Examples with ScannerService org.apache.webbeans.spi.ScannerService used on opensource projects

Example 1 with ScannerService

use of org.apache.webbeans.spi.ScannerService in project meecrowave by apache.

the class OWBJarScanner method scan.

@Override
public void scan(final JarScanType jarScanType, final ServletContext servletContext, final JarScannerCallback callback) {
    switch(jarScanType) {
        case PLUGGABILITY:
            final WebBeansContext owb = WebBeansContext.getInstance();
            final ScannerService scannerService = owb.getScannerService();
            if (!WebScannerService.class.isInstance(scannerService)) {
                return;
            }
            final OwbAnnotationFinder finder = WebScannerService.class.cast(scannerService).getFinder();
            if (finder == null) {
                return;
            }
            CdiArchive.class.cast(finder.getArchive()).classesByUrl().keySet().stream().filter(// not a fake in memory url
            u -> !"jar:file://!/".equals(u)).forEach(u -> {
                try {
                    final URL url = new URL(u);
                    final File asFile = Files.toFile(url);
                    if (!asFile.exists()) {
                        return;
                    }
                    if (filter != null && !filter.check(jarScanType, asFile.getName())) {
                        return;
                    }
                    if (asFile.getName().endsWith(Constants.JAR_EXT)) {
                        try (final Jar jar = JarFactory.newInstance(asFile.toURI().toURL())) {
                            callback.scan(jar, u, true);
                        }
                    } else if (asFile.isDirectory()) {
                        callback.scan(asFile, asFile.getAbsolutePath(), true);
                    }
                } catch (final MalformedURLException e) {
                // skip
                } catch (final IOException ioe) {
                    throw new IllegalArgumentException(ioe);
                }
            });
            return;
        case TLD:
        default:
    }
}

Example 2 with ScannerService

use of org.apache.webbeans.spi.ScannerService in project meecrowave by apache.

the class MeecrowaveContextConfig method webConfig.

@Override
protected void webConfig() {
    if (context.getServletContext().getAttribute("meecrowave.configuration") == null) {
        // redeploy
        context.getServletContext().setAttribute("meecrowave.configuration", Meecrowave.Builder.class.isInstance(configuration) ? configuration : new Meecrowave.Builder(configuration));
        context.addServletContainerInitializer(intializer, emptySet());
    }
    if (!configuration.isTomcatScanning()) {
        super.webConfig();
        return;
    }
    // eagerly start CDI to scan only once and not twice (tomcat+CDI)
    // should already be started at that point
    final ClassLoader loader = context.getLoader().getClassLoader();
    final Thread thread = Thread.currentThread();
    final ClassLoader old = thread.getContextClassLoader();
    thread.setContextClassLoader(loader);
    try {
        final ScannerService service = WebBeansContext.getInstance().getScannerService();
        if (OWBTomcatWebScannerService.class.isInstance(service)) {
            final OWBTomcatWebScannerService scannerService = OWBTomcatWebScannerService.class.cast(service);
            scannerService.setFilter(ofNullable(context.getJarScanner()).map(JarScanner::getJarScanFilter).orElse(null), context.getServletContext());
            scannerService.setDocBase(context.getDocBase());
            scannerService.setShared(configuration.getSharedLibraries());
            if (configuration.getWatcherBouncing() > 0) {
                // note that caching should be disabled with this config in most of the times
                watcher = new ReloadOnChangeController(context, configuration.getWatcherBouncing(), redeployCallback);
                scannerService.setFileVisitor(f -> watcher.register(f));
            }
            scannerService.scan();
            finder = scannerService.getFinder();
            finder.link();
            final CdiArchive archive = CdiArchive.class.cast(finder.getArchive());
            Stream.of(WebServlet.class, WebFilter.class, WebListener.class).forEach(marker -> finder.findAnnotatedClasses(marker).stream().filter(c -> !Modifier.isAbstract(c.getModifiers()) && Modifier.isPublic(c.getModifiers())).forEach(webComponent -> webClasses.computeIfAbsent(archive.classesByUrl().entrySet().stream().filter(e -> e.getValue().getClassNames().contains(webComponent.getName())).findFirst().get().getKey(), k -> new HashSet<>()).add(webComponent)));
        }
        super.webConfig();
    } finally {
        thread.setContextClassLoader(old);
        webClasses.clear();
        finder = null;
    }
}