public void processFile()

in archiva-dependency-tree-consumer/src/main/java/org/apache/archiva/consumers/dependencytree/DependencyTreeGeneratorConsumer.java [183:258]
62 lines of code
5 McCabe index (conditional complexity)

    public void processFile( String path )
        throws ConsumerException
    {
        MavenProject project;
        try
        {
            project = projectBuilder.build( new File( repositoryLocation, path ), localArtifactRepository, null, false );

            // manually flush out the cache for memory concerns and more accurate building
            flushProjectCache( projectBuilder );
        }
        catch ( ProjectBuildingException e )
        {
            throw new ConsumerException( e.getMessage(), e );
        }

        DependencyNode rootNode;
        try
        {
            // TODO: do this for different values of new ScopeArtifactFilter( scope )
            ArtifactFilter artifactFilter = null;

            rootNode =
                dependencyTreeBuilder.buildDependencyTree( project, localArtifactRepository, artifactFactory,
                                                           artifactMetadataSource, artifactFilter, artifactCollector );
        }
        catch ( DependencyTreeBuilderException e )
        {
            throw new ConsumerException( e.getMessage(), e );
        }

        Document document = DocumentHelper.createDocument();
        DependencyNodeVisitor visitor = new XmlSerializingDependencyNodeVisitor( document );

        // TODO: remove the need for this when the serializer can calculate last nodes from visitor calls only
        visitor = new BuildingDependencyNodeVisitor( visitor );

        CollectingDependencyNodeVisitor collectingVisitor = new CollectingDependencyNodeVisitor();
        DependencyNodeVisitor firstPassVisitor =
            new FilteringDependencyNodeVisitor( collectingVisitor, StateDependencyNodeFilter.INCLUDED );
        rootNode.accept( firstPassVisitor );

        DependencyNodeFilter secondPassFilter = new AncestorOrSelfDependencyNodeFilter( collectingVisitor.getNodes() );
        visitor = new FilteringDependencyNodeVisitor( visitor, secondPassFilter );

        rootNode.accept( visitor );

        FileWriter writer = null;
        try
        {
            Artifact artifact =
                artifactFactory.createProjectArtifact( project.getGroupId(), project.getArtifactId(),
                                                       project.getVersion() );

            String p = layout.pathOf( artifact );
            if ( !p.equals( path ) )
            {
                throw new ConsumerException( "Bad path: " + p + "; should be: " + path );
            }

            File generatedFile = new File( generatedRepositoryLocation, p + ".xml" );
            generatedFile.getParentFile().mkdirs();
            writer = new FileWriter( generatedFile );
            OutputFormat format = OutputFormat.createPrettyPrint();
            XMLWriter w = new XMLWriter( writer, format );
            w.write( document );
        }
        catch ( IOException e )
        {
            throw new ConsumerException( e.getMessage(), e );
        }
        finally
        {
            IOUtils.closeQuietly( writer );
        }
    }