Package org.apache.aries.blueprint.reflect

Examples of org.apache.aries.blueprint.reflect.RefMetadataImpl

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    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);
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    private ReferenceListener parseServiceListener(Element element, ComponentMetadata enclosingComponent) {
        ReferenceListenerImpl listener = new ReferenceListenerImpl();
        Metadata listenerComponent = null;
        // Parse attributes
        if (element.hasAttribute(REF_ATTRIBUTE)) {
            listenerComponent = new RefMetadataImpl(element.getAttribute(REF_ATTRIBUTE));
        }
        String bindMethodName = null;
        String unbindMethodName = null;
        if (element.hasAttribute(BIND_METHOD_ATTRIBUTE)) {
            bindMethodName = element.getAttribute(BIND_METHOD_ATTRIBUTE);
            listener.setBindMethod(bindMethodName);
        }
        if (element.hasAttribute(UNBIND_METHOD_ATTRIBUTE)) {
            unbindMethodName = element.getAttribute(UNBIND_METHOD_ATTRIBUTE);
            listener.setUnbindMethod(unbindMethodName);
        }
        if (bindMethodName == null && unbindMethodName == null) {
            throw new ComponentDefinitionException("One of " + BIND_METHOD_ATTRIBUTE + " or " + UNBIND_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 + ", " + BLUEPRINT_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 + ", " + BLUEPRINT_ELEMENT + ", " + REFERENCE_ELEMENT + ", " + SERVICE_ELEMENT + " or custom element can be set");
                        }
                        listenerComponent = parseBeanMetadata(e, false);
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    private Metadata parseArgumentOrPropertyValue(Element element, ComponentMetadata enclosingComponent) {
        Metadata [] values = new Metadata[3];
       
        if (element.hasAttribute(REF_ATTRIBUTE)) {
            values[0] = new RefMetadataImpl(element.getAttribute(REF_ATTRIBUTE));
        }
       
        if (element.hasAttribute(VALUE_ATTRIBUTE)) {
            values[1] = new ValueMetadataImpl(element.getAttribute(VALUE_ATTRIBUTE));
        }
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    private RefMetadata parseRef(Element element) {
        String component = element.getAttribute(COMPONENT_ID_ATTRIBUTE);
        if (component == null || component.length() == 0) {
            throw new ComponentDefinitionException("Element " + REF_ELEMENT + " must have a valid " + COMPONENT_ID_ATTRIBUTE + " attribute");
        }
        return new RefMetadataImpl(component);
    }
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    public<T extends Metadata> T createMetadata(Class<T> clazz) {
      if (clazz.isAssignableFrom(ReferenceMetadata.class))
        return clazz.cast(new ReferenceMetadataImpl());
      else if (clazz.isAssignableFrom(RefMetadata.class))
        return clazz.cast(new RefMetadataImpl());
      else
        return clazz.cast(new BeanMetadataImpl());
    }
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Related Classes of org.apache.aries.blueprint.reflect.RefMetadataImpl

  • org.apache.aries.blueprint.container.Parser
  • org.apache.aries.blueprint.parser.Parser
  • org.apache.aries.jpa.blueprint.aries.test.NSHandlerTest$ParserContextMock
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