Package org.codehaus.plexus

Examples of org.codehaus.plexus.PlexusContainer


     * instantiation/composition problem.
     */
    public void contextualize( final Context context )
        throws ContextException
    {
        final PlexusContainer container = (PlexusContainer) context.get( PlexusConstants.PLEXUS_KEY );

        try
        {
            archiverManager = (ArchiverManager) container.lookup( ArchiverManager.ROLE );
        }
        catch ( final ComponentLookupException e )
        {
            throw new ContextException( "Error retrieving ArchiverManager instance: " + e.getMessage(), e );
        }
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        final String role = ProjectDependencyAnalyzer.ROLE;
        final String roleHint = analyzer;

        try
        {
            final PlexusContainer container = (PlexusContainer) context.get( PlexusConstants.PLEXUS_KEY );

            return (ProjectDependencyAnalyzer) container.lookup( role, roleHint );
        }
        catch ( Exception exception )
        {
            throw new MojoExecutionException(
                "Failed to instantiate ProjectDependencyAnalyser with role " + role + " / role-hint " + roleHint,
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            pluginArtifact = project.replaceWithActiveArtifact( pluginArtifact );

            artifactResolver.resolve( pluginArtifact, project.getPluginArtifactRepositories(), localRepository );

            PlexusContainer pluginContainer = container.getChildContainer( plugin.getKey() );

            File pluginFile = pluginArtifact.getFile();

            if ( !pluginCollector.isPluginInstalled( plugin ) || ( pluginContainer == null ) )
            {
                addPlugin( plugin, pluginArtifact, project, localRepository );
            }
            else if ( pluginFile.lastModified() > pluginContainer.getCreationDate().getTime() )
            {
                getLogger().info(
                    "Reloading plugin container for: " + plugin.getKey() + ". The plugin artifact has changed." );

                pluginContainer.dispose();

                pluginCollector.flushPluginDescriptor( plugin );

                addPlugin( plugin, pluginArtifact, project, localRepository );
            }
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                              Artifact pluginArtifact,
                              MavenProject project,
                              ArtifactRepository localRepository )
        throws PluginManagerException, InvalidPluginException
    {
        PlexusContainer child;

        try
        {
            child = container.createChildContainer( plugin.getKey(),
                                                    Collections.singletonList( pluginArtifact.getFile() ),
                                                    Collections.EMPTY_MAP,
                                                    Collections.singletonList( pluginCollector ) );
            try
            {
                child.getContainerRealm().importFrom( "plexus.core", "org.codehaus.plexus.util.xml.Xpp3Dom" );
                child.getContainerRealm().importFrom( "plexus.core", "org.codehaus.plexus.util.xml.pull.XmlPullParser" );
                child.getContainerRealm().importFrom( "plexus.core", "org.codehaus.plexus.util.xml.pull.XmlPullParserException" );
                child.getContainerRealm().importFrom( "plexus.core", "org.codehaus.plexus.util.xml.pull.XmlSerializer" );

                // MNG-2878
                child.getContainerRealm().importFrom( "plexus.core", "/default-report.xml" );
            }
            catch ( NoSuchRealmException e )
            {
                // won't happen
            }
        }
        catch ( PlexusContainerException e )
        {
            throw new PluginManagerException(
                "Failed to create plugin container for plugin '" + plugin + "': " + e.getMessage(), e );
        }

        // this plugin's descriptor should have been discovered in the child creation, so we should be able to
        // circle around and set the artifacts and class realm
        PluginDescriptor addedPlugin = pluginCollector.getPluginDescriptor( plugin );

        if ( addedPlugin == null )
        {
            throw new IllegalStateException( "The plugin descriptor for the plugin " + plugin + " was not found."
                + " Please verify that the plugin JAR " + pluginArtifact.getFile() + " is intact." );
        }

        addedPlugin.setClassRealm( child.getContainerRealm() );

        // we're only setting the plugin's artifact itself as the artifact list, to allow it to be retrieved
        // later when the plugin is first invoked. Retrieving this artifact will in turn allow us to
        // transitively resolve its dependencies, and add them to the plugin container...
        addedPlugin.setArtifacts( Collections.singletonList( pluginArtifact ) );
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            Thread.currentThread().setContextClassLoader( oldClassLoader );

            try
            {
                PlexusContainer pluginContainer = getPluginContainer( mojoDescriptor.getPluginDescriptor() );

                pluginContainer.release( plugin );
            }
            catch ( ComponentLifecycleException e )
            {
                if ( getLogger().isErrorEnabled() )
                {
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    private PlexusContainer getPluginContainer( PluginDescriptor pluginDescriptor )
        throws PluginManagerException
    {
        String pluginKey = pluginDescriptor.getPluginLookupKey();

        PlexusContainer pluginContainer = container.getChildContainer( pluginKey );

        if ( pluginContainer == null )
        {
            throw new PluginManagerException( "Cannot find Plexus container for plugin: " + pluginKey );
        }
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    {
        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        PluginDescriptor pluginDescriptor = mojoDescriptor.getPluginDescriptor();

        PlexusContainer pluginContainer = getPluginContainer( pluginDescriptor );

        // if this is the first time this plugin has been used, the plugin's container will only
        // contain the plugin's artifact in isolation; we need to finish resolving the plugin's
        // dependencies, and add them to the container.
        ensurePluginContainerIsComplete( pluginDescriptor, pluginContainer, project, session );

        Mojo plugin;
        try
        {
            plugin = (Mojo) pluginContainer.lookup( Mojo.ROLE, mojoDescriptor.getRoleHint() );
            if ( report && !( plugin instanceof MavenReport ) )
            {
                // TODO: the mojoDescriptor should actually capture this information so we don't get this far
                return null;
            }
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                                      String roleHint )
        throws PluginManagerException, ComponentLookupException
    {
        PluginDescriptor pluginDescriptor = pluginCollector.getPluginDescriptor( plugin );

        PlexusContainer pluginContainer = getPluginContainer( pluginDescriptor );

        return pluginContainer.lookup( role, roleHint );
    }
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    }

    public Wagon getWagon( String protocol )
        throws UnsupportedProtocolException
    {
        PlexusContainer container = getWagonContainer( protocol );

        Wagon wagon;
        try
        {
            wagon = (Wagon) container.lookup( Wagon.ROLE, protocol );
        }
        catch ( ComponentLookupException e1 )
        {
            throw new UnsupportedProtocolException(
                "Cannot find wagon which supports the requested protocol: " + protocol, e1 );
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        return wagon;
    }

    private PlexusContainer getWagonContainer( String protocol )
    {
        PlexusContainer container = this.container;

        if ( availableWagons.containsKey( protocol ) )
        {
            container = (PlexusContainer) availableWagons.get( protocol );
        }
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