private static void processAutoDeploy()

in main/src/main/java/org/apache/felix/main/AutoProcessor.java [103:255]
119 lines of code
33 McCabe index (conditional complexity)

    private static void processAutoDeploy(Map configMap, BundleContext context)
    {
        // Determine if auto deploy actions to perform.
        String action = (String) configMap.get(AUTO_DEPLOY_ACTION_PROPERTY);
        action = (action == null) ? "" : action;
        List actionList = new ArrayList();
        StringTokenizer st = new StringTokenizer(action, ",");
        while (st.hasMoreTokens())
        {
            String s = st.nextToken().trim().toLowerCase();
            if (s.equals(AUTO_DEPLOY_INSTALL_VALUE)
                || s.equals(AUTO_DEPLOY_START_VALUE)
                || s.equals(AUTO_DEPLOY_UPDATE_VALUE)
                || s.equals(AUTO_DEPLOY_UNINSTALL_VALUE))
            {
                actionList.add(s);
            }
        }

        // Perform auto-deploy actions.
        if (actionList.size() > 0)
        {
            // Retrieve the Start Level service, since it will be needed
            // to set the start level of the installed bundles.
            StartLevel sl = (StartLevel) context.getService(
                context.getServiceReference(org.osgi.service.startlevel.StartLevel.class.getName()));

            // Get start level for auto-deploy bundles.
            int startLevel = sl.getInitialBundleStartLevel();
            if (configMap.get(AUTO_DEPLOY_STARTLEVEL_PROPERTY) != null)
            {
                try
                {
                    startLevel = Integer.parseInt(
                        configMap.get(AUTO_DEPLOY_STARTLEVEL_PROPERTY).toString());
                }
                catch (NumberFormatException ex)
                {
                    // Ignore and keep default level.
                }
            }

            // Get list of already installed bundles as a map.
            Map installedBundleMap = new HashMap();
            Bundle[] bundles = context.getBundles();
            for (int i = 0; i < bundles.length; i++)
            {
                installedBundleMap.put(bundles[i].getLocation(), bundles[i]);
            }

            // Get the auto deploy directory.
            String autoDir = (String) configMap.get(AUTO_DEPLOY_DIR_PROPERTY);
            autoDir = (autoDir == null) ? AUTO_DEPLOY_DIR_VALUE : autoDir;
            // Look in the specified bundle directory to create a list
            // of all JAR files to install.
            File[] files = new File(autoDir).listFiles();
            List jarList = new ArrayList();
            if (files != null)
            {
                Arrays.sort(files);
                for (int i = 0; i < files.length; i++)
                {
                    if (files[i].getName().endsWith(".jar"))
                    {
                        jarList.add(files[i]);
                    }
                }
            }

            // Install bundle JAR files and remember the bundle objects.
            final List startBundleList = new ArrayList();
            for (int i = 0; i < jarList.size(); i++)
            {
                // Look up the bundle by location, removing it from
                // the map of installed bundles so the remaining bundles
                // indicate which bundles may need to be uninstalled.
                Bundle b = (Bundle) installedBundleMap.remove(
                    ((File) jarList.get(i)).toURI().toString());

                try
                {
                    // If the bundle is not already installed, then install it
                    // if the 'install' action is present.
                    if ((b == null) && actionList.contains(AUTO_DEPLOY_INSTALL_VALUE))
                    {
                        b = context.installBundle(
                            ((File) jarList.get(i)).toURI().toString());
                    }
                    // If the bundle is already installed, then update it
                    // if the 'update' action is present.
                    else if ((b != null) && actionList.contains(AUTO_DEPLOY_UPDATE_VALUE))
                    {
                        b.update();
                    }

                    // If we have found and/or successfully installed a bundle,
                    // then add it to the list of bundles to potentially start
                    // and also set its start level accordingly.
                    if ((b != null) && !isFragment(b))
                    {
                        startBundleList.add(b);
                        sl.setBundleStartLevel(b, startLevel);
                    }
                }
                catch (BundleException ex)
                {
                    System.err.println("Auto-deploy install: "
                        + ex + ((ex.getCause() != null) ? " - " + ex.getCause() : ""));
                }
            }

            // Uninstall all bundles not in the auto-deploy directory if
            // the 'uninstall' action is present.
            if (actionList.contains(AUTO_DEPLOY_UNINSTALL_VALUE))
            {
                for (Iterator it = installedBundleMap.entrySet().iterator(); it.hasNext(); )
                {
                    Map.Entry entry = (Map.Entry) it.next();
                    Bundle b = (Bundle) entry.getValue();
                    if (b.getBundleId() != 0)
                    {
                        try
                        {
                            b.uninstall();
                        }
                        catch (BundleException ex)
                        {
                        System.err.println("Auto-deploy uninstall: "
                            + ex + ((ex.getCause() != null) ? " - " + ex.getCause() : ""));
                        }
                    }
                }
            }

            // Start all installed and/or updated bundles if the 'start'
            // action is present.
            if (actionList.contains(AUTO_DEPLOY_START_VALUE))
            {
                for (int i = 0; i < startBundleList.size(); i++)
                {
                    try
                    {
                        ((Bundle) startBundleList.get(i)).start();
                    }
                    catch (BundleException ex)
                    {
                        System.err.println("Auto-deploy start: "
                            + ex + ((ex.getCause() != null) ? " - " + ex.getCause() : ""));
                    }
                }
            }
        }
    }