Examples with Metadata org.osgi.service.blueprint.reflect.Metadata used on opensource projects

Example 21 with Metadata

use of org.osgi.service.blueprint.reflect.Metadata in project aries by apache.

the class CmNamespaceHandler method parsePropertyPlaceholder.

private ComponentMetadata parsePropertyPlaceholder(ParserContext context, Element element) {
    MutableBeanMetadata metadata = context.createMetadata(MutableBeanMetadata.class);
    metadata.setProcessor(true);
    metadata.setId(getId(context, element));
    metadata.setScope(BeanMetadata.SCOPE_SINGLETON);
    metadata.setRuntimeClass(CmPropertyPlaceholder.class);
    metadata.setInitMethod("init");
    metadata.setDestroyMethod("destroy");
    metadata.addProperty("blueprintContainer", createRef(context, "blueprintContainer"));
    metadata.addProperty("configAdmin", createConfigurationAdminRef(context));
    metadata.addProperty("persistentId", createValue(context, element.getAttribute(PERSISTENT_ID_ATTRIBUTE)));
    String prefix = element.hasAttribute(PLACEHOLDER_PREFIX_ATTRIBUTE) ? element.getAttribute(PLACEHOLDER_PREFIX_ATTRIBUTE) : "${";
    metadata.addProperty("placeholderPrefix", createValue(context, prefix));
    String suffix = element.hasAttribute(PLACEHOLDER_SUFFIX_ATTRIBUTE) ? element.getAttribute(PLACEHOLDER_SUFFIX_ATTRIBUTE) : "}";
    metadata.addProperty("placeholderSuffix", createValue(context, suffix));
    String defaultsRef = element.hasAttribute(DEFAULTS_REF_ATTRIBUTE) ? element.getAttribute(DEFAULTS_REF_ATTRIBUTE) : null;
    if (defaultsRef != null) {
        metadata.addProperty("defaultProperties", createRef(context, defaultsRef));
    }
    String ignoreMissingLocations = extractIgnoreMissingLocations(element);
    if (ignoreMissingLocations != null) {
        metadata.addProperty("ignoreMissingLocations", createValue(context, ignoreMissingLocations));
    }
    String systemProperties = extractSystemPropertiesAttribute(element);
    if (systemProperties == null) {
        systemProperties = SYSTEM_PROPERTIES_NEVER;
    }
    metadata.addProperty("systemProperties", createValue(context, systemProperties));
    String updateStrategy = element.getAttribute(UPDATE_STRATEGY_ATTRIBUTE);
    if (updateStrategy != null) {
        metadata.addProperty("updateStrategy", createValue(context, updateStrategy));
    }
    metadata.addProperty("managedObjectManager", createRef(context, MANAGED_OBJECT_MANAGER_NAME));
    // Parse elements
    List<String> locations = new ArrayList<String>();
    NodeList nl = element.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node node = nl.item(i);
        if (node instanceof Element) {
            Element e = (Element) node;
            if (isCmNamespace(e.getNamespaceURI())) {
                if (nodeNameEquals(e, DEFAULT_PROPERTIES_ELEMENT)) {
                    if (defaultsRef != null) {
                        throw new ComponentDefinitionException("Only one of " + DEFAULTS_REF_ATTRIBUTE + " attribute or " + DEFAULT_PROPERTIES_ELEMENT + " element is allowed");
                    }
                    Metadata props = parseDefaultProperties(context, metadata, e);
                    metadata.addProperty("defaultProperties", props);
                }
            } else if (isExtNamespace(e.getNamespaceURI())) {
                if (nodeNameEquals(e, LOCATION_ELEMENT)) {
                    locations.add(getTextValue(e));
                }
            }
        }
    }
    if (!locations.isEmpty()) {
        metadata.addProperty("locations", createList(context, locations));
    }
    PlaceholdersUtils.validatePlaceholder(metadata, context.getComponentDefinitionRegistry());
    return metadata;
}

Example 22 with Metadata

use of org.osgi.service.blueprint.reflect.Metadata in project aries by apache.

the class AbstractParserProxy method traverse.

/**
	   * Traverse to find all nested {@link ComponentMetadata} instances
	   * @param metadata
	   * @param output
	   */
private void traverse(Metadata metadata, Set<ComponentMetadata> output) {
    if (metadata instanceof ComponentMetadata) {
        traverseComponent((ComponentMetadata) metadata, output);
    } else if (metadata instanceof CollectionMetadata) {
        CollectionMetadata collection = (CollectionMetadata) metadata;
        for (Metadata v : collection.getValues()) traverse(v, output);
    } else if (metadata instanceof MapMetadata) {
        MapMetadata map = (MapMetadata) metadata;
        for (MapEntry e : map.getEntries()) {
            traverse(e.getKey(), output);
            traverse(e.getValue(), output);
        }
    }
}

Example 23 with Metadata

use of org.osgi.service.blueprint.reflect.Metadata in project aries by apache.

the class AbstractPropertyPlaceholder method processCollectionMetadata.

protected Metadata processCollectionMetadata(CollectionMetadata metadata) {
    List<Metadata> values = new ArrayList<Metadata>(metadata.getValues());
    if (!!!values.isEmpty()) {
        try {
            if (metadata instanceof MutableCollectionMetadata) {
                processingStack.add("Collection type: " + metadata.getValueType() + "->");
                MutableCollectionMetadata mcm = (MutableCollectionMetadata) metadata;
                for (Metadata value : values) {
                    mcm.removeValue(value);
                }
                for (Metadata value : values) {
                    mcm.addValue(processMetadata(value));
                }
            } else {
                printWarning(metadata, "Collection type: " + metadata.getValueType());
                processingStack.add("Collection type: " + metadata.getValueType() + "->");
                for (Metadata value : values) {
                    processMetadata(value);
                }
            }
        } finally {
            processingStack.removeLast();
        }
    }
    return metadata;
}

Example 24 with Metadata

use of org.osgi.service.blueprint.reflect.Metadata in project aries by apache.

the class Parser method parseRegistrationListener.

public RegistrationListener parseRegistrationListener(Element element, ComponentMetadata enclosingComponent) {
    RegistrationListenerImpl listener = new RegistrationListenerImpl();
    Metadata listenerComponent = null;
    // Parse attributes
    if (element.hasAttribute(REF_ATTRIBUTE)) {
        listenerComponent = new RefMetadataImpl(element.getAttribute(REF_ATTRIBUTE));
    }
    String registrationMethod = null;
    if (element.hasAttribute(REGISTRATION_METHOD_ATTRIBUTE)) {
        registrationMethod = element.getAttribute(REGISTRATION_METHOD_ATTRIBUTE);
        listener.setRegistrationMethod(registrationMethod);
    }
    String unregistrationMethod = null;
    if (element.hasAttribute(UNREGISTRATION_METHOD_ATTRIBUTE)) {
        unregistrationMethod = element.getAttribute(UNREGISTRATION_METHOD_ATTRIBUTE);
        listener.setUnregistrationMethod(unregistrationMethod);
    }
    if (registrationMethod == null && unregistrationMethod == null) {
        throw new ComponentDefinitionException("One of " + REGISTRATION_METHOD_ATTRIBUTE + " or " + UNREGISTRATION_METHOD_ATTRIBUTE + " must be set");
    }
    // Parse elements
    NodeList nl = element.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node node = nl.item(i);
        if (node instanceof Element) {
            Element e = (Element) node;
            if (isBlueprintNamespace(e.getNamespaceURI())) {
                if (nodeNameEquals(e, REF_ELEMENT)) {
                    if (listenerComponent != null) {
                        throw new ComponentDefinitionException("Only one of " + REF_ATTRIBUTE + " attribute, " + REF_ELEMENT + ", " + BEAN_ELEMENT + ", " + REFERENCE_ELEMENT + ", " + SERVICE_ELEMENT + " or custom element can be set");
                    }
                    String component = e.getAttribute(COMPONENT_ID_ATTRIBUTE);
                    if (component == null || component.length() == 0) {
                        throw new ComponentDefinitionException("Element " + REF_ELEMENT + " must have a valid " + COMPONENT_ID_ATTRIBUTE + " attribute");
                    }
                    listenerComponent = new RefMetadataImpl(component);
                } else if (nodeNameEquals(e, BEAN_ELEMENT)) {
                    if (listenerComponent != null) {
                        throw new ComponentDefinitionException("Only one of " + REF_ATTRIBUTE + " attribute, " + REF_ELEMENT + ", " + BEAN_ELEMENT + ", " + REFERENCE_ELEMENT + ", " + SERVICE_ELEMENT + " or custom element can be set");
                    }
                    listenerComponent = parseBeanMetadata(e, false);
                } else if (nodeNameEquals(e, REFERENCE_ELEMENT)) {
                    if (listenerComponent != null) {
                        throw new ComponentDefinitionException("Only one of " + REF_ATTRIBUTE + " attribute, " + REF_ELEMENT + ", " + BEAN_ELEMENT + ", " + REFERENCE_ELEMENT + ", " + SERVICE_ELEMENT + " or custom element can be set");
                    }
                    listenerComponent = parseReference(e, false);
                } else if (nodeNameEquals(e, SERVICE_ELEMENT)) {
                    if (listenerComponent != null) {
                        throw new ComponentDefinitionException("Only one of " + REF_ATTRIBUTE + " attribute, " + REF_ELEMENT + ", " + BEAN_ELEMENT + ", " + REFERENCE_ELEMENT + ", " + SERVICE_ELEMENT + " or custom element can be set");
                    }
                    listenerComponent = parseService(e, false);
                }
            } else {
                if (listenerComponent != null) {
                    throw new ComponentDefinitionException("Only one of " + REF_ATTRIBUTE + " attribute, " + REF_ELEMENT + ", " + BEAN_ELEMENT + ", " + REFERENCE_ELEMENT + ", " + SERVICE_ELEMENT + " or custom element can be set");
                }
                listenerComponent = parseCustomElement(e, enclosingComponent);
            }
        }
    }
    if (listenerComponent == null) {
        throw new ComponentDefinitionException("One of " + REF_ATTRIBUTE + " attribute, " + REF_ELEMENT + ", " + BEAN_ELEMENT + ", " + REFERENCE_ELEMENT + ", " + SERVICE_ELEMENT + " or custom element must be set");
    }
    listener.setListenerComponent((Target) listenerComponent);
    return listener;
}

Example 25 with Metadata

use of org.osgi.service.blueprint.reflect.Metadata in project aries by apache.

the class Parser method parseBeanArgument.

private BeanArgument parseBeanArgument(ComponentMetadata enclosingComponent, Element element) {
    int index = element.hasAttribute(INDEX_ATTRIBUTE) ? Integer.parseInt(element.getAttribute(INDEX_ATTRIBUTE)) : -1;
    String type = element.hasAttribute(TYPE_ATTRIBUTE) ? element.getAttribute(TYPE_ATTRIBUTE) : null;
    Metadata value = parseArgumentOrPropertyValue(element, enclosingComponent);
    return new BeanArgumentImpl(value, type, index);
}