Example usage for org.springframework.beans.factory.config SingletonBeanRegistry registerSingleton

Introduction

In this page you can find the example usage for org.springframework.beans.factory.config SingletonBeanRegistry registerSingleton.

Prototype

void registerSingleton(String beanName, Object singletonObject);

Source Link

Document

Register the given existing object as singleton in the bean registry, under the given bean name.

Usage

From source file:au.com.permeance.liferay.spring.BeanLocatorDefinitionCopier.java

/**
 * Initialises the supplied application context based on the {@link BeanLocator} associated with this instance by
 * iterating the liferay registered beans (via {@link BeanLocator#getNames()}).
 *
 * @param context the {@link ConfigurableApplicationContext} in which beans should be registered (by calling
 *                {@link ConfigurableApplicationContext#getBeanFactory()}).
 *///from ww w.  java  2  s  . c  o m
@Override
protected final void initApplicationContext(final ApplicationContext context) {
    LOG.info(format("Copying bean definitions from %s to %s", beanLocator, context));

    final ConfigurableApplicationContext configurableApplicationContext = (ConfigurableApplicationContext) context;
    @SuppressWarnings("PMD.DataflowAnomalyAnalysis")
    final SingletonBeanRegistry singletonBeanRegistry = configurableApplicationContext.getBeanFactory();

    final String[] names = beanLocator.getNames();
    for (String name : names) {
        LOG.debug(format("Processing bean locator bean named: %s", name));

        if (!isAcceptable(name)) {
            LOG.debug(format("Skipping bean %s", name));
            continue;
        }

        final Object bean = safeLocate(name);
        if (bean == null) {
            LOG.warn(format("Skipping bean %s (bean locator couldn't acquire a valid instance)", name));
            continue;
        }

        LOG.info(format("Copying bean definition %s", name));
        singletonBeanRegistry.registerSingleton(name, bean);
    }
}

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From source file:it.scoppelletti.programmerpower.console.spring.ConsoleApplicationRunner.java

/**
 * Inizializza il contesto dell’applicazione.
 * // w ww  . j  av  a  2s .c o  m
 * @param  ui Interfaccia utente.
 * @return    Oggetto.
 */
private GenericApplicationContext initApplicationContext(UserInterfaceProvider ui) {
    SingletonBeanRegistry beanRegistry;
    GenericApplicationContext ctx = null;
    GenericApplicationContext applCtx;
    XmlBeanDefinitionReader reader;
    ConfigurableEnvironment env;
    PropertySource<?> propSource;
    MutablePropertySources propSources;

    try {
        ctx = new GenericApplicationContext();
        reader = new XmlBeanDefinitionReader(ctx);
        reader.loadBeanDefinitions(ConsoleApplicationRunner.CONSOLE_CONTEXT);
        reader.loadBeanDefinitions(initApplicationContextResourceName());

        beanRegistry = ctx.getBeanFactory();
        beanRegistry.registerSingleton(ConsoleApplicationRunner.BEAN_NAME, this);
        beanRegistry.registerSingleton(UserInterfaceProvider.BEAN_NAME, ui);

        env = ctx.getEnvironment();

        // Acquisisco gli eventuali profili configurati prima di aggiungere
        // quello di Programmer Power
        env.getActiveProfiles();

        env.addActiveProfile(ConsoleApplicationRunner.PROFILE);

        propSources = env.getPropertySources();

        propSources.addFirst(new ConsolePropertySource(ConsolePropertySource.class.getName(), this));

        propSource = BeanConfigUtils.loadPropertySource();
        if (propSource != null) {
            propSources.addFirst(propSource);
        }

        ctx.refresh();
        applCtx = ctx;
        ctx = null;
    } finally {
        if (ctx != null) {
            ctx.close();
            ctx = null;
        }
    }

    return applCtx;
}

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From source file:org.springframework.context.annotation.ConfigurationClassPostProcessor.java

/**
 * Build and validate a configuration model based on the registry of
 * {@link Configuration} classes.//from w w w. ja va  2  s  .  c o m
 */
public void processConfigBeanDefinitions(BeanDefinitionRegistry registry) {
    List<BeanDefinitionHolder> configCandidates = new ArrayList<>();
    String[] candidateNames = registry.getBeanDefinitionNames();

    for (String beanName : candidateNames) {
        BeanDefinition beanDef = registry.getBeanDefinition(beanName);
        if (ConfigurationClassUtils.isFullConfigurationClass(beanDef)
                || ConfigurationClassUtils.isLiteConfigurationClass(beanDef)) {
            if (logger.isDebugEnabled()) {
                logger.debug("Bean definition has already been processed as a configuration class: " + beanDef);
            }
        } else if (ConfigurationClassUtils.checkConfigurationClassCandidate(beanDef,
                this.metadataReaderFactory)) {
            configCandidates.add(new BeanDefinitionHolder(beanDef, beanName));
        }
    }

    // Return immediately if no @Configuration classes were found
    if (configCandidates.isEmpty()) {
        return;
    }

    // Sort by previously determined @Order value, if applicable
    configCandidates.sort((bd1, bd2) -> {
        int i1 = ConfigurationClassUtils.getOrder(bd1.getBeanDefinition());
        int i2 = ConfigurationClassUtils.getOrder(bd2.getBeanDefinition());
        return (i1 < i2) ? -1 : (i1 > i2) ? 1 : 0;
    });

    // Detect any custom bean name generation strategy supplied through the enclosing application context
    SingletonBeanRegistry sbr = null;
    if (registry instanceof SingletonBeanRegistry) {
        sbr = (SingletonBeanRegistry) registry;
        if (!this.localBeanNameGeneratorSet) {
            BeanNameGenerator generator = (BeanNameGenerator) sbr
                    .getSingleton(CONFIGURATION_BEAN_NAME_GENERATOR);
            if (generator != null) {
                this.componentScanBeanNameGenerator = generator;
                this.importBeanNameGenerator = generator;
            }
        }
    }

    if (this.environment == null) {
        this.environment = new StandardEnvironment();
    }

    // Parse each @Configuration class
    ConfigurationClassParser parser = new ConfigurationClassParser(this.metadataReaderFactory,
            this.problemReporter, this.environment, this.resourceLoader, this.componentScanBeanNameGenerator,
            registry);

    Set<BeanDefinitionHolder> candidates = new LinkedHashSet<>(configCandidates);
    Set<ConfigurationClass> alreadyParsed = new HashSet<>(configCandidates.size());
    do {
        parser.parse(candidates);
        parser.validate();

        Set<ConfigurationClass> configClasses = new LinkedHashSet<>(parser.getConfigurationClasses());
        configClasses.removeAll(alreadyParsed);

        // Read the model and create bean definitions based on its content
        if (this.reader == null) {
            this.reader = new ConfigurationClassBeanDefinitionReader(registry, this.sourceExtractor,
                    this.resourceLoader, this.environment, this.importBeanNameGenerator,
                    parser.getImportRegistry());
        }
        this.reader.loadBeanDefinitions(configClasses);
        alreadyParsed.addAll(configClasses);

        candidates.clear();
        if (registry.getBeanDefinitionCount() > candidateNames.length) {
            String[] newCandidateNames = registry.getBeanDefinitionNames();
            Set<String> oldCandidateNames = new HashSet<>(Arrays.asList(candidateNames));
            Set<String> alreadyParsedClasses = new HashSet<>();
            for (ConfigurationClass configurationClass : alreadyParsed) {
                alreadyParsedClasses.add(configurationClass.getMetadata().getClassName());
            }
            for (String candidateName : newCandidateNames) {
                if (!oldCandidateNames.contains(candidateName)) {
                    BeanDefinition bd = registry.getBeanDefinition(candidateName);
                    if (ConfigurationClassUtils.checkConfigurationClassCandidate(bd, this.metadataReaderFactory)
                            && !alreadyParsedClasses.contains(bd.getBeanClassName())) {
                        candidates.add(new BeanDefinitionHolder(bd, candidateName));
                    }
                }
            }
            candidateNames = newCandidateNames;
        }
    } while (!candidates.isEmpty());

    // Register the ImportRegistry as a bean in order to support ImportAware @Configuration classes
    if (sbr != null) {
        if (!sbr.containsSingleton(IMPORT_REGISTRY_BEAN_NAME)) {
            sbr.registerSingleton(IMPORT_REGISTRY_BEAN_NAME, parser.getImportRegistry());
        }
    }

    if (this.metadataReaderFactory instanceof CachingMetadataReaderFactory) {
        // Clear cache in externally provided MetadataReaderFactory; this is a no-op
        // for a shared cache since it'll be cleared by the ApplicationContext.
        ((CachingMetadataReaderFactory) this.metadataReaderFactory).clearCache();
    }
}

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