checksum verification on all artifact downloads." );
570         }
571 
572         if ( slf4jLogger.isDebugEnabled() )
573         {
574             slf4jLogger.debug( "Message scheme: " + ( MessageUtils.isColorEnabled() ? "color" : "plain" ) );
575             if ( MessageUtils.isColorEnabled() )
576             {
577                 MessageBuilder buff = MessageUtils.buffer();
578                 buff.a( "Message styles: " );
579                 buff.debug( "debug" ).a( ' ' );
580                 buff.info( "info" ).a( ' ' );
581                 buff.warning( "warning" ).a( ' ' );
582                 buff.error( "error" ).a( ' ' );
583                 buff.success( "success" ).a( ' ' );
584                 buff.failure( "failure" ).a( ' ' );
585                 buff.strong( "strong" ).a( ' ' );
586                 buff.mojo( "mojo" ).a( ' ' );
587                 buff.project( "project" );
588                 slf4jLogger.debug( buff.toString() );
589             }
590         }
591     }
592 
593     //Needed to make this method package visible to make writing a unit test possible
594     //Maybe it's better to move some of those methods to separate class (SoC).
595     void properties( CliRequest cliRequest )
596     {
597         populateProperties( cliRequest.commandLine, cliRequest.systemProperties, cliRequest.userProperties );
598     }
599 
600     private PlexusContainer container( CliRequest cliRequest )
601         throws Exception
602     {
603         if ( cliRequest.classWorld == null )
604         {
605             cliRequest.classWorld = new ClassWorld( "plexus.core", Thread.currentThread().getContextClassLoader() );
606         }
607 
608         ClassRealm coreRealm = cliRequest.classWorld.getClassRealm( "plexus.core" );
609         if ( coreRealm == null )
610         {
611             coreRealm = cliRequest.classWorld.getRealms().iterator().next();
612         }
613 
614         List<File> extClassPath = parseExtClasspath( cliRequest );
615 
616         CoreExtensionEntry coreEntry = CoreExtensionEntry.discoverFrom( coreRealm );
617         List<CoreExtensionEntry> extensions =
618             loadCoreExtensions( cliRequest, coreRealm, coreEntry.getExportedArtifacts() );
619 
620         ClassRealm containerRealm = setupContainerRealm( cliRequest.classWorld, coreRealm, extClassPath, extensions );
621 
622         ContainerConfiguration cc = new DefaultContainerConfiguration().setClassWorld( cliRequest.classWorld )
623             .setRealm( containerRealm ).setClassPathScanning( PlexusConstants.SCANNING_INDEX ).setAutoWiring( true )
624             .setJSR250Lifecycle( true ).setName( "maven" );
625 
626         Set<String> exportedArtifacts = new HashSet<>( coreEntry.getExportedArtifacts() );
627         Set<String> exportedPackages = new HashSet<>( coreEntry.getExportedPackages() );
628         for ( CoreExtensionEntry extension : extensions )
629         {
630             exportedArtifacts.addAll( extension.getExportedArtifacts() );
631             exportedPackages.addAll( extension.getExportedPackages() );
632         }
633 
634         final CoreExports exports = new CoreExports( containerRealm, exportedArtifacts, exportedPackages );
635 
636         DefaultPlexusContainer container = new DefaultPlexusContainer( cc, new AbstractModule()
637         {
638             @Override
639             protected void configure()
640             {
641                 bind( ILoggerFactory.class ).toInstance( slf4jLoggerFactory );
642                 bind( CoreExports.class ).toInstance( exports );
643             }
644         } );
645 
646         // NOTE: To avoid inconsistencies, we'll use the TCCL exclusively for lookups
647         container.setLookupRealm( null );
648         Thread.currentThread().setContextClassLoader( container.getContainerRealm() );
649 
650         container.setLoggerManager( plexusLoggerManager );
651 
652         for ( CoreExtensionEntry extension : extensions )
653         {
654             container.discoverComponents( extension.getClassRealm(), new SessionScopeModule( container ),
655                                           new MojoExecutionScopeModule( container ) );
656         }
657 
658         customizeContainer( container );
659 
660         container.getLoggerManager().setThresholds( cliRequest.request.getLoggingLevel() );
661 
662         eventSpyDispatcher = container.lookup( EventSpyDispatcher.class );
663 
664         DefaultEventSpyContext eventSpyContext = new DefaultEventSpyContext();
665         Map<String, Object> data = eventSpyContext.getData();
666         data.put( "plexus", container );
667         data.put( "workingDirectory", cliRequest.workingDirectory );
668         data.put( "systemProperties", cliRequest.systemProperties );
669         data.put( "userProperties", cliRequest.userProperties );
670         data.put( "versionProperties", CLIReportingUtils.getBuildProperties() );
671         eventSpyDispatcher.init( eventSpyContext );
672 
673         // refresh logger in case container got customized by spy
674         slf4jLogger = slf4jLoggerFactory.getLogger( this.getClass().getName() );
675 
676         maven = container.lookup( Maven.class );
677 
678         executionRequestPopulator = container.lookup( MavenExecutionRequestPopulator.class );
679 
680         modelProcessor = createModelProcessor( container );
681 
682         configurationProcessors = container.lookupMap( ConfigurationProcessor.class );
683 
684         toolchainsBuilder = container.lookup( ToolchainsBuilder.class );
685 
686         dispatcher = (DefaultSecDispatcher) container.lookup( SecDispatcher.class, "maven" );
687 
688         return container;
689     }
690 
691     private List<CoreExtensionEntry> loadCoreExtensions( CliRequest cliRequest, ClassRealm containerRealm,
692                                                          Set<String> providedArtifacts )
693     {
694         if ( cliRequest.multiModuleProjectDirectory == null )
695         {
696             return Collections.emptyList();
697         }
698 
699         File extensionsFile = new File( cliRequest.multiModuleProjectDirectory, EXTENSIONS_FILENAME );
700         if ( !extensionsFile.isFile() )
701         {
702             return Collections.emptyList();
703         }
704 
705         try
706         {
707             List<CoreExtension> extensions = readCoreExtensionsDescriptor( extensionsFile );
708             if ( extensions.isEmpty() )
709             {
710                 return Collections.emptyList();
711             }
712 
713             ContainerConfiguration cc = new DefaultContainerConfiguration() //
714                 .setClassWorld( cliRequest.classWorld ) //
715                 .setRealm( containerRealm ) //
716                 .setClassPathScanning( PlexusConstants.SCANNING_INDEX ) //
717                 .setAutoWiring( true ) //
718                 .setJSR250Lifecycle( true ) //
719                 .setName( "maven" );
720 
721             DefaultPlexusContainer container = new DefaultPlexusContainer( cc, new AbstractModule()
722             {
723                 @Override
724                 protected void configure()
725                 {
726                     bind( ILoggerFactory.class ).toInstance( slf4jLoggerFactory );
727                 }
728             } );
729 
730             try
731             {
732                 container.setLookupRealm( null );
733 
734                 container.setLoggerManager( plexusLoggerManager );
735 
736                 container.getLoggerManager().setThresholds( cliRequest.request.getLoggingLevel() );
737 
738                 Thread.currentThread().setContextClassLoader( container.getContainerRealm() );
739 
740                 executionRequestPopulator = container.lookup( MavenExecutionRequestPopulator.class );
741 
742                 configurationProcessors = container.lookupMap( ConfigurationProcessor.class );
743 
744                 configure( cliRequest );
745 
746                 MavenExecutionRequest request = DefaultMavenExecutionRequest.copy( cliRequest.request );
747 
748                 request = populateRequest( cliRequest, request );
749 
750                 request = executionRequestPopulator.populateDefaults( request );
751 
752                 BootstrapCoreExtensionManager resolver = container.lookup( BootstrapCoreExtensionManager.class );
753 
754                 return resolver.loadCoreExtensions( request, providedArtifacts, extensions );
755             }
756             finally
757             {
758                 executionRequestPopulator = null;
759                 container.dispose();
760             }
761         }
762         catch ( RuntimeException e )
763         {
764             // runtime exceptions are most likely bugs in maven, let them bubble up to the user
765             throw e;
766         }
767         catch ( Exception e )
768         {
769             slf4jLogger.warn( "Failed to read extensions descriptor " + extensionsFile + ": " + e.getMessage() );
770         }
771         return Collections.emptyList();
772     }
773 
774     private List<CoreExtension> readCoreExtensionsDescriptor( File extensionsFile )
775         throws IOException, XmlPullParserException
776     {
777         CoreExtensionsXpp3Reader parser = new CoreExtensionsXpp3Reader();
778 
779         try ( InputStream is = new BufferedInputStream( new FileInputStream( extensionsFile ) ) )
780         {
781 
782             return parser.read( is ).getExtensions();
783         }
784 
785     }
786 
787     private ClassRealm setupContainerRealm( ClassWorld classWorld, ClassRealm coreRealm, List<File> extClassPath,
788                                             List<CoreExtensionEntry> extensions )
789         throws Exception
790     {
791         if ( !extClassPath.isEmpty() || !extensions.isEmpty() )
792         {
793             ClassRealm extRealm = classWorld.newRealm( "maven.ext", null );
794 
795             extRealm.setParentRealm( coreRealm );
796 
797             slf4jLogger.debug( "Populating class realm " + extRealm.getId() );
798 
799             for ( File file : extClassPath )
800             {
801                 slf4jLogger.debug( "  Included " + file );
802 
803                 extRealm.addURL( file.toURI().toURL() );
804             }
805 
806             for ( CoreExtensionEntry entry : reverse( extensions ) )
807             {
808                 Set<String> exportedPackages = entry.getExportedPackages();
809                 ClassRealm realm = entry.getClassRealm();
810                 for ( String exportedPackage : exportedPackages )
811                 {
812                     extRealm.importFrom( realm, exportedPackage );
813                 }
814                 if ( exportedPackages.isEmpty() )
815                 {
816                     // sisu uses realm imports to establish component visibility
817                     extRealm.importFrom( realm, realm.getId() );
818                 }
819             }
820 
821             return extRealm;
822         }
823 
824         return coreRealm;
825     }
826 
827     private static <T> List<T> reverse( List<T> list )
828     {
829         List<T> copy = new ArrayList<>( list );
830         Collections.reverse( copy );
831         return copy;
832     }
833 
834     private List<File> parseExtClasspath( CliRequest cliRequest )
835     {
836         String extClassPath = cliRequest.userProperties.getProperty( EXT_CLASS_PATH );
837         if ( extClassPath == null )
838         {
839             extClassPath = cliRequest.systemProperties.getProperty( EXT_CLASS_PATH );
840         }
841 
842         List<File> jars = new ArrayList<>();
843 
844         if ( StringUtils.isNotEmpty( extClassPath ) )
845         {
846             for ( String jar : StringUtils.split( extClassPath, File.pathSeparator ) )
847             {
848                 File file = resolveFile( new File( jar ), cliRequest.workingDirectory );
849 
850                 slf4jLogger.debug( "  Included " + file );
851 
852                 jars.add( file );
853             }
854         }
855 
856         return jars;
857     }
858 
859     //
860     // This should probably be a separate tool and not be baked into Maven.
861     //
862     private void encryption( CliRequest cliRequest )
863         throws Exception
864     {
865         if ( cliRequest.commandLine.hasOption( CLIManager.ENCRYPT_MASTER_PASSWORD ) )
866         {
867             String passwd = cliRequest.commandLine.getOptionValue( CLIManager.ENCRYPT_MASTER_PASSWORD );
868 
869             if ( passwd == null )
870             {
871                 Console cons = System.console();
872                 char[] password = ( cons == null ) ? null : cons.readPassword( "Master password: " );
873                 if ( password != null )
874                 {
875                     // Cipher uses Strings
876                     passwd = String.copyValueOf( password );
877 
878                     // Sun/Oracle advises to empty the char array
879                     java.util.Arrays.fill( password, ' ' );
880                 }
881             }
882 
883             DefaultPlexusCipher cipher = new DefaultPlexusCipher();
884 
885             System.out.println(
886                 cipher.encryptAndDecorate( passwd, DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION ) );
887 
888             throw new ExitException( 0 );
889         }
890         else if ( cliRequest.commandLine.hasOption( CLIManager.ENCRYPT_PASSWORD ) )
891         {
892             String passwd = cliRequest.commandLine.getOptionValue( CLIManager.ENCRYPT_PASSWORD );
893 
894             if ( passwd == null )
895             {
896                 Console cons = System.console();
897                 char[] password = ( cons == null ) ? null : cons.readPassword( "Password: " );
898                 if ( password != null )
899                 {
900                     // Cipher uses Strings
901                     passwd = String.copyValueOf( password );
902 
903                     // Sun/Oracle advises to empty the char array
904                     java.util.Arrays.fill( password, ' ' );
905                 }
906             }
907 
908             String configurationFile = dispatcher.getConfigurationFile();
909 
910             if ( configurationFile.startsWith( "~" ) )
911             {
912                 configurationFile = System.getProperty( "user.home" ) + configurationFile.substring( 1 );
913             }
914 
915             String file = System.getProperty( DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION, configurationFile );
916 
917             String master = null;
918 
919             SettingsSecurity sec = SecUtil.read( file, true );
920             if ( sec != null )
921             {
922                 master = sec.getMaster();
923             }
924 
925             if ( master == null )
926             {
927                 throw new IllegalStateException( "Master password is not set in the setting security file: " + file );
928             }
929 
930             DefaultPlexusCipher cipher = new DefaultPlexusCipher();
931             String masterPasswd = cipher.decryptDecorated( master, DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION );
932             System.out.println( cipher.encryptAndDecorate( passwd, masterPasswd ) );
933 
934             throw new ExitException( 0 );
935         }
936     }
937 
938     private void repository( CliRequest cliRequest )
939         throws Exception
940     {
941         if ( cliRequest.commandLine.hasOption( CLIManager.LEGACY_LOCAL_REPOSITORY ) || Boolean.getBoolean(
942             "maven.legacyLocalRepo" ) )
943         {
944             cliRequest.request.setUseLegacyLocalRepository( true );
945         }
946     }
947 
948     private int execute( CliRequest cliRequest )
949         throws MavenExecutionRequestPopulationException
950     {
951         MavenExecutionRequest request = executionRequestPopulator.populateDefaults( cliRequest.request );
952 
953         eventSpyDispatcher.onEvent( request );
954 
955         MavenExecutionResult result = maven.execute( request );
956 
957         eventSpyDispatcher.onEvent( result );
958 
959         eventSpyDispatcher.close();
960 
961         if ( result.hasExceptions() )
962         {
963             ExceptionHandler handler = new DefaultExceptionHandler();
964 
965             Map<String, String> references = new LinkedHashMap<>();
966 
967             MavenProject project = null;
968 
969             for ( Throwable exception : result.getExceptions() )
970             {
971                 ExceptionSummary summary = handler.handleException( exception );
972 
973                 logSummary( summary, references, "", cliRequest.showErrors );
974 
975                 if ( project == null && exception instanceof LifecycleExecutionException )
976                 {
977                     project = ( (LifecycleExecutionException) exception ).getProject();
978                 }
979             }
980 
981             slf4jLogger.error( "" );
982 
983             if ( !cliRequest.showErrors )
984             {
985                 slf4jLogger.error( "To see the full stack trace of the errors, re-run Maven with the "
986                     + buffer().strong( "-e" ) + " switch." );
987             }
988             if ( !slf4jLogger.isDebugEnabled() )
989             {
990                 slf4jLogger.error( "Re-run Maven using the " + buffer().strong( "-X" )
991                     + " switch to enable full debug logging." );
992             }
993 
994             if ( !references.isEmpty() )
995             {
996                 slf4jLogger.error( "" );
997                 slf4jLogger.error( "For more information about the errors and possible solutions"
998                                        + ", please read the following articles:" );
999 
1000                 for ( Map.Entry<String, String> entry : references.entrySet() )
1001                 {
1002                     slf4jLogger.error( buffer().strong( entry.getValue() ) + " " + entry.getKey() );
1003                 }
1004             }
1005 
1006             if ( project != null && !project.equals( result.getTopologicallySortedProjects().get( 0 ) ) )
1007             {
1008                 slf4jLogger.error( "" );
1009                 slf4jLogger.error( "After correcting the problems, you can resume the build with the command" );
1010                 slf4jLogger.error( buffer().a( "  " ).strong( "mvn <goals> -rf :"
1011                                 + project.getArtifactId() ).toString() );
1012             }
1013 
1014             if ( MavenExecutionRequest.REACTOR_FAIL_NEVER.equals( cliRequest.request.getReactorFailureBehavior() ) )
1015             {
1016                 slf4jLogger.info( "Build failures were ignored." );
1017 
1018                 return 0;
1019             }
1020             else
1021             {
1022                 return 1;
1023             }
1024         }
1025         else
1026         {
1027             return 0;
1028         }
1029     }
1030 
1031     private void logSummary( ExceptionSummary summary, Map<String, String> references, String indent,
1032                              boolean showErrors )
1033     {
1034         String referenceKey = "";
1035 
1036         if ( StringUtils.isNotEmpty( summary.getReference() ) )
1037         {
1038             referenceKey = references.get( summary.getReference() );
1039             if ( referenceKey == null )
1040             {
1041                 referenceKey = "[Help " + ( references.size() + 1 ) + "]";
1042                 references.put( summary.getReference(), referenceKey );
1043             }
1044         }
1045 
1046         String msg = summary.getMessage();
1047 
1048         if ( StringUtils.isNotEmpty( referenceKey ) )
1049         {
1050             if ( msg.indexOf( '\n' ) < 0 )
1051             {
1052                 msg += " -> " + buffer().strong( referenceKey );
1053             }
1054             else
1055             {
1056                 msg += "\n-> " + buffer().strong( referenceKey );
1057             }
1058         }
1059 
1060         String[] lines = msg.split( "(\r\n)|(\r)|(\n)" );
1061         String currentColor = "";
1062 
1063         for ( int i = 0; i < lines.length; i++ )
1064         {
1065             // add eventual current color inherited from previous line 
1066             String line = currentColor + lines[i];
1067 
1068             // look for last ANSI escape sequence to check if nextColor
1069             Matcher matcher = LAST_ANSI_SEQUENCE.matcher( line );
1070             String nextColor = "";
1071             if ( matcher.find() )
1072             {
1073                 nextColor = matcher.group( 1 );
1074                 if ( ANSI_RESET.equals( nextColor ) )
1075                 {
1076                     // last ANSI escape code is reset: no next color
1077                     nextColor = "";
1078                 }
1079             }
1080 
1081             // effective line, with indent and reset if end is colored
1082             line = indent + line + ( "".equals( nextColor ) ? "" : ANSI_RESET );
1083 
1084             if ( ( i == lines.length - 1 ) && ( showErrors
1085                 || ( summary.getException() instanceof InternalErrorException ) ) )
1086             {
1087                 slf4jLogger.error( line, summary.getException() );
1088             }
1089             else
1090             {
1091                 slf4jLogger.error( line );
1092             }
1093 
1094             currentColor = nextColor;
1095         }
1096 
1097         indent += "  ";
1098 
1099         for ( ExceptionSummary child : summary.getChildren() )
1100         {
1101             logSummary( child, references, indent, showErrors );
1102         }
1103     }
1104 
1105     private static final Pattern LAST_ANSI_SEQUENCE = Pattern.compile( "(\u001B\\[[;\\d]*[ -/]*[@-~])[^\u001B]*$" );
1106 
1107     private static final String ANSI_RESET = "\u001B\u005Bm";
1108 
1109     private void configure( CliRequest cliRequest )
1110         throws Exception
1111     {
1112         //
1113         // This is not ideal but there are events specifically for configuration from the CLI which I don't
1114         // believe are really valid but there are ITs which assert the right events are published so this
1115         // needs to be supported so the EventSpyDispatcher needs to be put in the CliRequest so that
1116         // it can be accessed by configuration processors.
1117         //
1118         cliRequest.request.setEventSpyDispatcher( eventSpyDispatcher );
1119 
1120         //
1121         // We expect at most 2 implementations to be available. The SettingsXmlConfigurationProcessor implementation
1122         // is always available in the core and likely always will be, but we may have another ConfigurationProcessor
1123         // present supplied by the user. The rule is that we only allow the execution of one ConfigurationProcessor.
1124         // If there is more than one then we execute the one supplied by the user, otherwise we execute the
1125         // the default SettingsXmlConfigurationProcessor.
1126         //
1127         int userSuppliedConfigurationProcessorCount = configurationProcessors.size() - 1;
1128 
1129         if ( userSuppliedConfigurationProcessorCount == 0 )
1130         {
1131             //
1132             // Our settings.xml source is historically how we have configured Maven from the CLI so we are going to
1133             // have to honour its existence forever. So let's run it.
1134             //
1135             configurationProcessors.get( SettingsXmlConfigurationProcessor.HINT ).process( cliRequest );
1136         }
1137         else if ( userSuppliedConfigurationProcessorCount == 1 )
1138         {
1139             //
1140             // Run the user supplied ConfigurationProcessor
1141             //
1142             for ( Entry<String, ConfigurationProcessor> entry : configurationProcessors.entrySet() )
1143             {
1144                 String hint = entry.getKey();
1145                 if ( !hint.equals( SettingsXmlConfigurationProcessor.HINT ) )
1146                 {
1147                     ConfigurationProcessor configurationProcessor = entry.getValue();
1148                     configurationProcessor.process( cliRequest );
1149                 }
1150             }
1151         }
1152         else if ( userSuppliedConfigurationProcessorCount > 1 )
1153         {
1154             //
1155             // There are too many ConfigurationProcessors so we don't know which one to run so report the error.
1156             //
1157             StringBuilder sb = new StringBuilder(
1158                 String.format( "\nThere can only be one user supplied ConfigurationProcessor, there are %s:\n\n",
1159                                userSuppliedConfigurationProcessorCount ) );
1160             for ( Entry<String, ConfigurationProcessor> entry : configurationProcessors.entrySet() )
1161             {
1162                 String hint = entry.getKey();
1163                 if ( !hint.equals( SettingsXmlConfigurationProcessor.HINT ) )
1164                 {
1165                     ConfigurationProcessor configurationProcessor = entry.getValue();
1166                     sb.append( String.format( "%s\n", configurationProcessor.getClass().getName() ) );
1167                 }
1168             }
1169             sb.append( String.format( "\n" ) );
1170             throw new Exception( sb.toString() );
1171         }
1172     }
1173 
1174     private void toolchains( CliRequest cliRequest )
1175         throws Exception
1176     {
1177         File userToolchainsFile;
1178 
1179         if ( cliRequest.commandLine.hasOption( CLIManager.ALTERNATE_USER_TOOLCHAINS ) )
1180         {
1181             userToolchainsFile =
1182                 new File( cliRequest.commandLine.getOptionValue( CLIManager.ALTERNATE_USER_TOOLCHAINS ) );
1183             userToolchainsFile = resolveFile( userToolchainsFile, cliRequest.workingDirectory );
1184 
1185             if ( !userToolchainsFile.isFile() )
1186             {
1187                 throw new FileNotFoundException(
1188                     "The specified user toolchains file does not exist: " + userToolchainsFile );
1189             }
1190         }
1191         else
1192         {
1193             userToolchainsFile = DEFAULT_USER_TOOLCHAINS_FILE;
1194         }
1195 
1196         File globalToolchainsFile;
1197 
1198         if ( cliRequest.commandLine.hasOption( CLIManager.ALTERNATE_GLOBAL_TOOLCHAINS ) )
1199         {
1200             globalToolchainsFile =
1201                 new File( cliRequest.commandLine.getOptionValue( CLIManager.ALTERNATE_GLOBAL_TOOLCHAINS ) );
1202             globalToolchainsFile = resolveFile( globalToolchainsFile, cliRequest.workingDirectory );
1203 
1204             if ( !globalToolchainsFile.isFile() )
1205             {
1206                 throw new FileNotFoundException(
1207                     "The specified global toolchains file does not exist: " + globalToolchainsFile );
1208             }
1209         }
1210         else
1211         {
1212             globalToolchainsFile = DEFAULT_GLOBAL_TOOLCHAINS_FILE;
1213         }
1214 
1215         cliRequest.request.setGlobalToolchainsFile( globalToolchainsFile );
1216         cliRequest.request.setUserToolchainsFile( userToolchainsFile );
1217 
1218         DefaultToolchainsBuildingRequest toolchainsRequest = new DefaultToolchainsBuildingRequest();
1219         if ( globalToolchainsFile.isFile() )
1220         {
1221             toolchainsRequest.setGlobalToolchainsSource( new FileSource( globalToolchainsFile ) );
1222         }
1223         if ( userToolchainsFile.isFile() )
1224         {
1225             toolchainsRequest.setUserToolchainsSource( new FileSource( userToolchainsFile ) );
1226         }
1227 
1228         eventSpyDispatcher.onEvent( toolchainsRequest );
1229 
1230         slf4jLogger.debug(
1231             "Reading global toolchains from " + getLocation( toolchainsRequest.getGlobalToolchainsSource(),
1232                                                              globalToolchainsFile ) );
1233         slf4jLogger.debug( "Reading user toolchains from " + getLocation( toolchainsRequest.getUserToolchainsSource(),
1234                                                                           userToolchainsFile ) );
1235 
1236         ToolchainsBuildingResult toolchainsResult = toolchainsBuilder.build( toolchainsRequest );
1237 
1238         eventSpyDispatcher.onEvent( toolchainsRequest );
1239 
1240         executionRequestPopulator.populateFromToolchains( cliRequest.request,
1241                                                           toolchainsResult.getEffectiveToolchains() );
1242 
1243         if ( !toolchainsResult.getProblems().isEmpty() && slf4jLogger.isWarnEnabled() )
1244         {
1245             slf4jLogger.warn( "" );
1246             slf4jLogger.warn( "Some problems were encountered while building the effective toolchains" );
1247 
1248             for ( Problem problem : toolchainsResult.getProblems() )
1249             {
1250                 slf4jLogger.warn( problem.getMessage() + " @ " + problem.getLocation() );
1251             }
1252 
1253             slf4jLogger.warn( "" );
1254         }
1255     }
1256 
1257     private Object getLocation( Source source, File defaultLocation )
1258     {
1259         if ( source != null )
1260         {
1261             return source.getLocation();
1262         }
1263         return defaultLocation;
1264     }
1265 
1266     private MavenExecutionRequest populateRequest( CliRequest cliRequest )
1267     {
1268         return populateRequest( cliRequest, cliRequest.request );
1269     }
1270 
1271     private MavenExecutionRequest populateRequest( CliRequest cliRequest, MavenExecutionRequest request )
1272     {
1273         CommandLine commandLine = cliRequest.commandLine;
1274         String workingDirectory = cliRequest.workingDirectory;
1275         boolean quiet = cliRequest.quiet;
1276         boolean showErrors = cliRequest.showErrors;
1277 
1278         String[] deprecatedOptions = { "up", "npu", "cpu", "npr" };
1279         for ( String deprecatedOption : deprecatedOptions )
1280         {
1281             if ( commandLine.hasOption( deprecatedOption ) )
1282             {
1283                 slf4jLogger.warn( "Command line option -" + deprecatedOption
1284                                       + " is deprecated and will be removed in future Maven versions." );
1285             }
1286         }
1287 
1288         // ----------------------------------------------------------------------
1289         // Now that we have everything that we need we will fire up plexus and
1290         // bring the maven component to life for use.
1291         // ----------------------------------------------------------------------
1292 
1293         if ( commandLine.hasOption( CLIManager.BATCH_MODE ) )
1294         {
1295             request.setInteractiveMode( false );
1296         }
1297 
1298         boolean noSnapshotUpdates = false;
1299         if ( commandLine.hasOption( CLIManager.SUPRESS_SNAPSHOT_UPDATES ) )
1300         {
1301             noSnapshotUpdates = true;
1302         }
1303 
1304         // ----------------------------------------------------------------------
1305         //
1306         // ----------------------------------------------------------------------
1307 
1308         List<String> goals = commandLine.getArgList();
1309 
1310         boolean recursive = true;
1311 
1312         // this is the default behavior.
1313         String reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_FAST;
1314 
1315         if ( commandLine.hasOption( CLIManager.NON_RECURSIVE ) )
1316         {
1317             recursive = false;
1318         }
1319 
1320         if ( commandLine.hasOption( CLIManager.FAIL_FAST ) )
1321         {
1322             reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_FAST;
1323         }
1324         else if ( commandLine.hasOption( CLIManager.FAIL_AT_END ) )
1325         {
1326             reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_AT_END;
1327         }
1328         else if ( commandLine.hasOption( CLIManager.FAIL_NEVER ) )
1329         {
1330             reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_NEVER;
1331         }
1332 
1333         if ( commandLine.hasOption( CLIManager.OFFLINE ) )
1334         {
1335             request.setOffline( true );
1336         }
1337 
1338         boolean updateSnapshots = false;
1339 
1340         if ( commandLine.hasOption( CLIManager.UPDATE_SNAPSHOTS ) )
1341         {
1342             updateSnapshots = true;
1343         }
1344 
1345         String globalChecksumPolicy = null;
1346 
1347         if ( commandLine.hasOption( CLIManager.CHECKSUM_FAILURE_POLICY ) )
1348         {
1349             globalChecksumPolicy = MavenExecutionRequest.CHECKSUM_POLICY_FAIL;
1350         }
1351         else if ( commandLine.hasOption( CLIManager.CHECKSUM_WARNING_POLICY ) )
1352         {
1353             globalChecksumPolicy = MavenExecutionRequest.CHECKSUM_POLICY_WARN;
1354         }
1355 
1356         File baseDirectory = new File( workingDirectory, "" ).getAbsoluteFile();
1357 
1358         // ----------------------------------------------------------------------
1359         // Profile Activation
1360         // ----------------------------------------------------------------------
1361 
1362         List<String> activeProfiles = new ArrayList<>();
1363 
1364         List<String> inactiveProfiles = new ArrayList<>();
1365 
1366         if ( commandLine.hasOption( CLIManager.ACTIVATE_PROFILES ) )
1367         {
1368             String[] profileOptionValues = commandLine.getOptionValues( CLIManager.ACTIVATE_PROFILES );
1369             if ( profileOptionValues != null )
1370             {
1371                 for ( String profileOptionValue : profileOptionValues )
1372                 {
1373                     StringTokenizer profileTokens = new StringTokenizer( profileOptionValue, "," );
1374 
1375                     while ( profileTokens.hasMoreTokens() )
1376                     {
1377                         String profileAction = profileTokens.nextToken().trim();
1378 
1379                         if ( profileAction.startsWith( "-" ) || profileAction.startsWith( "!" ) )
1380                         {
1381                             inactiveProfiles.add( profileAction.substring( 1 ) );
1382                         }
1383                         else if ( profileAction.startsWith( "+" ) )
1384                         {
1385                             activeProfiles.add( profileAction.substring( 1 ) );
1386                         }
1387                         else
1388                         {
1389                             activeProfiles.add( profileAction );
1390                         }
1391                     }
1392                 }
1393             }
1394         }
1395 
1396         TransferListener transferListener;
1397 
1398         if ( quiet )
1399         {
1400             transferListener = new QuietMavenTransferListener();
1401         }
1402         else if ( request.isInteractiveMode() && !cliRequest.commandLine.hasOption( CLIManager.LOG_FILE ) )
1403         {
1404             //
1405             // If we're logging to a file then we don't want the console transfer listener as it will spew
1406             // download progress all over the place
1407             //
1408             transferListener = getConsoleTransferListener( cliRequest.commandLine.hasOption( CLIManager.DEBUG ) );
1409         }
1410         else
1411         {
1412             transferListener = getBatchTransferListener();
1413         }
1414 
1415         ExecutionListener executionListener = new ExecutionEventLogger();
1416         if ( eventSpyDispatcher != null )
1417         {
1418             executionListener = eventSpyDispatcher.chainListener( executionListener );
1419         }
1420 
1421         String alternatePomFile = null;
1422         if ( commandLine.hasOption( CLIManager.ALTERNATE_POM_FILE ) )
1423         {
1424             alternatePomFile = commandLine.getOptionValue( CLIManager.ALTERNATE_POM_FILE );
1425         }
1426 
1427         request.setBaseDirectory( baseDirectory ).setGoals( goals ).setSystemProperties(
1428             cliRequest.systemProperties ).setUserProperties( cliRequest.userProperties ).setReactorFailureBehavior(
1429             reactorFailureBehaviour ) // default: fail fast
1430             .setRecursive( recursive ) // default: true
1431             .setShowErrors( showErrors ) // default: false
1432             .addActiveProfiles( activeProfiles ) // optional
1433             .addInactiveProfiles( inactiveProfiles ) // optional
1434             .setExecutionListener( executionListener ).setTransferListener(
1435             transferListener ) // default: batch mode which goes along with interactive
1436             .setUpdateSnapshots( updateSnapshots ) // default: false
1437             .setNoSnapshotUpdates( noSnapshotUpdates ) // default: false
1438             .setGlobalChecksumPolicy( globalChecksumPolicy ) // default: warn
1439             .setMultiModuleProjectDirectory( cliRequest.multiModuleProjectDirectory );
1440 
1441         if ( alternatePomFile != null )
1442         {
1443             File pom = resolveFile( new File( alternatePomFile ), workingDirectory );
1444             if ( pom.isDirectory() )
1445             {
1446                 pom = new File( pom, "pom.xml" );
1447             }
1448 
1449             request.setPom( pom );
1450         }
1451         else if ( modelProcessor != null )
1452         {
1453             File pom = modelProcessor.locatePom( baseDirectory );
1454 
1455             if ( pom.isFile() )
1456             {
1457                 request.setPom( pom );
1458             }
1459         }
1460 
1461         if ( ( request.getPom() != null ) && ( request.getPom().getParentFile() != null ) )
1462         {
1463             request.setBaseDirectory( request.getPom().getParentFile() );
1464         }
1465 
1466         if ( commandLine.hasOption( CLIManager.RESUME_FROM ) )
1467         {
1468             request.setResumeFrom( commandLine.getOptionValue( CLIManager.RESUME_FROM ) );
1469         }
1470 
1471         if ( commandLine.hasOption( CLIManager.PROJECT_LIST ) )
1472         {
1473             String[] projectOptionValues = commandLine.getOptionValues( CLIManager.PROJECT_LIST );
1474 
1475             List<String> inclProjects = new ArrayList<>();
1476             List<String> exclProjects = new ArrayList<>();
1477 
1478             if ( projectOptionValues != null )
1479             {
1480                 for ( String projectOptionValue : projectOptionValues )
1481                 {
1482                     StringTokenizer projectTokens = new StringTokenizer( projectOptionValue, "," );
1483 
1484                     while ( projectTokens.hasMoreTokens() )
1485                     {
1486                         String projectAction = projectTokens.nextToken().trim();
1487 
1488                         if ( projectAction.startsWith( "-" ) || projectAction.startsWith( "!" ) )
1489                         {
1490                             exclProjects.add( projectAction.substring( 1 ) );
1491                         }
1492                         else if ( projectAction.startsWith( "+" ) )
1493                         {
1494                             inclProjects.add( projectAction.substring( 1 ) );
1495                         }
1496                         else
1497                         {
1498                             inclProjects.add( projectAction );
1499                         }
1500                     }
1501                 }
1502             }
1503 
1504             request.setSelectedProjects( inclProjects );
1505             request.setExcludedProjects( exclProjects );
1506         }
1507 
1508         if ( commandLine.hasOption( CLIManager.ALSO_MAKE ) && !commandLine.hasOption(
1509             CLIManager.ALSO_MAKE_DEPENDENTS ) )
1510         {
1511             request.setMakeBehavior( MavenExecutionRequest.REACTOR_MAKE_UPSTREAM );
1512         }
1513         else if ( !commandLine.hasOption( CLIManager.ALSO_MAKE ) && commandLine.hasOption(
1514             CLIManager.ALSO_MAKE_DEPENDENTS ) )
1515         {
1516             request.setMakeBehavior( MavenExecutionRequest.REACTOR_MAKE_DOWNSTREAM );
1517         }
1518         else if ( commandLine.hasOption( CLIManager.ALSO_MAKE ) && commandLine.hasOption(
1519             CLIManager.ALSO_MAKE_DEPENDENTS ) )
1520         {
1521             request.setMakeBehavior( MavenExecutionRequest.REACTOR_MAKE_BOTH );
1522         }
1523 
1524         String localRepoProperty = request.getUserProperties().getProperty( MavenCli.LOCAL_REPO_PROPERTY );
1525 
1526         if ( localRepoProperty == null )
1527         {
1528             localRepoProperty = request.getSystemProperties().getProperty( MavenCli.LOCAL_REPO_PROPERTY );
1529         }
1530 
1531         if ( localRepoProperty != null )
1532         {
1533             request.setLocalRepositoryPath( localRepoProperty );
1534         }
1535 
1536         request.setCacheNotFound( true );
1537         request.setCacheTransferError( false );
1538 
1539         //
1540         // Builder, concurrency and parallelism
1541         //
1542         // We preserve the existing methods for builder selection which is to look for various inputs in the threading
1543         // configuration. We don't have an easy way to allow a pluggable builder to provide its own configuration
1544         // parameters but this is sufficient for now. Ultimately we want components like Builders to provide a way to
1545         // extend the command line to accept its own configuration parameters.
1546         //
1547         final String threadConfiguration = commandLine.hasOption( CLIManager.THREADS )
1548             ? commandLine.getOptionValue( CLIManager.THREADS )
1549             : request.getSystemProperties().getProperty(
1550                 MavenCli.THREADS_DEPRECATED ); // TODO Remove this setting. Note that the int-tests use it
1551 
1552         if ( threadConfiguration != null )
1553         {
1554             //
1555             // Default to the standard multithreaded builder
1556             //
1557             request.setBuilderId( "multithreaded" );
1558 
1559             if ( threadConfiguration.contains( "C" ) )
1560             {
1561                 request.setDegreeOfConcurrency( calculateDegreeOfConcurrencyWithCoreMultiplier( threadConfiguration ) );
1562             }
1563             else
1564             {
1565                 request.setDegreeOfConcurrency( Integer.valueOf( threadConfiguration ) );
1566             }
1567         }
1568 
1569         //
1570         // Allow the builder to be overridden by the user if requested. The builders are now pluggable.
1571         //
1572         if ( commandLine.hasOption( CLIManager.BUILDER ) )
1573         {
1574             request.setBuilderId( commandLine.getOptionValue( CLIManager.BUILDER ) );
1575         }
1576 
1577         return request;
1578     }
1579 
1580     int calculateDegreeOfConcurrencyWithCoreMultiplier( String threadConfiguration )
1581     {
1582         int procs = Runtime.getRuntime().availableProcessors();
1583         return (int) ( Float.valueOf( threadConfiguration.replace( "C", "" ) ) * procs );
1584     }
1585 
1586     static File resolveFile( File file, String workingDirectory )
1587     {
1588         if ( file == null )
1589         {
1590             return null;
1591         }
1592         else if ( file.isAbsolute() )
1593         {
1594             return file;
1595         }
1596         else if ( file.getPath().startsWith( File.separator ) )
1597         {
1598             // drive-relative Windows path
1599             return file.getAbsoluteFile();
1600         }
1601         else
1602         {
1603             return new File( workingDirectory, file.getPath() ).getAbsoluteFile();
1604         }
1605     }
1606 
1607     // ----------------------------------------------------------------------
1608     // System properties handling
1609     // ----------------------------------------------------------------------
1610 
1611     static void populateProperties( CommandLine commandLine, Properties systemProperties, Properties userProperties )
1612     {
1613         EnvironmentUtils.addEnvVars( systemProperties );
1614 
1615         // ----------------------------------------------------------------------
1616         // Options that are set on the command line become system properties
1617         // and therefore are set in the session properties. System properties
1618         // are most dominant.
1619         // ----------------------------------------------------------------------
1620 
1621         if ( commandLine.hasOption( CLIManager.SET_SYSTEM_PROPERTY ) )
1622         {
1623             String[] defStrs = commandLine.getOptionValues( CLIManager.SET_SYSTEM_PROPERTY );
1624             
1625             if ( defStrs != null )
1626             {
1627                 for ( String defStr : defStrs )
1628                 {
1629                     setCliProperty( defStr, userProperties );
1630                 }
1631             }
1632         }
1633 
1634         SystemProperties.addSystemProperties( systemProperties );
1635 
1636         // ----------------------------------------------------------------------
1637         // Properties containing info about the currently running version of Maven
1638         // These override any corresponding properties set on the command line
1639         // ----------------------------------------------------------------------
1640 
1641         Properties buildProperties = CLIReportingUtils.getBuildProperties();
1642 
1643         String mavenVersion = buildProperties.getProperty( CLIReportingUtils.BUILD_VERSION_PROPERTY );
1644         systemProperties.setProperty( "maven.version", mavenVersion );
1645 
1646         String mavenBuildVersion = CLIReportingUtils.createMavenVersionString( buildProperties );
1647         systemProperties.setProperty( "maven.build.version", mavenBuildVersion );
1648     }
1649 
1650     private static void setCliProperty( String property, Properties properties )
1651     {
1652         String name;
1653 
1654         String value;
1655 
1656         int i = property.indexOf( '=' );
1657 
1658         if ( i <= 0 )
1659         {
1660             name = property.trim();
1661 
1662             value = "true";
1663         }
1664         else
1665         {
1666             name = property.substring( 0, i ).trim();
1667 
1668             value = property.substring( i + 1 );
1669         }
1670 
1671         properties.setProperty( name, value );
1672 
1673         // ----------------------------------------------------------------------
1674         // I'm leaving the setting of system properties here as not to break
1675         // the SystemPropertyProfileActivator. This won't harm embedding. jvz.
1676         // ----------------------------------------------------------------------
1677 
1678         System.setProperty( name, value );
1679     }
1680 
1681     static class ExitException
1682         extends Exception
1683     {
1684         @SuppressWarnings( "checkstyle:visibilitymodifier" )
1685         public int exitCode;
1686 
1687         public ExitException( int exitCode )
1688         {
1689             this.exitCode = exitCode;
1690         }
1691     }
1692 
1693     //
1694     // Customizations available via the CLI
1695     //
1696 
1697     protected TransferListener getConsoleTransferListener( boolean printResourceNames )
1698     {
1699         return new ConsoleMavenTransferListener( System.out, printResourceNames );
1700     }
1701 
1702     protected TransferListener getBatchTransferListener()
1703     {
1704         return new Slf4jMavenTransferListener();
1705     }
1706 
1707     protected void customizeContainer( PlexusContainer container )
1708     {
1709     }
1710 
1711     protected ModelProcessor createModelProcessor( PlexusContainer container )
1712         throws ComponentLookupException
1713     {
1714         return container.lookup( ModelProcessor.class );
1715     }
1716 }