public Map<Class<? extends Annotation>, Set<Class<?>>> call() throws Exception {
Timer t = Timer.getInstance();
if (t != null) {
t.startTiming();
}
// We are executing on a different thread.
facesContext.callSetCurrentInstance();
Set<URI> scanUris = null;
com.sun.faces.spi.AnnotationScanner annotationScanner = metadataGetter.getAnnotationScanner();
// This is where we discover what kind of InjectionProvider
// we have.
if (provider instanceof DelegatingAnnotationProvider && null != annotationScanner) {
// This InjectionProvider is capable of annotation scanning *and*
// injection.
((DelegatingAnnotationProvider) provider)
.setAnnotationScanner(annotationScanner, metadataGetter.getJarNames());
scanUris = Collections.emptySet();
} else {
// This InjectionProvider is capable of annotation scanning only
scanUris = metadataGetter.getAnnotationScanURIs();
}
// AnnotationScanner scanner = new AnnotationScanner(sc);
Map<Class<? extends Annotation>, Set<Class<?>>> annotatedClasses =
provider.getAnnotatedClasses(scanUris);
if (t != null) {
t.stopTiming();
t.logResult("Configuration annotation scan complete.");
}
return annotatedClasses;
}
/**
* This method bootstraps JSF based on the parsed configuration resources.
*
* @param sc the <code>ServletContext</code> for the application that requires initialization
*/
public void initialize(ServletContext sc) {
if (!hasBeenInitialized(sc)) {
initializedContexts.add(sc);
ExecutorService executor = null;
try {
WebConfiguration webConfig = WebConfiguration.getInstance(sc);
boolean validating = webConfig.isOptionEnabled(ValidateFacesConfigFiles);
if (useThreads(sc)) {
executor = createExecutorService();
}
DocumentInfo[] facesDocuments =
getConfigDocuments(sc, getFacesConfigResourceProviders(), executor, validating);
FacesConfigInfo webInfFacesConfigInfo =
new FacesConfigInfo(facesDocuments[facesDocuments.length - 1]);
facesDocuments = sortDocuments(facesDocuments, webInfFacesConfigInfo);
InitFacesContext context = (InitFacesContext) FacesContext.getCurrentInstance();
InjectionProvider containerConnector =
InjectionProviderFactory.createInstance(context.getExternalContext());
context.getAttributes().put(INJECTION_PROVIDER_KEY, containerConnector);
boolean isFaceletsDisabled = isFaceletsDisabled(webConfig, webInfFacesConfigInfo);
if (!webInfFacesConfigInfo.isWebInfFacesConfig()
|| !webInfFacesConfigInfo.isMetadataComplete()) {
// execute the Task responsible for finding annotation classes
ProvideMetadataToAnnotationScanTask taskMetadata =
new ProvideMetadataToAnnotationScanTask(facesDocuments, containerConnector);
Future<Map<Class<? extends Annotation>, Set<Class<?>>>> annotationScan;
if (executor != null) {
annotationScan = executor.submit(new AnnotationScanTask(sc, context, taskMetadata));
pushTaskToContext(sc, annotationScan);
} else {
annotationScan =
new FutureTask<Map<Class<? extends Annotation>, Set<Class<?>>>>(
new AnnotationScanTask(sc, context, taskMetadata));
((FutureTask) annotationScan).run();
}
pushTaskToContext(sc, annotationScan);
}
// see if the app is running in a HA enabled env
if (containerConnector instanceof HighAvailabilityEnabler) {
((HighAvailabilityEnabler) containerConnector).enableHighAvailability(sc);
}
// process the ordered documents
FACES_CONFIG_PROCESSOR_CHAIN.process(sc, facesDocuments);
if (!isFaceletsDisabled) {
FACELET_TAGLIB_CONFIG_PROCESSOR_CHAIN.process(
sc,
getConfigDocuments(sc, getFaceletConfigResourceProviders(), executor, validating));
}
publishPostConfigEvent();
} catch (Exception e) {
// clear out any configured factories
releaseFactories();
Throwable t = e;
if (!(e instanceof ConfigurationException)) {
t = new ConfigurationException("CONFIGURATION FAILED! " + t.getMessage(), t);
}
throw (ConfigurationException) t;
} finally {
if (executor != null) {
executor.shutdown();
}
sc.removeAttribute(ANNOTATIONS_SCAN_TASK_KEY);
}
}
}