Example usage for org.apache.maven.plugin MavenPluginManager getPluginDescriptor

Introduction

In this page you can find the example usage for org.apache.maven.plugin MavenPluginManager getPluginDescriptor.

Prototype

PluginDescriptor getPluginDescriptor(Plugin plugin, List<RemoteRepository> repositories,
        RepositorySystemSession session)
        throws PluginResolutionException, PluginDescriptorParsingException, InvalidPluginDescriptorException;

Source Link

Document

Retrieves the descriptor for the specified plugin from its main artifact.

Usage

From source file:org.jvnet.hudson.plugins.mavendepsupdate.MavenUpdateChecker.java

License:Apache License

public MavenUpdateCheckerResult call() throws IOException {
    ClassLoader originalClassLoader = Thread.currentThread().getContextClassLoader();

    try {/*www .j av  a  2  s  .  co m*/

        PluginFirstClassLoader pluginFirstClassLoader = getPluginFirstClassLoader();
        Thread.currentThread().setContextClassLoader(pluginFirstClassLoader);
        String classLoaderName = getClass().getClassLoader().toString();

        mavenUpdateCheckerResult.addDebugLine(classLoaderName);
        PlexusContainer plexusContainer = getPlexusContainer(pluginFirstClassLoader);

        Thread.currentThread().setContextClassLoader(plexusContainer.getContainerRealm());
        mavenUpdateCheckerResult.addDebugLine("ok for new DefaultPlexusContainer( conf ) ");
        mavenUpdateCheckerResult.addDebugLine("Thread.currentThread().getContextClassLoader() "
                + Thread.currentThread().getContextClassLoader());
        mavenUpdateCheckerResult.addDebugLine("Thread.currentThread().getContextClassLoader().parent "
                + (Thread.currentThread().getContextClassLoader().getParent() == null ? "null"
                        : Thread.currentThread().getContextClassLoader().getParent().toString()));
        mavenUpdateCheckerResult.addDebugLine(
                "classLoader  urls " + Arrays.asList(plexusContainer.getContainerRealm().getURLs()));
        ProjectBuilder projectBuilder = plexusContainer.lookup(ProjectBuilder.class);

        // FIXME load userProperties from the job
        Properties userProperties = this.userProperties == null ? new Properties() : this.userProperties;

        userProperties.put("java.home", jdkHome);

        ProjectBuildingRequest projectBuildingRequest = getProjectBuildingRequest(userProperties,
                plexusContainer);

        // check plugins too
        projectBuildingRequest.setProcessPlugins(true);
        // force snapshots update

        projectBuildingRequest.setResolveDependencies(true);

        List<ProjectBuildingResult> projectBuildingResults = projectBuilder
                .build(Arrays.asList(new File(rootPomPath)), true, projectBuildingRequest);

        ProjectDependenciesResolver projectDependenciesResolver = plexusContainer
                .lookup(ProjectDependenciesResolver.class);

        List<MavenProject> mavenProjects = new ArrayList<MavenProject>(projectBuildingResults.size());

        for (ProjectBuildingResult projectBuildingResult : projectBuildingResults) {
            mavenProjects.add(projectBuildingResult.getProject());
        }

        ProjectSorter projectSorter = new ProjectSorter(mavenProjects);

        // use the projects reactor model as a workspaceReader
        // if reactors are not available remotely dependencies resolve will failed
        // due to artifact not found

        final Map<String, MavenProject> projectMap = getProjectMap(mavenProjects);
        WorkspaceReader reactorRepository = new ReactorReader(projectMap);

        MavenRepositorySystemSession mavenRepositorySystemSession = (MavenRepositorySystemSession) projectBuildingRequest
                .getRepositorySession();

        mavenRepositorySystemSession.setUpdatePolicy(RepositoryPolicy.UPDATE_POLICY_ALWAYS);

        mavenRepositorySystemSession.setWorkspaceReader(reactorRepository);

        MavenPluginManager mavenPluginManager = plexusContainer.lookup(MavenPluginManager.class);

        for (MavenProject mavenProject : projectSorter.getSortedProjects()) {
            LOGGER.info("resolve dependencies for project " + mavenProject.getId());

            DefaultDependencyResolutionRequest dependencyResolutionRequest = new DefaultDependencyResolutionRequest(
                    mavenProject, mavenRepositorySystemSession);

            try {
                DependencyResolutionResult dependencyResolutionResult = projectDependenciesResolver
                        .resolve(dependencyResolutionRequest);
            } catch (DependencyResolutionException e) {
                mavenUpdateCheckerResult.addDebugLine(e.getMessage());
                StringWriter sw = new StringWriter();
                PrintWriter pw = new PrintWriter(sw);
                e.printStackTrace(pw);
                mavenUpdateCheckerResult.addDebugLine("skip:" + sw.toString());
            }
            if (checkPlugins) {
                for (Plugin plugin : mavenProject.getBuildPlugins()) {
                    // only for SNAPSHOT
                    if (StringUtils.endsWith(plugin.getVersion(), "SNAPSHOT")) {
                        mavenPluginManager.getPluginDescriptor(plugin,
                                mavenProject.getRemotePluginRepositories(), mavenRepositorySystemSession);
                    }
                }
            }

        }
        SnapshotTransfertListener snapshotTransfertListener = (SnapshotTransfertListener) projectBuildingRequest
                .getRepositorySession().getTransferListener();

        if (snapshotTransfertListener.isSnapshotDownloaded()) {
            mavenUpdateCheckerResult.addFilesUpdatedNames(snapshotTransfertListener.getSnapshots());
        }

    } catch (Exception e) {
        mavenUpdateCheckerResult.addDebugLine(e.getMessage());
        StringWriter sw = new StringWriter();
        PrintWriter pw = new PrintWriter(sw);
        e.printStackTrace(pw);
        mavenUpdateCheckerResult.addDebugLine("skip:" + sw.toString());
    } finally {
        Thread.currentThread().setContextClassLoader(originalClassLoader);
    }
    return mavenUpdateCheckerResult;
}

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