private void executeTaskSegments()

in maven-core/src/main/java/org/apache/maven/lifecycle/DefaultLifecycleExecutor.java [245:378]
92 lines of code
8 McCabe index (conditional complexity)

    private void executeTaskSegments( final List taskSegments, final ReactorManager rm, final MavenSession session,
                                      final MavenProject rootProject, final EventDispatcher dispatcher )
        throws LifecycleExecutionException, BuildFailureException
    {
        for ( Iterator it = taskSegments.iterator(); it.hasNext(); )
        {
            TaskSegment segment = (TaskSegment) it.next();

            if ( segment.aggregate() )
            {
                if ( !rm.isBlackListed( rootProject ) )
                {
                    line();

                    getLogger().info( "Building " + rootProject.getName() );

                    getLogger().info( "  " + segment );

                    line();

                    // !! This is ripe for refactoring to an aspect.
                    // Event monitoring.
                    String event = MavenEvents.PROJECT_EXECUTION;

                    long buildStartTime = System.currentTimeMillis();

                    String target = rootProject.getId() + " ( " + segment + " )";

                    dispatcher.dispatchStart( event, target );

                    try
                    {
                        session.setCurrentProject( rootProject );

                        // only call once, with the top-level project (assumed to be provided as a parameter)...
                        for ( Iterator goalIterator = segment.getTasks().iterator(); goalIterator.hasNext(); )
                        {
                            String task = (String) goalIterator.next();

                            executeGoalAndHandleFailures( task, session, rootProject, dispatcher, event, rm, buildStartTime,
                                                          target );
                        }

                        rm.registerBuildSuccess( rootProject, System.currentTimeMillis() - buildStartTime );

                    }
                    finally
                    {
                        session.setCurrentProject( null );
                    }

                    dispatcher.dispatchEnd( event, target );
                }
                else
                {
                    line();

                    getLogger().info( "SKIPPING " + rootProject.getName() );

                    getLogger().info( "  " + segment );

                    getLogger().info(
                        "This project has been banned from further executions due to previous failures." );

                    line();
                }
            }
            else
            {
                List sortedProjects = session.getSortedProjects();

                // iterate over projects, and execute on each...
                for ( Iterator projectIterator = sortedProjects.iterator(); projectIterator.hasNext(); )
                {
                    MavenProject currentProject = (MavenProject) projectIterator.next();

                    if ( !rm.isBlackListed( currentProject ) )
                    {
                        line();

                        getLogger().info( "Building " + currentProject.getName() );

                        getLogger().info( "  " + segment );

                        line();

                        // !! This is ripe for refactoring to an aspect.
                        // Event monitoring.
                        String event = MavenEvents.PROJECT_EXECUTION;

                        long buildStartTime = System.currentTimeMillis();

                        String target = currentProject.getId() + " ( " + segment + " )";
                        dispatcher.dispatchStart( event, target );

                        try
                        {
                            session.setCurrentProject( currentProject );

                            for ( Iterator goalIterator = segment.getTasks().iterator(); goalIterator.hasNext(); )
                            {
                                String task = (String) goalIterator.next();

                                executeGoalAndHandleFailures( task, session, currentProject, dispatcher, event, rm,
                                                              buildStartTime, target );
                            }

                        }
                        finally
                        {
                            session.setCurrentProject( null );
                        }

                        rm.registerBuildSuccess( currentProject, System.currentTimeMillis() - buildStartTime );

                        dispatcher.dispatchEnd( event, target );
                    }
                    else
                    {
                        line();

                        getLogger().info( "SKIPPING " + currentProject.getName() );

                        getLogger().info( "  " + segment );

                        getLogger().info(
                            "This project has been banned from further executions due to previous failures." );

                        line();
                    }
                }
            }
        }
    }