protected void initXmlApplicationContext(
AcServiceConfig serviceConfig, boolean autoScan, Resource... configResources) {
GenericXmlApplicationContext xmlContext = new GenericXmlApplicationContext();
appContext = xmlContext;
xmlContext.setParent(prepareParentContext(serviceConfig));
xmlContext.load(configResources);
if (autoScan) {
ClassPathBeanDefinitionScanner scanner = new ClassPathBeanDefinitionScanner(xmlContext);
// scan this package from provider hosting
scanner.scan(this.getClass().getPackage().getName());
}
postSetupApplicationContext(appContext, serviceConfig);
appContext.refresh();
}
public static List<Object> scan(ApplicationContext applicationContext, String... basePackages) {
GenericApplicationContext genericAppContext = new GenericApplicationContext();
ClassPathBeanDefinitionScanner scanner =
new ClassPathBeanDefinitionScanner(genericAppContext, false);
scanner.addIncludeFilter(new AnnotationTypeFilter(RestService.class));
scanner.scan(basePackages);
genericAppContext.setParent(applicationContext);
genericAppContext.refresh();
List<Object> restResources =
new ArrayList<>(genericAppContext.getBeansWithAnnotation(RestService.class).values());
return restResources;
}
/**
* Register a {@link BeanDefinition} for each class specified by {@link #getConfigLocations()}, or
* scan each specified package for annotated classes. Enables the default set of annotation
* configuration post processors, such that {@literal @Autowired}, {@literal @Required}, and
* associated annotations can be used.
*
* <p>Configuration class bean definitions are registered with generated bean definition names
* unless the {@literal value} attribute is provided to the stereotype annotation.
*
* @see #getConfigLocations()
* @see AnnotatedBeanDefinitionReader
* @see ClassPathBeanDefinitionScanner
*/
@Override
protected void loadBeanDefinitions(DefaultListableBeanFactory beanFactory) {
AnnotatedBeanDefinitionReader reader = new AnnotatedBeanDefinitionReader(beanFactory);
ClassPathBeanDefinitionScanner scanner = new ClassPathBeanDefinitionScanner(beanFactory);
BeanNameGenerator beanNameGenerator = getBeanNameGenerator();
ScopeMetadataResolver scopeMetadataResolver = getScopeMetadataResolver();
if (beanNameGenerator != null) {
reader.setBeanNameGenerator(beanNameGenerator);
scanner.setBeanNameGenerator(beanNameGenerator);
}
if (scopeMetadataResolver != null) {
reader.setScopeMetadataResolver(scopeMetadataResolver);
scanner.setScopeMetadataResolver(scopeMetadataResolver);
}
String[] configLocations = getConfigLocations();
if (configLocations != null) {
for (String configLocation : configLocations) {
try {
Class<?> clazz = getClassLoader().loadClass(configLocation);
if (logger.isInfoEnabled()) {
logger.info("Successfully resolved class for [" + configLocation + "]");
}
reader.register(clazz);
} catch (ClassNotFoundException ex) {
if (logger.isDebugEnabled()) {
logger.debug(
"Could not load class for config location ["
+ configLocation
+ "] - trying package scan. "
+ ex);
}
int count = scanner.scan(configLocation);
if (logger.isInfoEnabled()) {
if (count == 0) {
logger.info(
"No annotated classes found for specified class/package ["
+ configLocation
+ "]");
} else {
logger.info(
"Found " + count + " annotated classes in package [" + configLocation + "]");
}
}
}
}
}
}
private void parseGrailsApplication(
Element element,
ParserContext parserContext,
XmlReaderContext readerContext,
ClassLoader beanClassLoader,
String[] basePackages) {
BeanDefinitionRegistry simpleRegistry = new SimpleBeanDefinitionRegistry();
ClassPathBeanDefinitionScanner scanner = configureScanner(parserContext, simpleRegistry);
scanner.scan(basePackages);
BeanDefinitionRegistry targetRegistry = parserContext.getRegistry();
AbstractBeanDefinition grailsApplicationBean = new GenericBeanDefinition();
grailsApplicationBean.setBeanClass(DefaultGrailsApplication.class);
grailsApplicationBean.setInitMethodName("initialise");
ConstructorArgumentValues constructorArgs =
grailsApplicationBean.getConstructorArgumentValues();
Set<Class<?>> classes = new HashSet<Class<?>>();
for (String beanName : simpleRegistry.getBeanDefinitionNames()) {
BeanDefinition beanDef = simpleRegistry.getBeanDefinition(beanName);
try {
Class<?> entityClass = Class.forName(beanDef.getBeanClassName(), true, beanClassLoader);
classes.add(entityClass);
registerDomainBean(
entityClass, targetRegistry, element.getAttribute(MESSAGE_SOURCE_ATTRIBUTE));
} catch (ClassNotFoundException e) {
throw new BeanDefinitionParsingException(
new Problem(
"Unable to load class whilst configuring GORM: " + e.getMessage(),
new Location(readerContext.getResource()),
null,
e));
}
}
constructorArgs.addGenericArgumentValue(classes.toArray(new Class[classes.size()]));
constructorArgs.addGenericArgumentValue(beanClassLoader);
targetRegistry.registerBeanDefinition(GrailsApplication.APPLICATION_ID, grailsApplicationBean);
}
private ClassPathBeanDefinitionScanner configureScanner(
ParserContext parserContext, BeanDefinitionRegistry registry) {
XmlReaderContext readerContext = parserContext.getReaderContext();
// Delegate bean definition registration to scanner class.
ClassPathBeanDefinitionScanner scanner = new ClassPathBeanDefinitionScanner(registry, false);
scanner.setIncludeAnnotationConfig(false);
scanner.addIncludeFilter(new AnnotationTypeFilter(Entity.class));
scanner.setResourceLoader(readerContext.getResourceLoader());
scanner.setBeanDefinitionDefaults(parserContext.getDelegate().getBeanDefinitionDefaults());
scanner.setAutowireCandidatePatterns(
parserContext.getDelegate().getAutowireCandidatePatterns());
return scanner;
}
