import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
public static boolean checkByCLIMavenValidationLevel(ModelProblem problem) {
    // XXX HACK - this should be properly solved by upgrading the embeded maven
    String version = MavenSettings.getCommandLineMavenVersion();        
    try {
        if ( version != null && !"".equals(version.trim()) && 
             new DefaultArtifactVersion(version).compareTo(new DefaultArtifactVersion("3.2.1")) > 0) 
        {
            if ( (problem.getMessage().startsWith("'dependencies.dependency.exclusions.exclusion.groupId' for ") ||
                  problem.getMessage().startsWith("'dependencies.dependency.exclusions.exclusion.artifactId' for "))
                    && problem.getMessage().contains(" with value '*' does not match a valid id pattern")) 
            {
                return false;
            }
        }
    } catch (Throwable e) {
        // ignore and be optimistic about the hint
        LOG.log(Level.INFO, version, e);
    }
    return true;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
private static String createMessage( List<ProjectBuildingResult> results )
{
    StringWriter buffer = new StringWriter( 1024 );

    PrintWriter writer = new PrintWriter( buffer );
    writer.println( "Some problems were encountered while processing the POMs:" );
    for ( ProjectBuildingResult result : results )
    {
        for ( ModelProblem problem : result.getProblems() )
        {
            writer.print( "[" );
            writer.print( problem.getSeverity() );
            writer.print( "] " );
            writer.print( problem.getMessage() );
            writer.print( " @ " );
            writer.println( ModelProblemUtils.formatLocation( problem, result.getProjectId() ) );
        }
    }
    writer.close();

    return buffer.toString();
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
private ModelProblem hasMissingParentPom( ProjectBuildingException e )
{
    if ( e.getCause() instanceof ModelBuildingException )
    {
        ModelBuildingException mbe = (ModelBuildingException) e.getCause();
        for ( ModelProblem problem : mbe.getProblems() )
        {
            if ( problem.getException() instanceof UnresolvableModelException )
            {
                return problem;
            }
        }

    }
    return null;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
private ExceptionSummary handle( ProjectBuildingResult result )
{
    List<ExceptionSummary> children = new ArrayList<ExceptionSummary>();

    for ( ModelProblem problem : result.getProblems() )
    {
        ExceptionSummary child = handle( problem, result.getProjectId() );
        if ( child != null )
        {
            children.add( child );
        }
    }

    if ( children.isEmpty() )
    {
        return null;
    }

    String message =
        "\nThe project " + result.getProjectId() + " (" + result.getPomFile() + ") has "
            + children.size() + " error" + ( children.size() == 1 ? "" : "s" );

    return new ExceptionSummary( null, message, null, children );
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
static List<ModelProblem> runMavenValidationImpl(final File pom) {
    //TODO profiles based on current configuration??
    MavenEmbedder embedder = EmbedderFactory.getProjectEmbedder();
    MavenExecutionRequest meReq = embedder.createMavenExecutionRequest();
    ProjectBuildingRequest req = meReq.getProjectBuildingRequest();
    req.setValidationLevel(ModelBuildingRequest.VALIDATION_LEVEL_MAVEN_3_1); // currently enables just <reporting> warning
    req.setLocalRepository(embedder.getLocalRepository());
    List<ArtifactRepository> remoteRepos = RepositoryPreferences.getInstance().remoteRepositories(embedder);
    req.setRemoteRepositories(remoteRepos);
    req.setRepositorySession(((DefaultMaven) embedder.lookupComponent(Maven.class)).newRepositorySession(meReq));
    List<ModelProblem> problems;
    try {
        problems = embedder.lookupComponent(ProjectBuilder.class).build(pom, req).getProblems();
    } catch (ProjectBuildingException x) {
        problems = new ArrayList<ModelProblem>();
        List<ProjectBuildingResult> results = x.getResults();
        if (results != null) { //one code point throwing ProjectBuildingException contains results,
            for (ProjectBuildingResult result : results) {
                problems.addAll(result.getProblems());
            }
        } else {
            // another code point throwing ProjectBuildingException doesn't contain results..
            Throwable cause = x.getCause();
            if (cause instanceof ModelBuildingException) {
                problems.addAll(((ModelBuildingException) cause).getProblems());
            }
        }
    }
    return problems;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
static Node createErrorNode(ModelBuildingException x) {
    AbstractNode an = new AbstractNode(Children.LEAF);
    StringBuilder b = new StringBuilder();
    for (ModelProblem p : x.getProblems()) {
        if (b.length() > 0) {
            b.append("; ");
        }
        b.append(p.getMessage());
    }
    an.setDisplayName(b.toString());
    return an;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
private static void runMavenValidation(final POMModel model, final List<ErrorDescription> err) {
    File pom = model.getModelSource().getLookup().lookup(File.class);
    if (pom == null) {
        return;
    }
    
    List<ModelProblem> problems = runMavenValidationImpl(pom);
    for (ModelProblem problem : problems) {
        if (!problem.getSource().equals(pom.getAbsolutePath())) {
            LOG.log(Level.FINE, "found problem not in {0}: {1}", new Object[] {pom, problem.getSource()});
            continue;
        }
        int line = problem.getLineNumber();
        if (line <= 0) { // probably from a parent POM
            /* probably more irritating than helpful:
            line = 1; // fallback
            Parent parent = model.getProject().getPomParent();
            if (parent != null) {
                Line l = NbEditorUtilities.getLine(model.getBaseDocument(), parent.findPosition(), false);
                if (l != null) {
                    line = l.getLineNumber() + 1;
                }
            }
            */
            continue;
        }
        if (problem.getException() instanceof UnresolvableModelException) {
            // If a <parent> reference cannot be followed because e.g. no projects are opened (so no repos registered), just ignore it.
            continue;
        }
        try {
            err.add(ErrorDescriptionFactory.createErrorDescription(problem.getSeverity() == ModelProblem.Severity.WARNING ? Severity.WARNING : Severity.ERROR, problem.getMessage(), model.getBaseDocument(), line));
        } catch (IndexOutOfBoundsException x) {
            LOG.log(Level.WARNING, "improper line number: {0}", problem);
        }
    }
    
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
static List<ModelProblem> runMavenValidationImpl(final File pom) {
    MavenEmbedder embedder = EmbedderFactory.getProjectEmbedder();
    MavenExecutionRequest meReq = embedder.createMavenExecutionRequest();
    ProjectBuildingRequest req = meReq.getProjectBuildingRequest();
    req.setValidationLevel(ModelBuildingRequest.VALIDATION_LEVEL_MAVEN_3_0); // 3.1 currently enables just <reporting> warning, see issue 223562 for details on why it's bad to show.
    req.setLocalRepository(embedder.getLocalRepository());
    List<ArtifactRepository> remoteRepos = RepositoryPreferences.getInstance().remoteRepositories(embedder);
    req.setRemoteRepositories(remoteRepos);
    req.setRepositorySession(((DefaultMaven) embedder.lookupComponent(Maven.class)).newRepositorySession(meReq));
    List<ModelProblem> problems;
    try {
        problems = embedder.lookupComponent(ProjectBuilder.class).build(pom, req).getProblems();
    } catch (ProjectBuildingException x) {
        problems = new ArrayList<ModelProblem>();
        List<ProjectBuildingResult> results = x.getResults();
        if (results != null) { //one code point throwing ProjectBuildingException contains results,
            for (ProjectBuildingResult result : results) {
                problems.addAll(result.getProblems());
            }
        } else {
            // another code point throwing ProjectBuildingException doesn't contain results..
            Throwable cause = x.getCause();
            if (cause instanceof ModelBuildingException) {
                problems.addAll(((ModelBuildingException) cause).getProblems());
            }
        }
    }
    List<ModelProblem> toRet = new LinkedList<ModelProblem>();
    for (ModelProblem problem : problems) {
        if(ModelUtils.checkByCLIMavenValidationLevel(problem)) {
            toRet.add(problem);
        }
    }
    return toRet;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
public Model loadPomFromFile(File pomFile, String... profiles)
{
   RepositorySystem system = mavenContainer.getRepositorySystem();
   Settings settings = mavenContainer.getSettings();
   DefaultRepositorySystemSession session = mavenContainer.setupRepoSession(system, settings);
   final DefaultModelBuildingRequest request = new DefaultModelBuildingRequest()
            .setSystemProperties(System.getProperties())
            .setPomFile(pomFile)
            .setActiveProfileIds(settings.getActiveProfiles());
   ModelBuilder builder = new DefaultModelBuilderFactory().newInstance();
   ModelBuildingResult result;
   try
   {
      request.setModelResolver(new MavenModelResolver(system, session,
               MavenRepositories.getRemoteRepositories(mavenContainer, settings)));
      result = builder.build(request);
   }
   // wrap exception message
   catch (ModelBuildingException e)
   {
      String pomPath = request.getPomFile().getAbsolutePath();
      StringBuilder sb = new StringBuilder("Found ").append(e.getProblems().size())
               .append(" problems while building POM model from ").append(pomPath).append("\n");

      int counter = 1;
      for (ModelProblem problem : e.getProblems())
      {
         sb.append(counter++).append("/ ").append(problem).append("\n");
      }

      throw new RuntimeException(sb.toString());
   }
   return result.getEffectiveModel();
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
public void add( ModelProblemCollectorRequest req )
{
    if ( !ModelProblem.Severity.WARNING.equals( req.getSeverity() ) )
    {
        result.addMessage( req.getMessage() );
    }
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
public List getActiveProfiles()
    throws ProfileActivationException
{
    DefaultProfileActivationContext context = new DefaultProfileActivationContext();
    context.setActiveProfileIds( activatedIds );
    context.setInactiveProfileIds( deactivatedIds );
    context.setSystemProperties( System.getProperties() );
    context.setUserProperties( requestProperties );

    final List<ProfileActivationException> errors = new ArrayList<ProfileActivationException>();

    List<Profile> profiles =
        profileSelector.getActiveProfiles( profilesById.values(), context, new ModelProblemCollector()
        {

            public void add( ModelProblemCollectorRequest req )
            {
                if ( !ModelProblem.Severity.WARNING.equals( req.getSeverity() ) )
                {
                    errors.add( new ProfileActivationException( req.getMessage(), req.getException() ) );
                }
            }
        } );

    if ( !errors.isEmpty() )
    {
        throw errors.get( 0 );
    }

    return profiles;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
protected MavenProject getProjectWithDependencies( File pom )
    throws Exception
{
    ProjectBuildingRequest configuration = new DefaultProjectBuildingRequest();
    configuration.setLocalRepository( getLocalRepository() );
    configuration.setRemoteRepositories( Arrays.asList( new ArtifactRepository[] {} ) );
    configuration.setProcessPlugins( false );
    configuration.setResolveDependencies( true );
    initRepoSession( configuration );

    try
    {
        return projectBuilder.build( pom, configuration ).getProject();
    }
    catch ( Exception e )
    {
        Throwable cause = e.getCause();
        if ( cause instanceof ModelBuildingException )
        {
            String message = "In: " + pom + "\n\n";
            for ( ModelProblem problem : ( (ModelBuildingException) cause ).getProblems() )
            {
                message += problem + "\n";
            }
            System.out.println( message );
            fail( message );
        }

        throw e;
    }
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
/**
 * Creates a new result with the specified contents.
 * 
 * @param project The project that was built, may be {@code null}.
 * @param problems The problems that were encouterned, may be {@code null}.
 * @param dependencyResolutionResult The result of the resolution for the project dependencies, may be {@code null}.
 */
public DefaultProjectBuildingResult( MavenProject project, List<ModelProblem> problems,
                                     DependencyResolutionResult dependencyResolutionResult )
{
    this.projectId =
        ( project != null ) ? project.getGroupId() + ':' + project.getArtifactId() + ':' + project.getVersion()
                        : "";
    this.pomFile = ( project != null ) ? project.getFile() : null;
    this.project = project;
    this.problems = problems;
    this.dependencyResolutionResult = dependencyResolutionResult;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
public List<ModelProblem> getProblems()
{
    if ( problems == null )
    {
        problems = new ArrayList<ModelProblem>();
    }

    return problems;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
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( "" );
    }
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
protected MavenProject getProjectWithDependencies( File pom )
    throws Exception
{
    ProjectBuildingRequest configuration = newBuildingRequest();
    configuration.setRemoteRepositories( Arrays.asList( new ArtifactRepository[] {} ) );
    configuration.setProcessPlugins( false );
    configuration.setResolveDependencies( true );

    try
    {
        return projectBuilder.build( pom, configuration ).getProject();
    }
    catch ( Exception e )
    {
        Throwable cause = e.getCause();
        if ( cause instanceof ModelBuildingException )
        {
            String message = "In: " + pom + "\n\n";
            for ( ModelProblem problem : ( (ModelBuildingException) cause ).getProblems() )
            {
                message += problem + "\n";
            }
            System.out.println( message );
        }

        throw e;
    }
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
public Model loadPomFromFile(File pomFile, String... profiles)
{
   RepositorySystem system = mavenContainer.getRepositorySystem();
   Settings settings = mavenContainer.getSettings();
   DefaultRepositorySystemSession session = mavenContainer.setupRepoSession(system, settings);
   final DefaultModelBuildingRequest request = new DefaultModelBuildingRequest()
            .setSystemProperties(System.getProperties())
            .setPomFile(pomFile)
            .setActiveProfileIds(settings.getActiveProfiles());
   ModelBuilder builder = new DefaultModelBuilderFactory().newInstance();
   ModelBuildingResult result;
   try
   {
      request.setModelResolver(new MavenModelResolver(system, session, mavenContainer
               .getEnabledRepositoriesFromProfile(settings)));
      result = builder.build(request);
   }
   // wrap exception message
   catch (ModelBuildingException e)
   {
      String pomPath = request.getPomFile().getAbsolutePath();
      StringBuilder sb = new StringBuilder("Found ").append(e.getProblems().size())
               .append(" problems while building POM model from ").append(pomPath).append("\n");

      int counter = 1;
      for (ModelProblem problem : e.getProblems())
      {
         sb.append(counter++).append("/ ").append(problem).append("\n");
      }

      throw new RuntimeException(sb.toString());
   }
   return result.getEffectiveModel();
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
@NbBundle.Messages({
    "TXT_Artifact_Resolution_problem=Artifact Resolution problem",
    "TXT_Artifact_Not_Found=Artifact Not Found",
    "TXT_Cannot_Load_Project=Unable to properly load project",
    "TXT_Cannot_read_model=Error reading project model",
    "TXT_NoMsg=Exception thrown while loading maven project at {0}. See messages.log for more information."
})
private Collection<ProjectProblem> reportExceptions(MavenExecutionResult res) {
    List<ProjectProblem> toRet = new ArrayList<ProjectProblem>();
    for (Throwable e : res.getExceptions()) {
        LOG.log(Level.FINE, "Error on loading project " + project.getProjectDirectory(), e);
        if (e instanceof ArtifactResolutionException) { // XXX when does this occur?
            toRet.add(ProjectProblem.createError(TXT_Artifact_Resolution_problem(), getDescriptionText(e)));
            problemReporter.addMissingArtifact(((ArtifactResolutionException) e).getArtifact());
            
        } else if (e instanceof ArtifactNotFoundException) { // XXX when does this occur?
            toRet.add(ProjectProblem.createError(TXT_Artifact_Not_Found(), getDescriptionText(e)));
            problemReporter.addMissingArtifact(((ArtifactNotFoundException) e).getArtifact());
        } else if (e instanceof ProjectBuildingException) {
            toRet.add(ProjectProblem.createError(TXT_Cannot_Load_Project(), getDescriptionText(e), new SanityBuildAction(project)));
            if (e.getCause() instanceof ModelBuildingException) {
                ModelBuildingException mbe = (ModelBuildingException) e.getCause();
                for (ModelProblem mp : mbe.getProblems()) {
                    LOG.log(Level.FINE, mp.toString(), mp.getException());
                    if (mp.getException() instanceof UnresolvableModelException) {
                        // Probably obsoleted by ProblemReporterImpl.checkParent, but just in case:
                        UnresolvableModelException ume = (UnresolvableModelException) mp.getException();
                        problemReporter.addMissingArtifact(EmbedderFactory.getProjectEmbedder().createProjectArtifact(ume.getGroupId(), ume.getArtifactId(), ume.getVersion()));
                    } else if (mp.getException() instanceof PluginResolutionException) {
                        Plugin plugin = ((PluginResolutionException) mp.getException()).getPlugin();
                        // XXX this is not actually accurate; should rather pick out the ArtifactResolutionException & ArtifactNotFoundException inside
                        problemReporter.addMissingArtifact(EmbedderFactory.getProjectEmbedder().createArtifact(plugin.getGroupId(), plugin.getArtifactId(), plugin.getVersion(), "jar"));
                    } else if (mp.getException() instanceof PluginManagerException) {
                        PluginManagerException ex = (PluginManagerException) mp.getException();                            
                        problemReporter.addMissingArtifact(EmbedderFactory.getProjectEmbedder().createArtifact(ex.getPluginGroupId(), ex.getPluginArtifactId(), ex.getPluginVersion(), "jar"));
                    }
                }
            }
        } else {
            String msg = e.getMessage();
            if(msg != null) {
                LOG.log(Level.INFO, "Exception thrown while loading maven project at " + project.getProjectDirectory(), e); //NOI18N
                toRet.add(ProjectProblem.createError(TXT_Cannot_read_model(), msg));
            } else {
                String path = project.getProjectDirectory().getPath();
                toRet.add(ProjectProblem.createError(TXT_Cannot_read_model(), TXT_NoMsg(path)));
                LOG.log(Level.WARNING, "Exception thrown while loading maven project at " + path, e); //NOI18N
            }
        }
    }
    return toRet;
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
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( "" );
    }
}
 

import org.apache.maven.model.building.ModelProblem; //导入依赖的package包/类
/**
 * Gets the problems that were encountered during the project building.
 * 
 * @return The problems that were encountered during the project building, can be empty but never {@code null}.
 */
List<ModelProblem> getProblems();