Java AnnotationMetadata类代码示例

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {

    logger.debug("Searching for mappers annotated with @Mapper");

    ClassPathMapperScanner scanner = new ClassPathMapperScanner(registry);

    try {
        if (this.resourceLoader != null) {
            scanner.setResourceLoader(this.resourceLoader);
        }

        List<String> packages = AutoConfigurationPackages.get(this.beanFactory);
        if (logger.isDebugEnabled()) {
            for (String pkg : packages) {
                logger.debug("Using auto-configuration base package '" + pkg + "'");
            }
        }

        scanner.setAnnotationClass(Mapper.class);
        scanner.registerFilters();
        scanner.doScan(StringUtils.toStringArray(packages));
    } catch (IllegalStateException ex) {
        logger.debug("Could not determine auto-configuration package, automatic mapper scanning disabled." + ex);
    }
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
/**
 * Gets base packages.
 *
 * @param importingClassMetadata the importing class metadata
 * @return the base packages
 */
protected Set<String> getBasePackages(AnnotationMetadata importingClassMetadata) {
    Map<String, Object> attributes = importingClassMetadata
            .getAnnotationAttributes(EnableRestyPass.class.getCanonicalName());

    Set<String> basePackages = new HashSet<>();
    if (StringUtils.hasText((String) attributes.get("value"))) {
        basePackages.add((String) attributes.get("value"));
    }

    for (String pkg : (String[]) attributes.get("basePackages")) {
        if (StringUtils.hasText(pkg)) {
            basePackages.add(pkg);
        }
    }
    for (Class<?> clazz : (Class[]) attributes.get("basePackageClasses")) {
        basePackages.add(ClassUtils.getPackageName(clazz));
    }

    if (basePackages.isEmpty()) {
        basePackages.add(
                ClassUtils.getPackageName(importingClassMetadata.getClassName()));
    }
    return basePackages;
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata,
		BeanDefinitionRegistry registry) {
	ComposedTaskProperties properties = composedTaskProperties();
	TaskParser taskParser = new TaskParser("bean-registration",
			properties.getGraph(), false, true);
	Map<String, Integer> taskSuffixMap = getTaskApps(taskParser);
	for (String taskName : taskSuffixMap.keySet()) {
		//handles the possibility that multiple instances of
		// task definition exist in a composed task
		for (int taskSuffix = 0; taskSuffixMap.get(taskName) >= taskSuffix; taskSuffix++) {
			BeanDefinitionBuilder builder = BeanDefinitionBuilder
					.rootBeanDefinition(ComposedTaskRunnerStepFactory.class);
			builder.addConstructorArgValue(properties);
			builder.addConstructorArgValue(String.format("%s_%s",
					taskName, taskSuffix));
			builder.addPropertyValue("taskSpecificProps",
					getPropertiesForTask(taskName, properties));
			builder.addPropertyValue("arguments", properties.getComposedTaskArguments());

			registry.registerBeanDefinition(String.format("%s_%s",
					taskName, taskSuffix), builder.getBeanDefinition());
		}
	}
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
        public void registerBeanDefinitions(AnnotationMetadata metadata,
                                            BeanDefinitionRegistry registry) {
            MultiValueMap<String, Object> attributes = metadata
                    .getAllAnnotationAttributes(
                            EnableConfigService.class.getName(), false);
            Object[] type = attributes == null ? null
                    : (Object[]) attributes.getFirst("converters");
            if (type == null || type.length == 0) {
                return;
            }

            List<Class<?>> types = collectClasses(attributes.get("converters"));
//            for (Class<?> type : types) {
//                String name = type.getName();
//                if (!registry.containsBeanDefinition(name)) {
//                    registerBeanDefinition(registry, type, name);
//                }
//            }

            registerConverters(registry, types);
        }
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {
    LepServiceProvider scanner = getScanner();
    Set<String> basePackages = getBasePackages(importingClassMetadata);
    for (String basePackage : basePackages) {
        Set<BeanDefinition> candidateComponents = scanner.findCandidateComponents(basePackage);

        for (BeanDefinition candidateComponent : candidateComponents) {
            if (candidateComponent instanceof AnnotatedBeanDefinition) {
                AnnotatedBeanDefinition beanDefinition = (AnnotatedBeanDefinition) candidateComponent;
                AnnotationMetadata annotationMetadata = beanDefinition.getMetadata();

                Map<String, Object> attributes = annotationMetadata
                    .getAnnotationAttributes(LepService.class.getCanonicalName());

                registerLepService(registry, annotationMetadata, attributes);
            }
        }
    }
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
private static String getBeanName(AnnotationMetadata annotationMetadata, Map<String, Object> attributes) {
    // name & value are aliases
    String beanName = (String) attributes.get("value");
    if (!StringUtils.isEmpty(beanName)) {
        return beanName;
    } else {
        // generate bean name from class name
        String shortName = ClassUtils.getShortName(annotationMetadata.getClassName());
        return StringUtils.uncapitalize(shortName);
    }
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
/**
 * selectImports
 * <p>
 * Provides a configuration list of additional Import which should be performed to
 * implement the applicable configuration.
 *
 * @param importingClassMetadata Annotations Metadata to use to construct Imports.
 * @return String Array of Configuration Imports.
 */
@Override
public String[] selectImports(AnnotationMetadata importingClassMetadata) {
    AnnotationAttributes attributes =
            AnnotationAttributes.fromMap(
                    importingClassMetadata.getAnnotationAttributes(EnableYourMicroservice.class.getName(), false));
    String environmentType = attributes.getString("environmentType");
    LOGGER.info("Using specified EnvironmentType:[{}]", environmentType);
    /**
     *  Create our necessary Imports.
     */
    return new String[]{
            YourMicroserviceEnvironmentConfiguration.class.getName()

            // Add Security Import as Applicable ...
    };

}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
private List<Class<?>> findMangoDaoClasses(String packages) {
    try {
        List<Class<?>> daos = new ArrayList<Class<?>>();
        ResourcePatternResolver resourcePatternResolver = new PathMatchingResourcePatternResolver();
        MetadataReaderFactory metadataReaderFactory = new CachingMetadataReaderFactory(resourcePatternResolver);
        for (String locationPattern : getLocationPattern(packages)) {
            Resource[] rs = resourcePatternResolver.getResources(locationPattern);
            for (Resource r : rs) {
                MetadataReader reader = metadataReaderFactory.getMetadataReader(r);
                AnnotationMetadata annotationMD = reader.getAnnotationMetadata();
                if (annotationMD.hasAnnotation(DB.class.getName())) {
                    ClassMetadata clazzMD = reader.getClassMetadata();
                    daos.add(Class.forName(clazzMD.getClassName()));
                }
            }
        }
        return daos;
    } catch (Exception e) {
        throw new IllegalStateException(e.getMessage(), e);
    }
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
/**
 * Derive a bean name from one of the annotations on the class.
 * @param annotatedDef the annotation-aware bean definition
 * @return the bean name, or {@code null} if none is found
 */
protected String determineBeanNameFromAnnotation(AnnotatedBeanDefinition annotatedDef) {
	AnnotationMetadata amd = annotatedDef.getMetadata();
	Set<String> types = amd.getAnnotationTypes();
	String beanName = null;
	for (String type : types) {
		AnnotationAttributes attributes = AnnotationConfigUtils.attributesFor(amd, type);
		if (isStereotypeWithNameValue(type, amd.getMetaAnnotationTypes(type), attributes)) {
			Object value = attributes.get("value");
			if (value instanceof String) {
				String strVal = (String) value;
				if (StringUtils.hasLength(strVal)) {
					if (beanName != null && !strVal.equals(beanName)) {
						throw new IllegalStateException("Stereotype annotations suggest inconsistent " +
								"component names: '" + beanName + "' versus '" + strVal + "'");
					}
					beanName = strVal;
				}
			}
		}
	}
	return beanName;
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
/**
 * Register the {@link Configuration} class itself as a bean definition.
 */
private void registerBeanDefinitionForImportedConfigurationClass(ConfigurationClass configClass) {
	AnnotationMetadata metadata = configClass.getMetadata();
	BeanDefinition configBeanDef = new AnnotatedGenericBeanDefinition(metadata);
	if (ConfigurationClassUtils.checkConfigurationClassCandidate(configBeanDef, this.metadataReaderFactory)) {
		String configBeanName = this.importBeanNameGenerator.generateBeanName(configBeanDef, this.registry);
		this.registry.registerBeanDefinition(configBeanName, configBeanDef);
		configClass.setBeanName(configBeanName);
		if (logger.isDebugEnabled()) {
			logger.debug(String.format("Registered bean definition for imported @Configuration class %s", configBeanName));
		}
	}
	else {
		this.problemReporter.error(
				new InvalidConfigurationImportProblem(metadata.getClassName(), configClass.getResource(), metadata));
	}
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
public void registerBeanDefinitions(AnnotationMetadata metadata, BeanDefinitionRegistry registry) {
	AnnotationAttributes enableMenu = AnnotationAttributes.fromMap(metadata.getAnnotationAttributes(EnableMenu.class
																											.getName(),
																									false));

	if (enableMenu != null) {
		BeanDefinitionBuilder builder = BeanDefinitionBuilder.genericBeanDefinition(DefaultMenuPlugin.class);
		AbstractBeanDefinition beanDefinition = builder.getBeanDefinition();

		MutablePropertyValues mutablePropertyValues = new MutablePropertyValues();
		mutablePropertyValues.add("extensionPointId", enableMenu.getString("extensionPointId"));
		mutablePropertyValues.add("pluginId", enableMenu.getString("pluginId"));
		mutablePropertyValues.add("menu", toMenu(enableMenu.getAnnotationArray("menu")));
		beanDefinition.setPropertyValues(mutablePropertyValues);

		registry.registerBeanDefinition("menuPlugin:" + enableMenu.getString("pluginId"), beanDefinition);
	}
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
public void registerBeanDefinitions(AnnotationMetadata annotationMetadata, BeanDefinitionRegistry registry) {
	// Register JPA Datastore (transactional)
	if (beanFactory instanceof ListableBeanFactory) {
		String[] emfBeanNames = BeanFactoryUtils.beanNamesForTypeIncludingAncestors(
				(ListableBeanFactory) beanFactory, EntityManagerFactory.class, true, false);
		if (emfBeanNames == null || emfBeanNames.length == 0) {
			emfBeanNames = BeanFactoryUtils.beanNamesForTypeIncludingAncestors((ListableBeanFactory) beanFactory,
					AbstractEntityManagerFactoryBean.class, true, false);
		}
		if (emfBeanNames != null && emfBeanNames.length == 1) {
			String emfBeanName = (emfBeanNames[0].startsWith("&")) ? emfBeanNames[0].substring(1) : emfBeanNames[0];
			JpaDatastoreRegistrar.registerDatastore(registry, null, PrimaryMode.AUTO, emfBeanName, true, false,
					beanClassLoader);
		}
	}
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {

    logger.debug("Searching for mappers annotated with @Mapper");

    ClassPathMapperScanner scanner = new ClassPathMapperScanner(registry);
    scanner.setMapperProperties(environment);
    try {
        if (this.resourceLoader != null) {
            scanner.setResourceLoader(this.resourceLoader);
        }

        List<String> packages = AutoConfigurationPackages.get(this.beanFactory);
        if (logger.isDebugEnabled()) {
            for (String pkg : packages) {
                logger.debug("Using auto-configuration base package '{}'", pkg);
            }
        }

        scanner.setAnnotationClass(Mapper.class);
        scanner.registerFilters();
        scanner.doScan(StringUtils.toStringArray(packages));
    } catch (IllegalStateException ex) {
        logger.debug("Could not determine auto-configuration package, automatic mapper scanning disabled.", ex);
    }
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
public void registerBeanDefinitions(AnnotationMetadata annotationMetadata, BeanDefinitionRegistry registry) {

	Map<String, Object> attributes = annotationMetadata.getAnnotationAttributes(EnableBeanContext.class.getName());
	if (attributes == null) {
		return;
	}

	boolean lookupByType = (boolean) attributes.get("lookupByType");

	// check environment
	if (environment.containsProperty(EnableBeanContext.LOOKUP_BY_TYPE_PROPERTY_NAME)) {
		lookupByType = environment.getProperty(EnableBeanContext.LOOKUP_BY_TYPE_PROPERTY_NAME, Boolean.class);
	}

	// register post processor
	if (!registry.containsBeanDefinition(BEAN_FACTORY_SCOPE_POST_PROCESSOR_NAME)) {
		BeanDefinitionBuilder postProcessorBuilder = BeanDefinitionBuilder
				.genericBeanDefinition(BeanFactoryScopePostProcessor.class).setDestroyMethodName("unregister")
				.addPropertyValue("lookupByType", lookupByType).setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
		registry.registerBeanDefinition(BEAN_FACTORY_SCOPE_POST_PROCESSOR_NAME,
				postProcessorBuilder.getBeanDefinition());
	}
}
 

import org.springframework.core.type.AnnotationMetadata; //导入依赖的package包/类
@Override
public void registerBeanDefinitions(AnnotationMetadata annotationMetadata, BeanDefinitionRegistry registry) {
	// Single annotation
	if (annotationMetadata.isAnnotated(repeatableAnnotation.getName())) {
		register(annotationMetadata.getAnnotationAttributes(repeatableAnnotation.getName()), registry, false);
	} else if (annotationMetadata.isAnnotated(repeatableAnnotationContainer.getName())) {
		// Multiple annotations
		Map<String, Object> attributes = annotationMetadata
				.getAnnotationAttributes(repeatableAnnotationContainer.getName());
		AnnotationAttributes[] repetitions = (AnnotationAttributes[]) attributes.get("value");
		if (repetitions != null) {
			for (AnnotationAttributes repetition : repetitions) {
				register(repetition, registry, true);
			}
		}
	}
}