Java Code Examples for org.springframework.beans.factory.config.BeanDefinition#getPropertyValues()

/**
 * Iterates through the properties defined for the bean definition and invokes helper methods to process
 * the property value
 *
 * @param beanDefinition bean definition whose properties will be processed
 * @param nestedBeanStack stack of beans which contain the given bean
 */
protected void processBeanProperties(BeanDefinition beanDefinition, Stack<BeanDefinitionHolder> nestedBeanStack) {
    // iterate through properties and check for any configured message keys within the value
    MutablePropertyValues pvs = beanDefinition.getPropertyValues();
    PropertyValue[] pvArray = pvs.getPropertyValues();
    for (PropertyValue pv : pvArray) {
        Object newPropertyValue = null;
        if (isStringValue(pv.getValue())) {
            newPropertyValue = processStringPropertyValue(pv.getName(), getString(pv.getValue()), nestedBeanStack);
        } else {
            newPropertyValue = visitPropertyValue(pv.getName(), pv.getValue(), nestedBeanStack);
        }

        pvs.removePropertyValue(pv.getName());
        pvs.addPropertyValue(pv.getName(), newPropertyValue);
    }
}
 

/**
 * Retrieves the component code associated with the bean definition
 *
 * @param beanName name of the bean to find component code for
 * @param beanDefinition bean definition to find component code for
 * @return String component code for bean or null if a component code was not found
 */
protected String getComponentForBean(String beanName, BeanDefinition beanDefinition) {
    String componentCode = null;

    MutablePropertyValues pvs = beanDefinition.getPropertyValues();
    if (pvs.contains(KRADPropertyConstants.COMPONENT_CODE)) {
        PropertyValue propertyValue = pvs.getPropertyValue(KRADPropertyConstants.COMPONENT_CODE);

        componentCode = getStringValue(propertyValue.getValue());
    }

    if ((componentCode == null) && StringUtils.isNotBlank(beanName) && !isGeneratedBeanName(beanName)) {
        componentCode = beanName;
    }

    if (StringUtils.isNotBlank(componentCode)) {
        componentCode = StringUtils.removeEnd(componentCode, KRADConstants.DICTIONARY_BEAN_PARENT_SUFFIX);
    }

    return componentCode;
}
 

@Override
public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {
    String useLocal = AppContext.getProperty("cuba.useLocalServiceInvocation");

    if (Boolean.valueOf(useLocal)) {
        log.info("Configuring proxy beans for local service invocations: {}", services.keySet());

        BeanDefinitionRegistry registry = (BeanDefinitionRegistry) beanFactory;
        for (Map.Entry<String, String> entry : services.entrySet()) {
            String name = entry.getKey();
            String serviceInterface = entry.getValue();
            BeanDefinition definition = new RootBeanDefinition(serviceProxyClass);
            MutablePropertyValues propertyValues = definition.getPropertyValues();
            propertyValues.add("serviceName", name);
            propertyValues.add("serviceInterface", serviceInterface);
            registry.registerBeanDefinition(name, definition);

            log.debug("Configured proxy bean {} of type {}", name, serviceInterface);
        }

        processSubstitutions(beanFactory);
    } else {
        super.postProcessBeanFactory(beanFactory);
    }
}
 

public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {

		String[] beanNameArray = beanFactory.getBeanDefinitionNames();
		for (int i = 0; i < beanNameArray.length; i++) {
			BeanDefinition beanDef = beanFactory.getBeanDefinition(beanNameArray[i]);
			String beanClassName = beanDef.getBeanClassName();

			if (FEIGN_FACTORY_CLASS.equals(beanClassName) == false) {
				continue;
			}

			MutablePropertyValues mpv = beanDef.getPropertyValues();
			PropertyValue pv = mpv.getPropertyValue("name");
			String client = String.valueOf(pv.getValue() == null ? "" : pv.getValue());
			if (StringUtils.isNotBlank(client)) {
				this.transientClientSet.add(client);
			}

		}

		this.fireAfterPropertiesSet();

	}
 

public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {

		String[] beanNameArray = beanFactory.getBeanDefinitionNames();
		for (int i = 0; i < beanNameArray.length; i++) {
			BeanDefinition beanDef = beanFactory.getBeanDefinition(beanNameArray[i]);
			String beanClassName = beanDef.getBeanClassName();

			if (FEIGN_FACTORY_CLASS.equals(beanClassName) == false) {
				continue;
			}

			MutablePropertyValues mpv = beanDef.getPropertyValues();
			PropertyValue pv = mpv.getPropertyValue("name");
			String client = String.valueOf(pv.getValue() == null ? "" : pv.getValue());
			if (StringUtils.isNotBlank(client)) {
				this.transientClientSet.add(client);
			}

		}

		this.fireAfterPropertiesSet();

	}
 

protected void processSubstitutions(ConfigurableListableBeanFactory beanFactory) {
    if (substitutions != null) {
        BeanDefinitionRegistry registry = (BeanDefinitionRegistry) beanFactory;

        for (Map.Entry<String, String> entry : substitutions.entrySet()) {
            // replace bean with substitution bean
            if (beanFactory.containsBean(entry.getKey())) {
                String beanName = entry.getKey();
                String beanClass = entry.getValue();

                BeanDefinition definition = new RootBeanDefinition(beanClass);
                MutablePropertyValues propertyValues = definition.getPropertyValues();
                propertyValues.add("substitutedBean", beanFactory.getBean(beanName));
                registry.registerBeanDefinition(beanName, definition);
            }
        }
    }
}
 

private void findInnerBeanDefinitionsAndBeanReferences(BeanDefinition beanDefinition) {
	List<BeanDefinition> innerBeans = new ArrayList<BeanDefinition>();
	List<BeanReference> references = new ArrayList<BeanReference>();
	PropertyValues propertyValues = beanDefinition.getPropertyValues();
	for (int i = 0; i < propertyValues.getPropertyValues().length; i++) {
		PropertyValue propertyValue = propertyValues.getPropertyValues()[i];
		Object value = propertyValue.getValue();
		if (value instanceof BeanDefinitionHolder) {
			innerBeans.add(((BeanDefinitionHolder) value).getBeanDefinition());
		}
		else if (value instanceof BeanDefinition) {
			innerBeans.add((BeanDefinition) value);
		}
		else if (value instanceof BeanReference) {
			references.add((BeanReference) value);
		}
	}
	this.innerBeanDefinitions = innerBeans.toArray(new BeanDefinition[innerBeans.size()]);
	this.beanReferences = references.toArray(new BeanReference[references.size()]);
}
 

public AdvisorComponentDefinition(
		String advisorBeanName, BeanDefinition advisorDefinition, @Nullable BeanDefinition pointcutDefinition) {

	Assert.notNull(advisorBeanName, "'advisorBeanName' must not be null");
	Assert.notNull(advisorDefinition, "'advisorDefinition' must not be null");
	this.advisorBeanName = advisorBeanName;
	this.advisorDefinition = advisorDefinition;

	MutablePropertyValues pvs = advisorDefinition.getPropertyValues();
	BeanReference adviceReference = (BeanReference) pvs.get("adviceBeanName");
	Assert.state(adviceReference != null, "Missing 'adviceBeanName' property");

	if (pointcutDefinition != null) {
		this.beanReferences = new BeanReference[] {adviceReference};
		this.beanDefinitions = new BeanDefinition[] {advisorDefinition, pointcutDefinition};
		this.description = buildDescription(adviceReference, pointcutDefinition);
	}
	else {
		BeanReference pointcutReference = (BeanReference) pvs.get("pointcut");
		Assert.state(pointcutReference != null, "Missing 'pointcut' property");
		this.beanReferences = new BeanReference[] {adviceReference, pointcutReference};
		this.beanDefinitions = new BeanDefinition[] {advisorDefinition};
		this.description = buildDescription(adviceReference, pointcutReference);
	}
}
 

private void findInnerBeanDefinitionsAndBeanReferences(BeanDefinition beanDefinition) {
	List<BeanDefinition> innerBeans = new ArrayList<BeanDefinition>();
	List<BeanReference> references = new ArrayList<BeanReference>();
	PropertyValues propertyValues = beanDefinition.getPropertyValues();
	for (int i = 0; i < propertyValues.getPropertyValues().length; i++) {
		PropertyValue propertyValue = propertyValues.getPropertyValues()[i];
		Object value = propertyValue.getValue();
		if (value instanceof BeanDefinitionHolder) {
			innerBeans.add(((BeanDefinitionHolder) value).getBeanDefinition());
		}
		else if (value instanceof BeanDefinition) {
			innerBeans.add((BeanDefinition) value);
		}
		else if (value instanceof BeanReference) {
			references.add((BeanReference) value);
		}
	}
	this.innerBeanDefinitions = innerBeans.toArray(new BeanDefinition[innerBeans.size()]);
	this.beanReferences = references.toArray(new BeanReference[references.size()]);
}
 

/**
 * Attempts to find a property value for the given property name within the bean definition, if the property
 * does not exist in the bean and there is a parent, the parent is checked for containing the property. This
 * continues until a property value is found or all the parents have been traversed
 *
 * @param beanDefinition bean definition to find property value in
 * @param propertyName name of the property to find the value for
 * @return String value for property in the bean definition or null if the property was not found
 */
protected String findPropertyValueInBeanDefinition(BeanDefinition beanDefinition, String propertyName) {
    String beanPropertyValue = null;

    MutablePropertyValues pvs = beanDefinition.getPropertyValues();
    if (pvs.contains(propertyName)) {
        PropertyValue propertyValue = pvs.getPropertyValue(propertyName);
        if (propertyValue.getValue() != null) {
            beanPropertyValue = propertyValue.getValue().toString();
        }
    } else {
        if (StringUtils.isNotBlank(beanDefinition.getParentName())) {
            BeanDefinition parentBeanDefinition = beanFactory.getBeanDefinition(beanDefinition.getParentName());

            beanPropertyValue = findPropertyValueInBeanDefinition(parentBeanDefinition, propertyName);
        }
    }

    return beanPropertyValue;
}
 

/**
 * Processes a top level (non nested) bean definition for expressions
 *
 * <p>
 * A bean that is non nested (or top of a collection) will hold all the expressions for the graph. A new
 * expression graph is initialized and expressions are collected as the bean and all its children are processed.
 * The expression graph is then set as a property on the top bean definition
 * </p>
 *
 * @param beanName name of the bean to process
 * @param beanDefinition bean definition to process
 * @param beanFactory factory holding all the bean definitions
 * @param processedBeanNames set of bean names that have already been processed
 */
protected void processBeanDefinition(String beanName, BeanDefinition beanDefinition,
        ConfigurableListableBeanFactory beanFactory, Set<String> processedBeanNames) {
    Class<?> beanClass = getBeanClass(beanDefinition, beanFactory);
    if ((beanClass == null) || !UifDictionaryBean.class.isAssignableFrom(beanClass) || processedBeanNames.contains(
            beanName)) {
        return;
    }

    // process bean definition and all nested definitions for expressions
    ManagedMap<String, String> expressionGraph = new ManagedMap<String, String>();
    MutablePropertyValues pvs = beanDefinition.getPropertyValues();
    if (pvs.contains(UifPropertyPaths.EXPRESSION_GRAPH)) {
        expressionGraph = (ManagedMap<String, String>) pvs.getPropertyValue(UifPropertyPaths.EXPRESSION_GRAPH)
                .getValue();
        if (expressionGraph == null) {
            expressionGraph = new ManagedMap<String, String>();
        }
    }

    expressionGraph.setMergeEnabled(false);
    processNestedBeanDefinition(beanName, beanDefinition, "", expressionGraph, beanFactory, processedBeanNames);

    // add property for expression graph
    pvs = beanDefinition.getPropertyValues();
    pvs.addPropertyValue(UifPropertyPaths.EXPRESSION_GRAPH, expressionGraph);
}
 

/**
 * Retrieves the configured property values for the view bean definition associated with the given type and
 * index
 *
 * <p>
 * Since constructing the View object can be expensive, when metadata only is needed this method can be used
 * to retrieve the configured property values. Note this looks at the merged bean definition
 * </p>
 *
 * @param viewTypeName - type name for the view
 * @param indexKey - Map of index key parameters, these are the parameters the indexer used to index
 * the view initially and needs to identify an unique view instance
 * @return PropertyValues configured on the view bean definition, or null if view is not found
 */
public PropertyValues getViewPropertiesByType(ViewType viewTypeName, Map<String, String> indexKey) {
    String index = buildTypeIndex(indexKey);

    ViewTypeDictionaryIndex typeIndex = getTypeIndex(viewTypeName);

    String beanName = typeIndex.get(index);
    if (StringUtils.isNotBlank(beanName)) {
        BeanDefinition beanDefinition = ddBeans.getMergedBeanDefinition(beanName);

        return beanDefinition.getPropertyValues();
    }

    return null;
}
 

/**
 * Applies the text for a given message to the associated bean definition property
 *
 * @param message message instance to apply
 * @param beanDefinition bean definition the message should be applied to
 * @param beanClass class for the bean definition
 */
protected void applyMessageToBean(Message message, BeanDefinition beanDefinition, Class<?> beanClass) {
    String key = message.getKey().trim();

    // if message doesn't start with path indicator, it will be an explicit key that is matched when
    // iterating over the property values, so we will just return in that case
    if (!key.startsWith(KRADConstants.MESSAGE_KEY_PATH_INDICATOR)) {
        return;
    }

    // if here dealing with a path key, strip off indicator and then process as a property path
    key = StringUtils.stripStart(key, KRADConstants.MESSAGE_KEY_PATH_INDICATOR);

    // list factory beans just have the one list property (with no name)
    if (ListFactoryBean.class.isAssignableFrom(beanClass)) {
        MutablePropertyValues pvs = beanDefinition.getPropertyValues();

        PropertyValue propertyValue = pvs.getPropertyValueList().get(0);
        List<?> listValue = (List<?>) propertyValue.getValue();

        applyMessageToNestedListBean(message, listValue, key);
    } else if (StringUtils.contains(key, ".")) {
        applyMessageToNestedBean(message, beanDefinition, key);
    } else {
        applyMessageTextToPropertyValue(key, message.getText(), beanDefinition);
    }
}
 

/**
 * Gets JNDI names for all configured instances of {@link JndiObjectFactoryBean}
 *
 * Note: If this method is invoked before ApplicationContext.refresh() then any bean property
 * values containing property placeholders will not be resolved.
 *
 * @return the unmodifiable list of JNDI binding names
 */
public List<String> getJndiNames() {
    List<String> bindings = new ArrayList<>();
    for(String beanName : applicationContext.getBeanDefinitionNames()) {
        BeanDefinition definition = applicationContext.getBeanDefinition(beanName);
        String beanClassName = definition.getBeanClassName();

        if (beanClassName != null && beanClassName.equals(JndiObjectFactoryBean.class.getName())) {
            MutablePropertyValues propertyValues = definition.getPropertyValues();
            Object jndiPropertyValue = propertyValues.get("jndiName");

            if (jndiPropertyValue == null) {
                LOGGER.debug("Skipping JNDI binding dependency for bean: {}", beanName);
                continue;
            }

            String jndiName = null;
            if (jndiPropertyValue instanceof String) {
                jndiName = (String) jndiPropertyValue;
            } else if (jndiPropertyValue instanceof TypedStringValue) {
                jndiName = ((TypedStringValue) jndiPropertyValue).getValue();
            } else {
                LOGGER.debug("Ignoring unknown JndiObjectFactoryBean property value type {}", jndiPropertyValue.getClass().getSimpleName());
            }

            if (jndiName != null) {
                bindings.add(jndiName);
            }
        }
    }
    return Collections.unmodifiableList(bindings);
}
 

/**
 * Returns a property value for the bean with the given name from the dictionary.
 *
 * @param beanName id or name for the bean definition
 * @param propertyName name of the property to retrieve, must be a valid property configured on
 * the bean definition
 * @return Object property value for property
 */
public Object getDictionaryBeanProperty(String beanName, String propertyName) {
    Object bean = ddBeans.getSingleton(beanName);
    if (bean != null) {
        return ObjectPropertyUtils.getPropertyValue(bean, propertyName);
    }

    BeanDefinition beanDefinition = ddBeans.getMergedBeanDefinition(beanName);

    if (beanDefinition == null) {
        throw new RuntimeException("Unable to get bean for bean name: " + beanName);
    }

    PropertyValues pvs = beanDefinition.getPropertyValues();
    if (pvs.contains(propertyName)) {
        PropertyValue propertyValue = pvs.getPropertyValue(propertyName);

        Object value;
        if (propertyValue.isConverted()) {
            value = propertyValue.getConvertedValue();
        } else if (propertyValue.getValue() instanceof String) {
            String unconvertedValue = (String) propertyValue.getValue();
            Scope scope = ddBeans.getRegisteredScope(beanDefinition.getScope());
            BeanExpressionContext beanExpressionContext = new BeanExpressionContext(ddBeans, scope);

            value = ddBeans.getBeanExpressionResolver().evaluate(unconvertedValue, beanExpressionContext);
        } else {
            value = propertyValue.getValue();
        }

        return value;
    }

    return null;
}
 

@Override
    public void postProcessBeanFactory(ConfigurableListableBeanFactory configurableListableBeanFactory) throws BeansException {
        System.out.println("BeanFactoryPostProcessor 调用 postProcessBeanFactory  方法");
        BeanDefinition bd = configurableListableBeanFactory.getBeanDefinition("student");
        MutablePropertyValues propertyValues = bd.getPropertyValues();
        //配置文件中的信息在加载到Spring中后以BeanDefinition的形式存在.在这里又可以更改BeanDefinition,所以可以理解为更改配置文件里面的内容
//        propertyValues.add("zdy","123");
    }
 

@Override
public BeanDefinitionHolder decorate(Node node, BeanDefinitionHolder definition, ParserContext parserContext) {
	Element element = (Element) node;
	BeanDefinition def = definition.getBeanDefinition();

	MutablePropertyValues mpvs = (def.getPropertyValues() == null) ? new MutablePropertyValues() : def.getPropertyValues();
	mpvs.add("name", element.getAttribute("name"));
	mpvs.add("age", element.getAttribute("age"));

	((AbstractBeanDefinition) def).setPropertyValues(mpvs);
	return definition;
}
 

/**
 * Initializes the view index {@code Map} then iterates through all the
 * beans in the factory that implement {@code View}, adding them to the
 * index
 */
protected void buildViewIndicies() {
    LOG.info("Starting View Index Building");

    viewBeanEntriesById = new HashMap<String, String>();
    viewEntriesByType = new HashMap<String, ViewTypeDictionaryIndex>();
    viewPools = new HashMap<String, UifViewPool>();

    boolean inDevMode = Boolean.parseBoolean(ConfigContext.getCurrentContextConfig().getProperty(
            KRADConstants.ConfigParameters.KRAD_DEV_MODE));

    ExecutorService executor = Executors.newFixedThreadPool(threadPoolSize);

    String[] beanNames = ddBeans.getBeanNamesForType(View.class);
    for (final String beanName : beanNames) {
        BeanDefinition beanDefinition = ddBeans.getMergedBeanDefinition(beanName);
        PropertyValues propertyValues = beanDefinition.getPropertyValues();

        String id = ViewModelUtils.getStringValFromPVs(propertyValues, "id");
        if (StringUtils.isBlank(id)) {
            id = beanName;
        }

        if (viewBeanEntriesById.containsKey(id)) {
            throw new DataDictionaryException("Two views must not share the same id. Found duplicate id: " + id);
        }

        viewBeanEntriesById.put(id, beanName);

        indexViewForType(propertyValues, id);

        // pre-load views if necessary
        if (!inDevMode) {
            String poolSizeStr = ViewModelUtils.getStringValFromPVs(propertyValues, "preloadPoolSize");
            if (StringUtils.isNotBlank(poolSizeStr)) {
                int poolSize = Integer.parseInt(poolSizeStr);
                if (poolSize < 1) {
                    continue;
                }

                final View view = (View) ddBeans.getBean(beanName);
                final UifViewPool viewPool = new UifViewPool();
                viewPool.setMaxSize(poolSize);
                for (int j = 0; j < poolSize; j++) {
                    Runnable createView = new Runnable() {
                        @Override
                        public void run() {
                            viewPool.addViewInstance((View) CopyUtils.copy(view));
                        }
                    };

                    executor.execute(createView);
                }
                viewPools.put(id, viewPool);
            }
        }
    }

    executor.shutdown();

    LOG.info("Completed View Index Building");
}
 

@Override
public void postProcessBeanFactory(@Nonnull ConfigurableListableBeanFactory beanFactory) throws BeansException {
    log.info("Configuring remote services");

    BeanDefinitionRegistry registry = (BeanDefinitionRegistry) beanFactory;

    ApplicationContext coreContext = context.getParent();
    if (coreContext == null) {
        throw new RuntimeException("Parent Spring context is null");
    }

    Map<String,Object> services = coreContext.getBeansWithAnnotation(Service.class);
    for (Map.Entry<String, Object> entry : services.entrySet()) {
        String serviceName = entry.getKey();
        Object service = entry.getValue();

        List<Class> serviceInterfaces = new ArrayList<>();
        List<Class<?>> interfaces = ClassUtils.getAllInterfaces(service.getClass());
        for (Class intf : interfaces) {
            if (intf.getName().endsWith("Service"))
                serviceInterfaces.add(intf);
        }
        String intfName = null;
        if (serviceInterfaces.size() == 0) {
            log.error("Bean " + serviceName + " has @Service annotation but no interfaces named '*Service'. Ignoring it.");
        } else if (serviceInterfaces.size() > 1) {
            intfName = findLowestSubclassName(serviceInterfaces);
            if (intfName == null)
                log.error("Bean " + serviceName + " has @Service annotation and more than one interface named '*Service', " +
                        "but these interfaces are not from the same hierarchy. Ignoring it.");
        } else {
            intfName = serviceInterfaces.get(0).getName();
        }
        if (intfName != null) {
            if (ServiceExportHelper.exposeServices()) {
                BeanDefinition definition = new RootBeanDefinition(HttpServiceExporter.class);
                MutablePropertyValues propertyValues = definition.getPropertyValues();
                propertyValues.add("service", service);
                propertyValues.add("serviceInterface", intfName);
                registry.registerBeanDefinition("/" + serviceName, definition);
                log.debug("Bean " + serviceName + " configured for export via HTTP");
            } else {
                ServiceExportHelper.registerLocal("/" + serviceName, service);
            }
        }
    }
}
 

/**
 * Retrieves the configured property values for the view bean definition associated with the given id
 *
 * <p>
 * Since constructing the View object can be expensive, when metadata only is needed this method can be used
 * to retrieve the configured property values. Note this looks at the merged bean definition
 * </p>
 *
 * @param viewId - id for the view to retrieve
 * @return PropertyValues configured on the view bean definition, or null if view is not found
 */
public PropertyValues getViewPropertiesById(String viewId) {
    String beanName = viewBeanEntriesById.get(viewId);
    if (StringUtils.isNotBlank(beanName)) {
        BeanDefinition beanDefinition = ddBeans.getMergedBeanDefinition(beanName);

        return beanDefinition.getPropertyValues();
    }

    return null;
}