下面列出了org.springframework.beans.factory.xml.ParserContext#registerComponent ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
private RuntimeBeanReference getValidator(Element element, Object source, ParserContext parserContext) {
if (element.hasAttribute("validator")) {
return new RuntimeBeanReference(element.getAttribute("validator"));
}
else if (javaxValidationPresent) {
RootBeanDefinition validatorDef = new RootBeanDefinition(
"org.springframework.validation.beanvalidation.OptionalValidatorFactoryBean");
validatorDef.setSource(source);
validatorDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
String validatorName = parserContext.getReaderContext().registerWithGeneratedName(validatorDef);
parserContext.registerComponent(new BeanComponentDefinition(validatorDef, validatorName));
return new RuntimeBeanReference(validatorName);
}
else {
return null;
}
}
/**
* Adds an alias to an existing well-known name or registers a new instance of a {@link PathMatcher}
* under that well-known name, unless already registered.
* @return a RuntimeBeanReference to this {@link PathMatcher} instance
*/
public static RuntimeBeanReference registerPathMatcher(@Nullable RuntimeBeanReference pathMatcherRef,
ParserContext parserContext, @Nullable Object source) {
if (pathMatcherRef != null) {
if (parserContext.getRegistry().isAlias(PATH_MATCHER_BEAN_NAME)) {
parserContext.getRegistry().removeAlias(PATH_MATCHER_BEAN_NAME);
}
parserContext.getRegistry().registerAlias(pathMatcherRef.getBeanName(), PATH_MATCHER_BEAN_NAME);
}
else if (!parserContext.getRegistry().isAlias(PATH_MATCHER_BEAN_NAME) &&
!parserContext.getRegistry().containsBeanDefinition(PATH_MATCHER_BEAN_NAME)) {
RootBeanDefinition pathMatcherDef = new RootBeanDefinition(AntPathMatcher.class);
pathMatcherDef.setSource(source);
pathMatcherDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
parserContext.getRegistry().registerBeanDefinition(PATH_MATCHER_BEAN_NAME, pathMatcherDef);
parserContext.registerComponent(new BeanComponentDefinition(pathMatcherDef, PATH_MATCHER_BEAN_NAME));
}
return new RuntimeBeanReference(PATH_MATCHER_BEAN_NAME);
}
private BeanDefinition registerHandlerMapping(ParserContext context, @Nullable Object source) {
if (context.getRegistry().containsBeanDefinition(HANDLER_MAPPING_BEAN_NAME)) {
return context.getRegistry().getBeanDefinition(HANDLER_MAPPING_BEAN_NAME);
}
RootBeanDefinition beanDef = new RootBeanDefinition(SimpleUrlHandlerMapping.class);
beanDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
context.getRegistry().registerBeanDefinition(HANDLER_MAPPING_BEAN_NAME, beanDef);
context.registerComponent(new BeanComponentDefinition(beanDef, HANDLER_MAPPING_BEAN_NAME));
beanDef.setSource(source);
beanDef.getPropertyValues().add("order", "1");
beanDef.getPropertyValues().add("pathMatcher", MvcNamespaceUtils.registerPathMatcher(null, context, source));
beanDef.getPropertyValues().add("urlPathHelper", MvcNamespaceUtils.registerUrlPathHelper(null, context, source));
RuntimeBeanReference corsConfigurationsRef = MvcNamespaceUtils.registerCorsConfigurations(null, context, source);
beanDef.getPropertyValues().add("corsConfigurations", corsConfigurationsRef);
return beanDef;
}
@Nullable
private RuntimeBeanReference getValidator(Element element, @Nullable Object source, ParserContext context) {
if (element.hasAttribute("validator")) {
return new RuntimeBeanReference(element.getAttribute("validator"));
}
else if (javaxValidationPresent) {
RootBeanDefinition validatorDef = new RootBeanDefinition(
"org.springframework.validation.beanvalidation.OptionalValidatorFactoryBean");
validatorDef.setSource(source);
validatorDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
String validatorName = context.getReaderContext().registerWithGeneratedName(validatorDef);
context.registerComponent(new BeanComponentDefinition(validatorDef, validatorName));
return new RuntimeBeanReference(validatorName);
}
else {
return null;
}
}
/**
* Parses the supplied {@code <pointcut>} and registers the resulting
* Pointcut with the BeanDefinitionRegistry.
*/
private AbstractBeanDefinition parsePointcut(Element pointcutElement, ParserContext parserContext) {
String id = pointcutElement.getAttribute(ID);
String expression = pointcutElement.getAttribute(EXPRESSION);
AbstractBeanDefinition pointcutDefinition = null;
try {
this.parseState.push(new PointcutEntry(id));
pointcutDefinition = createPointcutDefinition(expression);
pointcutDefinition.setSource(parserContext.extractSource(pointcutElement));
String pointcutBeanName = id;
if (StringUtils.hasText(pointcutBeanName)) {
parserContext.getRegistry().registerBeanDefinition(pointcutBeanName, pointcutDefinition);
}
else {
pointcutBeanName = parserContext.getReaderContext().registerWithGeneratedName(pointcutDefinition);
}
parserContext.registerComponent(
new PointcutComponentDefinition(pointcutBeanName, pointcutDefinition, expression));
}
finally {
this.parseState.pop();
}
return pointcutDefinition;
}
@Override
@Nullable
public BeanDefinition parse(Element element, ParserContext parserContext) {
Object source = parserContext.extractSource(element);
String defaultServletName = element.getAttribute("default-servlet-name");
RootBeanDefinition defaultServletHandlerDef = new RootBeanDefinition(DefaultServletHttpRequestHandler.class);
defaultServletHandlerDef.setSource(source);
defaultServletHandlerDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
if (StringUtils.hasText(defaultServletName)) {
defaultServletHandlerDef.getPropertyValues().add("defaultServletName", defaultServletName);
}
String defaultServletHandlerName = parserContext.getReaderContext().generateBeanName(defaultServletHandlerDef);
parserContext.getRegistry().registerBeanDefinition(defaultServletHandlerName, defaultServletHandlerDef);
parserContext.registerComponent(new BeanComponentDefinition(defaultServletHandlerDef, defaultServletHandlerName));
Map<String, String> urlMap = new ManagedMap<>();
urlMap.put("/**", defaultServletHandlerName);
RootBeanDefinition handlerMappingDef = new RootBeanDefinition(SimpleUrlHandlerMapping.class);
handlerMappingDef.setSource(source);
handlerMappingDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
handlerMappingDef.getPropertyValues().add("urlMap", urlMap);
String handlerMappingBeanName = parserContext.getReaderContext().generateBeanName(handlerMappingDef);
parserContext.getRegistry().registerBeanDefinition(handlerMappingBeanName, handlerMappingDef);
parserContext.registerComponent(new BeanComponentDefinition(handlerMappingDef, handlerMappingBeanName));
// Ensure BeanNameUrlHandlerMapping (SPR-8289) and default HandlerAdapters are not "turned off"
MvcNamespaceUtils.registerDefaultComponents(parserContext, source);
return null;
}
private static void registerCacheAdvisor(Element element, ParserContext parserContext) {
if (!parserContext.getRegistry().containsBeanDefinition(CacheManagementConfigUtils.CACHE_ADVISOR_BEAN_NAME)) {
Object eleSource = parserContext.extractSource(element);
// Create the CacheOperationSource definition.
RootBeanDefinition sourceDef = new RootBeanDefinition("org.springframework.cache.annotation.AnnotationCacheOperationSource");
sourceDef.setSource(eleSource);
sourceDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
String sourceName = parserContext.getReaderContext().registerWithGeneratedName(sourceDef);
// Create the CacheInterceptor definition.
RootBeanDefinition interceptorDef = new RootBeanDefinition(CacheInterceptor.class);
interceptorDef.setSource(eleSource);
interceptorDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
parseCacheResolution(element, interceptorDef, false);
parseErrorHandler(element, interceptorDef);
CacheNamespaceHandler.parseKeyGenerator(element, interceptorDef);
interceptorDef.getPropertyValues().add("cacheOperationSources", new RuntimeBeanReference(sourceName));
String interceptorName = parserContext.getReaderContext().registerWithGeneratedName(interceptorDef);
// Create the CacheAdvisor definition.
RootBeanDefinition advisorDef = new RootBeanDefinition(BeanFactoryCacheOperationSourceAdvisor.class);
advisorDef.setSource(eleSource);
advisorDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
advisorDef.getPropertyValues().add("cacheOperationSource", new RuntimeBeanReference(sourceName));
advisorDef.getPropertyValues().add("adviceBeanName", interceptorName);
if (element.hasAttribute("order")) {
advisorDef.getPropertyValues().add("order", element.getAttribute("order"));
}
parserContext.getRegistry().registerBeanDefinition(CacheManagementConfigUtils.CACHE_ADVISOR_BEAN_NAME, advisorDef);
CompositeComponentDefinition compositeDef = new CompositeComponentDefinition(element.getTagName(), eleSource);
compositeDef.addNestedComponent(new BeanComponentDefinition(sourceDef, sourceName));
compositeDef.addNestedComponent(new BeanComponentDefinition(interceptorDef, interceptorName));
compositeDef.addNestedComponent(new BeanComponentDefinition(advisorDef, CacheManagementConfigUtils.CACHE_ADVISOR_BEAN_NAME));
parserContext.registerComponent(compositeDef);
}
}
private static void registerBeanDefByName(
String name, RootBeanDefinition beanDef, ParserContext context, @Nullable Object source) {
beanDef.setSource(source);
beanDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
context.getRegistry().registerBeanDefinition(name, beanDef);
context.registerComponent(new BeanComponentDefinition(beanDef, name));
}
/**
* Parses the supplied {@code <pointcut>} and registers the resulting
* Pointcut with the BeanDefinitionRegistry.
*/
private AbstractBeanDefinition parsePointcut(Element pointcutElement, ParserContext parserContext) {
String id = pointcutElement.getAttribute(ID);
String expression = pointcutElement.getAttribute(EXPRESSION);
AbstractBeanDefinition pointcutDefinition = null;
try {
this.parseState.push(new PointcutEntry(id));
pointcutDefinition = createPointcutDefinition(expression);
pointcutDefinition.setSource(parserContext.extractSource(pointcutElement));
String pointcutBeanName = id;
if (StringUtils.hasText(pointcutBeanName)) {
parserContext.getRegistry().registerBeanDefinition(pointcutBeanName, pointcutDefinition);
}
else {
pointcutBeanName = parserContext.getReaderContext().registerWithGeneratedName(pointcutDefinition);
}
parserContext.registerComponent(
new PointcutComponentDefinition(pointcutBeanName, pointcutDefinition, expression));
}
finally {
this.parseState.pop();
}
return pointcutDefinition;
}
private static void registerPostProcessor(
ParserContext parserContext, BeanDefinitionBuilder builder, String beanName) {
builder.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
parserContext.getRegistry().registerBeanDefinition(beanName, builder.getBeanDefinition());
BeanDefinitionHolder holder = new BeanDefinitionHolder(builder.getBeanDefinition(), beanName);
parserContext.registerComponent(new BeanComponentDefinition(holder));
}
/**
* Registers an {@link HttpRequestHandlerAdapter} under a well-known
* name unless already registered.
*/
private static void registerBeanNameUrlHandlerMapping(ParserContext parserContext, Object source) {
if (!parserContext.getRegistry().containsBeanDefinition(BEAN_NAME_URL_HANDLER_MAPPING_BEAN_NAME)){
RootBeanDefinition beanNameMappingDef = new RootBeanDefinition(BeanNameUrlHandlerMapping.class);
beanNameMappingDef.setSource(source);
beanNameMappingDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
beanNameMappingDef.getPropertyValues().add("order", 2); // consistent with WebMvcConfigurationSupport
RuntimeBeanReference corsConfigurationsRef = MvcNamespaceUtils.registerCorsConfigurations(null, parserContext, source);
beanNameMappingDef.getPropertyValues().add("corsConfigurations", corsConfigurationsRef);
parserContext.getRegistry().registerBeanDefinition(BEAN_NAME_URL_HANDLER_MAPPING_BEAN_NAME, beanNameMappingDef);
parserContext.registerComponent(new BeanComponentDefinition(beanNameMappingDef, BEAN_NAME_URL_HANDLER_MAPPING_BEAN_NAME));
}
}
/**
* Registers an {@link HttpRequestHandlerAdapter} under a well-known
* name unless already registered.
*/
private static void registerBeanNameUrlHandlerMapping(ParserContext parserContext, Object source) {
if (!parserContext.getRegistry().containsBeanDefinition(BEAN_NAME_URL_HANDLER_MAPPING_BEAN_NAME)){
RootBeanDefinition beanNameMappingDef = new RootBeanDefinition(BeanNameUrlHandlerMapping.class);
beanNameMappingDef.setSource(source);
beanNameMappingDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
beanNameMappingDef.getPropertyValues().add("order", 2); // consistent with WebMvcConfigurationSupport
RuntimeBeanReference corsConfigurationsRef = MvcNamespaceUtils.registerCorsConfigurations(null, parserContext, source);
beanNameMappingDef.getPropertyValues().add("corsConfigurations", corsConfigurationsRef);
parserContext.getRegistry().registerBeanDefinition(BEAN_NAME_URL_HANDLER_MAPPING_BEAN_NAME, beanNameMappingDef);
parserContext.registerComponent(new BeanComponentDefinition(beanNameMappingDef, BEAN_NAME_URL_HANDLER_MAPPING_BEAN_NAME));
}
}
/**
* Registers an {@link HttpRequestHandlerAdapter} under a well-known
* name unless already registered.
*/
private static void registerHttpRequestHandlerAdapter(ParserContext context, @Nullable Object source) {
if (!context.getRegistry().containsBeanDefinition(HTTP_REQUEST_HANDLER_ADAPTER_BEAN_NAME)) {
RootBeanDefinition adapterDef = new RootBeanDefinition(HttpRequestHandlerAdapter.class);
adapterDef.setSource(source);
adapterDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
context.getRegistry().registerBeanDefinition(HTTP_REQUEST_HANDLER_ADAPTER_BEAN_NAME, adapterDef);
context.registerComponent(new BeanComponentDefinition(adapterDef, HTTP_REQUEST_HANDLER_ADAPTER_BEAN_NAME));
}
}
/**
* Registers a {@link SimpleControllerHandlerAdapter} under a well-known
* name unless already registered.
*/
private static void registerSimpleControllerHandlerAdapter(ParserContext context, @Nullable Object source) {
if (!context.getRegistry().containsBeanDefinition(SIMPLE_CONTROLLER_HANDLER_ADAPTER_BEAN_NAME)) {
RootBeanDefinition beanDef = new RootBeanDefinition(SimpleControllerHandlerAdapter.class);
beanDef.setSource(source);
beanDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
context.getRegistry().registerBeanDefinition(SIMPLE_CONTROLLER_HANDLER_ADAPTER_BEAN_NAME, beanDef);
context.registerComponent(new BeanComponentDefinition(beanDef, SIMPLE_CONTROLLER_HANDLER_ADAPTER_BEAN_NAME));
}
}
@Override
@Nullable
public BeanDefinition parse(Element element, ParserContext parserContext) {
Object source = parserContext.extractSource(element);
String defaultServletName = element.getAttribute("default-servlet-name");
RootBeanDefinition defaultServletHandlerDef = new RootBeanDefinition(DefaultServletHttpRequestHandler.class);
defaultServletHandlerDef.setSource(source);
defaultServletHandlerDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
if (StringUtils.hasText(defaultServletName)) {
defaultServletHandlerDef.getPropertyValues().add("defaultServletName", defaultServletName);
}
String defaultServletHandlerName = parserContext.getReaderContext().generateBeanName(defaultServletHandlerDef);
parserContext.getRegistry().registerBeanDefinition(defaultServletHandlerName, defaultServletHandlerDef);
parserContext.registerComponent(new BeanComponentDefinition(defaultServletHandlerDef, defaultServletHandlerName));
Map<String, String> urlMap = new ManagedMap<>();
urlMap.put("/**", defaultServletHandlerName);
RootBeanDefinition handlerMappingDef = new RootBeanDefinition(SimpleUrlHandlerMapping.class);
handlerMappingDef.setSource(source);
handlerMappingDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
handlerMappingDef.getPropertyValues().add("urlMap", urlMap);
String handlerMappingBeanName = parserContext.getReaderContext().generateBeanName(handlerMappingDef);
parserContext.getRegistry().registerBeanDefinition(handlerMappingBeanName, handlerMappingDef);
parserContext.registerComponent(new BeanComponentDefinition(handlerMappingDef, handlerMappingBeanName));
// Ensure BeanNameUrlHandlerMapping (SPR-8289) and default HandlerAdapters are not "turned off"
MvcNamespaceUtils.registerDefaultComponents(parserContext, source);
return null;
}
/**
* Registers an {@link HttpRequestHandlerAdapter} under a well-known
* name unless already registered.
*/
private static void registerHttpRequestHandlerAdapter(ParserContext parserContext, Object source) {
if (!parserContext.getRegistry().containsBeanDefinition(HTTP_REQUEST_HANDLER_ADAPTER_BEAN_NAME)) {
RootBeanDefinition handlerAdapterDef = new RootBeanDefinition(HttpRequestHandlerAdapter.class);
handlerAdapterDef.setSource(source);
handlerAdapterDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
parserContext.getRegistry().registerBeanDefinition(HTTP_REQUEST_HANDLER_ADAPTER_BEAN_NAME, handlerAdapterDef);
parserContext.registerComponent(new BeanComponentDefinition(handlerAdapterDef, HTTP_REQUEST_HANDLER_ADAPTER_BEAN_NAME));
}
}
public static RuntimeBeanReference registerScheduler(
String schedulerName, ParserContext context, @Nullable Object source) {
if (!context.getRegistry().containsBeanDefinition(schedulerName)) {
RootBeanDefinition taskSchedulerDef = new RootBeanDefinition(ThreadPoolTaskScheduler.class);
taskSchedulerDef.setSource(source);
taskSchedulerDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
taskSchedulerDef.getPropertyValues().add("poolSize", Runtime.getRuntime().availableProcessors());
taskSchedulerDef.getPropertyValues().add("threadNamePrefix", schedulerName + "-");
taskSchedulerDef.getPropertyValues().add("removeOnCancelPolicy", true);
context.getRegistry().registerBeanDefinition(schedulerName, taskSchedulerDef);
context.registerComponent(new BeanComponentDefinition(taskSchedulerDef, schedulerName));
}
return new RuntimeBeanReference(schedulerName);
}
/**
* Registers an {@link HandlerMappingIntrospector} under a well-known name
* unless already registered.
*/
private static void registerHandlerMappingIntrospector(ParserContext parserContext, Object source) {
if (!parserContext.getRegistry().containsBeanDefinition(HANDLER_MAPPING_INTROSPECTOR_BEAN_NAME)){
RootBeanDefinition beanDef = new RootBeanDefinition(HandlerMappingIntrospector.class);
beanDef.setSource(source);
beanDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
beanDef.setLazyInit(true);
parserContext.getRegistry().registerBeanDefinition(HANDLER_MAPPING_INTROSPECTOR_BEAN_NAME, beanDef);
parserContext.registerComponent(new BeanComponentDefinition(beanDef, HANDLER_MAPPING_INTROSPECTOR_BEAN_NAME));
}
}
@Nullable
private String registerResourceHandler(ParserContext context, Element element,
RuntimeBeanReference pathHelperRef, @Nullable Object source) {
String locationAttr = element.getAttribute("location");
if (!StringUtils.hasText(locationAttr)) {
context.getReaderContext().error("The 'location' attribute is required.", context.extractSource(element));
return null;
}
RootBeanDefinition resourceHandlerDef = new RootBeanDefinition(ResourceHttpRequestHandler.class);
resourceHandlerDef.setSource(source);
resourceHandlerDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
MutablePropertyValues values = resourceHandlerDef.getPropertyValues();
values.add("urlPathHelper", pathHelperRef);
values.add("locationValues", StringUtils.commaDelimitedListToStringArray(locationAttr));
String cacheSeconds = element.getAttribute("cache-period");
if (StringUtils.hasText(cacheSeconds)) {
values.add("cacheSeconds", cacheSeconds);
}
Element cacheControlElement = DomUtils.getChildElementByTagName(element, "cache-control");
if (cacheControlElement != null) {
CacheControl cacheControl = parseCacheControl(cacheControlElement);
values.add("cacheControl", cacheControl);
}
Element resourceChainElement = DomUtils.getChildElementByTagName(element, "resource-chain");
if (resourceChainElement != null) {
parseResourceChain(resourceHandlerDef, context, resourceChainElement, source);
}
Object manager = MvcNamespaceUtils.getContentNegotiationManager(context);
if (manager != null) {
values.add("contentNegotiationManager", manager);
}
String beanName = context.getReaderContext().generateBeanName(resourceHandlerDef);
context.getRegistry().registerBeanDefinition(beanName, resourceHandlerDef);
context.registerComponent(new BeanComponentDefinition(resourceHandlerDef, beanName));
return beanName;
}
@Override
@Nullable
public BeanDefinition parse(Element element, ParserContext context) {
Object source = context.extractSource(element);
CompositeComponentDefinition compDefinition = new CompositeComponentDefinition(element.getTagName(), source);
context.pushContainingComponent(compDefinition);
String orderAttribute = element.getAttribute("order");
int order = orderAttribute.isEmpty() ? DEFAULT_MAPPING_ORDER : Integer.valueOf(orderAttribute);
RootBeanDefinition handlerMappingDef = new RootBeanDefinition(WebSocketHandlerMapping.class);
handlerMappingDef.setSource(source);
handlerMappingDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
handlerMappingDef.getPropertyValues().add("order", order);
String handlerMappingName = context.getReaderContext().registerWithGeneratedName(handlerMappingDef);
RuntimeBeanReference sockJsService = WebSocketNamespaceUtils.registerSockJsService(
element, SOCK_JS_SCHEDULER_NAME, context, source);
HandlerMappingStrategy strategy;
if (sockJsService != null) {
strategy = new SockJsHandlerMappingStrategy(sockJsService);
}
else {
RuntimeBeanReference handler = WebSocketNamespaceUtils.registerHandshakeHandler(element, context, source);
Element interceptElem = DomUtils.getChildElementByTagName(element, "handshake-interceptors");
ManagedList<Object> interceptors = WebSocketNamespaceUtils.parseBeanSubElements(interceptElem, context);
String allowedOrigins = element.getAttribute("allowed-origins");
List<String> origins = Arrays.asList(StringUtils.tokenizeToStringArray(allowedOrigins, ","));
interceptors.add(new OriginHandshakeInterceptor(origins));
strategy = new WebSocketHandlerMappingStrategy(handler, interceptors);
}
ManagedMap<String, Object> urlMap = new ManagedMap<>();
urlMap.setSource(source);
for (Element mappingElement : DomUtils.getChildElementsByTagName(element, "mapping")) {
strategy.addMapping(mappingElement, urlMap, context);
}
handlerMappingDef.getPropertyValues().add("urlMap", urlMap);
context.registerComponent(new BeanComponentDefinition(handlerMappingDef, handlerMappingName));
context.popAndRegisterContainingComponent();
return null;
}