/**
* Adds a config class
*
* @param interfaze type (<code>interface</code>) of <code>config class</code>.
* @param clazz the <code>object class</code> of <code>config class</code> need to be added.
* @return returns the previous <code>object class</code> of <code>config class</code> appropriate
* to <b><i>interfaze</i></b> if it existed, if not, returns <b>null</b>.
*/
@SuppressWarnings("unchecked")
public static <T> T addConfigClass(Class<T> interfaze, Class<? extends T> clazz) {
Assertor.notNull(interfaze);
Assertor.notNull(clazz);
if (interfaze.equals(clazz)) {
throw new JGentleRuntimeException("invalid arguments !");
}
if (!interfaze.isInterface()) {
throw new JGentleRuntimeException(interfaze.toString() + " must be a interface.");
}
return (T) JGentle.configObjClassList.put(interfaze, clazz);
}
/**
* Removes a given configurable class from registered list.
*
* @param interfaze the interface type of configurable class.
* @return returns the removed configigurabke class if it existed, otherwise returns null.
*/
@SuppressWarnings("unchecked")
public static <T> T removeConfigClass(Class<T> interfaze) {
Assertor.notNull(interfaze);
if (!interfaze.isInterface()) {
throw new JGentleRuntimeException(interfaze.toString() + " must be a interface.");
}
return (T) JGentle.configObjClassList.remove(interfaze);
}
/**
* Removes a given {@link BeforeInitContext} instance.
*
* @param instance the {@link BeforeInitContext} instance need to be removed
*/
public static void removeBeforeInitContext(BeforeInitContext instance) {
Assertor.notNull(instance);
if (JGentle.beforeInitContextList.contains(instance)) {
JGentle.beforeInitContextList.remove(instance);
} else {
throw new JGentleRuntimeException("BeforeInitContext instance is not existed.");
}
}
/**
* Returns the configurable class bound to the given interface type.
*
* @param interfaze the given interface type
* @return returns the object class if it existed, if not, one exception will be thrown.
*/
@SuppressWarnings("unchecked")
public static <T> Class<? extends T> getConfigClass(Class<T> interfaze) {
Assertor.notNull(interfaze);
if (!JGentle.containsConfigClass(interfaze)) {
throw new JGentleRuntimeException("Does not found config class with type " + interfaze);
}
return (Class<? extends T>) JGentle.configObjClassList.get(interfaze);
}
/*
* (non-Javadoc)
* @seeorg.jgentleframework.core.reflection.aohreflect.IAnnotationVisitor#
* addAnnotationBeanProcessor
* (org.jgentleframework.core.reflection.annohandler
* .AnnotationBeanProcessor)
*/
@Override
@SuppressWarnings("unchecked")
public <T extends Annotation> AnnotationBeanProcessor<?> addAnnotationBeanProcessor(
AnnotationBeanProcessor<T> handler) throws ClassNotFoundException {
Assertor.notNull(handler);
Class<?> clazz = handler.getClass();
List<Type> typeList = ReflectUtils.getAllGenericInterfaces(clazz, true);
for (Type type : typeList) {
if (ReflectUtils.isCast(ParameterizedType.class, type)) {
ParameterizedType pType = (ParameterizedType) type;
if (pType.getRawType().equals(AnnotationPostProcessor.class)
|| pType.getRawType().equals(AnnotationHandler.class)) {
String annoStrClass = pType.getActualTypeArguments()[0].toString().split(" ")[1];
Class<T> annoClass = (Class<T>) Class.forName(annoStrClass);
if (annoClass == null)
throw new InOutDependencyException("Does not found valid annotation class.");
return this.visitorHandler.addAnnotationBeanProcessor(annoClass, handler);
}
}
}
return null;
}
/**
* Builds the context.
*
* @param serviceProvider the service provider
* @param argsType the args type
* @param args the args
* @param configClasses the config classes
* @return the context
*/
private static Context buildContext(
boolean serviceProvider,
Class<?>[] argsType,
Object[] args,
Class<? extends Configurable>... configClasses) {
Assertor.notNull((Object[]) configClasses);
if ((argsType == null && args != null) || (argsType != null && args == null)) {
throw new JGentleRuntimeException("Property 'argsType' or 'args' is invalid !");
}
if (argsType != null && args != null) {
if (argsType.length != args.length) {
throw new JGentleRuntimeException("Property 'argsType' or 'args' is invalid !");
}
if (configClasses.length != 1) {
throw new JGentleRuntimeException(
"Lenght of array property 'configClasses' must be not greater than"
+ " one if property 'argsType' and 'args' are not null.");
}
}
/*
* Khởi tạo các config object
*/
configObjClassList.put(BindingConfig.class, BindingConfigImpl.class);
configObjClassList.put(SystemConfig.class, SystemConfigImpl.class);
/*
* Khởi tạo core services
*/
AnnotationRegister annoRegister = new AnnotationRegisterImpl();
DefinitionManager defManager = new DefinitionManagerImpl(annoRegister);
ServiceHandler serviceHandler = new ServiceHandlerImpl(defManager);
JGentle.registerAnnotations(serviceHandler);
/*
* Thực thi các tiền xử lý trước khi thực thi cấu hình (invoke configure
* methods).
*/
List<Class<? extends Configurable>> absCfgList = new ArrayList<Class<? extends Configurable>>();
for (Class<? extends Configurable> clazz : configClasses) {
absCfgList.add(clazz);
}
for (BeforeConfigure bcBean : JGentle.getBeforeConfigBeanList()) {
bcBean.doProcessing(serviceHandler, defManager, annoRegister, absCfgList);
}
// Khởi tạo config instance
List<Configurable> objectList = new ArrayList<Configurable>();
for (Class<? extends Configurable> targetClass : absCfgList) {
Configurable result = ConfigurationProxy.createProxy(targetClass, argsType, args);
result.configure();
// Tìm các imported configurable class nếu có
List<ConfigurableImporter> importingList = result.getImportsCfgLst();
List<Configurable> allResults = new ArrayList<Configurable>();
if (importingList != null && importingList.size() != 0) {
for (ConfigurableImporter ci : importingList) {
allResults.add(
ConfigurationProxy.createProxy(ci.getConfigurableClass(), ci.argsType(), ci.args()));
}
}
allResults.add(result);
for (Configurable objResult : allResults) {
// Nếu context khởi tạo là một Services Context
if (serviceProvider) {
// Thực thi đăng kí annotation nếu trong config instance có
// tồn tại một hoặc nhiều binding CSC
List<Class<? extends ComponentServiceContextType<?>>> list;
list = objResult.getCscClassList();
for (Class<? extends ComponentServiceContextType<?>> cscClass : list) {
Definition def = defManager.getDefinition(cscClass);
ComponentServiceContext anno = null;
if (def != null && def.isAnnotationPresent(ComponentServiceContext.class)) {
anno = def.getAnnotation(ComponentServiceContext.class);
}
if (anno != null) {
if (anno.beforeConfigure()) {
// Thực thi đăng kí.
JGentle.registerAnnotationInCSC(serviceHandler, anno, false, null);
}
}
}
}
// invoke configure method
if (objResult != result) objResult.configure();
objectList.add(objResult);
}
}
Context result = null;
result =
buildContext(
serviceHandler,
serviceProvider,
objectList.toArray(new Configurable[objectList.size()]));
/*
* Clear toàn bộ config object
*/
configObjClassList.clear();
return result;
}