Example usage for org.springframework.beans.factory.config BeanDefinition getClass

Introduction

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

Prototype

@HotSpotIntrinsicCandidate
public final native Class<?> getClass();

Source Link

Document

Returns the runtime class of this Object .

Usage

From source file:uk.org.ponder.rsac.support.BeanDefUtil.java

static String getParentDefinitionName(BeanDefinition bd) {
    try {/*from w  ww.  java 2  s.com*/
        if (ReflectUtils.hasMethod(bd, "getParentName")) {
            Method method = bd.getClass().getMethod("getParentName", SAXAccessMethod.emptyclazz);
            return (String) method.invoke(bd, SAXAccessMethod.emptyobj);
        }
    } catch (Exception e) {
    }
    return null;
}

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From source file:uk.org.ponder.rsac.support.BeanDefUtil.java

static AbstractBeanDefinition getMergedBeanDefinition(ConfigurableListableBeanFactory factory, String beanName,
        BeanDefinition bd) throws BeansException {

    if (!(bd instanceof AbstractBeanDefinition)) {
        throw new IllegalArgumentException("Bean definition " + beanName + " of " + bd.getClass()
                + " which is not descended from AbstractBeanDefinition can not be recognised");
    }//from ww  w . ja v a 2  s. c o m
    AbstractBeanDefinition abd = (AbstractBeanDefinition) bd;
    String parentName = getParentDefinitionName(abd);
    if (parentName == null) {
        return abd;
    } else {
        AbstractBeanDefinition pbd = null;
        if (!beanName.equals(parentName)) {
            pbd = getMergedBeanDefinition(factory, parentName, true);
        } else {
            if (factory.getParentBeanFactory() instanceof ConfigurableListableBeanFactory) {
                ConfigurableListableBeanFactory parentFactory = (ConfigurableListableBeanFactory) factory
                        .getParentBeanFactory();
                pbd = getMergedBeanDefinition(parentFactory, parentName, true);
            } else {
                throw new NoSuchBeanDefinitionException(parentName,
                        "Parent name '" + parentName + "' is equal to bean name '" + beanName
                                + "' - cannot be resolved without an AbstractBeanFactory parent");
            }
        }

        // deep copy with overridden values
        pbd.overrideFrom(abd);
        return pbd;
    }

}

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From source file:org.brekka.stillingar.spring.pc.ConstructorArgDefChangeListener.java

@Override
protected void onChange(String newValue) {
    ConfigurableListableBeanFactory beanFactory = beanFactoryRef.get();
    if (beanFactory == null) {
        return;//from   w w  w.jav a 2  s.co m
    }

    BeanDefinition beanDef = beanFactory.getMergedBeanDefinition(beanName);
    ConstructorArgumentValues mutableConstructorValues = beanDef.getConstructorArgumentValues();
    ValueHolder valueHolder = null;
    List<ValueHolder> genericArgumentValues = mutableConstructorValues.getGenericArgumentValues();
    if (constructorArgIndex != null) {
        valueHolder = mutableConstructorValues.getIndexedArgumentValues().get(constructorArgIndex);
        if (valueHolder == null) {
            throw new IllegalStateException(
                    String.format("Failed to find constructor arg at index %d", constructorArgIndex));
        }
    } else if (genericArgumentValues.size() == 1) {
        valueHolder = genericArgumentValues.get(0);
    } else {
        for (ValueHolder vh : genericArgumentValues) {
            if (vh.getType().equals(constructorArgType)) {
                valueHolder = vh;
            }
        }
        if (valueHolder == null) {
            throw new IllegalStateException(
                    String.format("Failed to find constructor arg with type '%s'", constructorArgType));
        }
    }
    if (!ObjectUtils.nullSafeEquals(newValue, valueHolder.getValue())) {
        valueHolder.setValue(newValue);
        try {
            /*
             * Spring implements caching of constructor values, which can be reset by clearing the package-private
             * field 'resolvedConstructorOrFactoryMethod' on RootBeanDefinition. Naturally this will fail if a
             * security manager is present but there doesn't seem to be any other way to do it. Make sure to warn
             * about this in the documentation!
             */
            Field field = beanDef.getClass().getDeclaredField("resolvedConstructorOrFactoryMethod");
            field.setAccessible(true);
            field.set(beanDef, null);
        } catch (Exception e) {
            throw new ConfigurationException(String.format(
                    "Unable to update value for constructor argument '%s'. "
                            + "Failed to reset the cached constructor state for bean '%s'",
                    (constructorArgIndex != null ? constructorArgIndex.toString() : constructorArgType),
                    beanName), e);
        }
    }
}

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From source file:org.apache.camel.spring.handler.CamelNamespaceHandler.java

private void addDependsOnToRouteBuilder(Element childElement, ParserContext parserContext, String contextId) {
    // setting the depends-on explicitly is required since Spring 3.0
    String routeBuilderName = childElement.getAttribute("ref");
    if (ObjectHelper.isNotEmpty(routeBuilderName)) {
        // set depends-on to the context for a routeBuilder bean
        try {//  w  w  w  . j  a  va2s. c  o m
            BeanDefinition definition = parserContext.getRegistry().getBeanDefinition(routeBuilderName);
            Method getDependsOn = definition.getClass().getMethod("getDependsOn", new Class[] {});
            String[] dependsOn = (String[]) getDependsOn.invoke(definition, new Object[] {});
            if (dependsOn == null || dependsOn.length == 0) {
                dependsOn = new String[] { contextId };
            } else {
                String[] temp = new String[dependsOn.length + 1];
                System.arraycopy(dependsOn, 0, temp, 0, dependsOn.length);
                temp[dependsOn.length] = contextId;
                dependsOn = temp;
            }
            Method method = definition.getClass().getMethod("setDependsOn", String[].class);
            method.invoke(definition, (Object) dependsOn);
        } catch (Exception e) {
            // Do nothing here
        }
    }
}

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From source file:org.apache.camel.spring.handler.CamelNamespaceHandler.java

private void registerEndpoint(Element childElement, ParserContext parserContext, String contextId) {
    String id = childElement.getAttribute("id");
    // must have an id to be registered
    if (ObjectHelper.isNotEmpty(id)) {
        BeanDefinition definition = endpointParser.parse(childElement, parserContext);
        definition.getPropertyValues().addPropertyValue("camelContext", new RuntimeBeanReference(contextId));
        // Need to add this dependency of CamelContext for Spring 3.0
        try {//  w  w  w  .  j a v  a2  s .  c  om
            Method method = definition.getClass().getMethod("setDependsOn", String[].class);
            method.invoke(definition, (Object) new String[] { contextId });
        } catch (Exception e) {
            // Do nothing here
        }
        parserContext.registerBeanComponent(new BeanComponentDefinition(definition, id));
    }
}

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From source file:org.directwebremoting.spring.DwrNamespaceHandler.java

/**
 *  Try getting the beanClassName from the definition and if that fails try to get it from
 *  the parent (and even parent BeanFactory if we have to).
 *  @param definition//from   w  ww .j av  a  2 s. c om
 *  @param registry
 *  @return class name or null if not found
 */
protected static String resolveBeanClassname(BeanDefinition definition, BeanDefinitionRegistry registry) {
    String beanClassName = definition.getBeanClassName();
    while (!StringUtils.hasText(beanClassName)) {
        try {
            Method m = definition.getClass().getMethod("getParentName", new Class[0]);
            String parentName = (String) m.invoke(definition, new Object[0]);
            BeanDefinition parentDefinition = findParentDefinition(parentName, registry);
            beanClassName = parentDefinition.getBeanClassName();
            definition = parentDefinition;
        } catch (Exception e) {
            throw new FatalBeanException("No parent bean could be found for " + definition, e);
        }
    }
    return beanClassName;
}

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