diff options
Diffstat (limited to 'branches/sca-android/tuscany-assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeConfigurationBuilderImpl.java')
| -rw-r--r-- | branches/sca-android/tuscany-assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeConfigurationBuilderImpl.java | 1417 |
1 files changed, 0 insertions, 1417 deletions
diff --git a/branches/sca-android/tuscany-assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeConfigurationBuilderImpl.java b/branches/sca-android/tuscany-assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeConfigurationBuilderImpl.java deleted file mode 100644 index 9040b8bd99..0000000000 --- a/branches/sca-android/tuscany-assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/CompositeConfigurationBuilderImpl.java +++ /dev/null @@ -1,1417 +0,0 @@ -/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.tuscany.sca.assembly.builder.impl;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-import javax.xml.namespace.QName;
-
-import org.apache.tuscany.sca.assembly.AssemblyFactory;
-import org.apache.tuscany.sca.assembly.Binding;
-import org.apache.tuscany.sca.assembly.Component;
-import org.apache.tuscany.sca.assembly.ComponentProperty;
-import org.apache.tuscany.sca.assembly.ComponentReference;
-import org.apache.tuscany.sca.assembly.ComponentService;
-import org.apache.tuscany.sca.assembly.Composite;
-import org.apache.tuscany.sca.assembly.CompositeService;
-import org.apache.tuscany.sca.assembly.Implementation;
-import org.apache.tuscany.sca.assembly.Property;
-import org.apache.tuscany.sca.assembly.Reference;
-import org.apache.tuscany.sca.assembly.SCABinding;
-import org.apache.tuscany.sca.assembly.SCABindingFactory;
-import org.apache.tuscany.sca.assembly.Service;
-import org.apache.tuscany.sca.assembly.builder.ComponentPreProcessor;
-import org.apache.tuscany.sca.assembly.builder.CompositeBuilderException;
-import org.apache.tuscany.sca.assembly.builder.CompositeBuilderMonitor;
-import org.apache.tuscany.sca.assembly.builder.Problem.Severity;
-import org.apache.tuscany.sca.definitions.SCADefinitions;
-import org.apache.tuscany.sca.interfacedef.InterfaceContract;
-import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper;
-import org.apache.tuscany.sca.policy.IntentAttachPoint;
-import org.apache.tuscany.sca.policy.IntentAttachPointType;
-import org.apache.tuscany.sca.policy.IntentAttachPointTypeFactory;
-import org.apache.tuscany.sca.policy.PolicySetAttachPoint;
-
-public class CompositeConfigurationBuilderImpl {
- private final static String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0";
- private final static String BINDING_SCA = "binding.sca";
- private final static QName BINDING_SCA_QNAME = new QName(SCA10_NS, BINDING_SCA);
-
- private AssemblyFactory assemblyFactory;
- private SCABindingFactory scaBindingFactory;
- private CompositeBuilderMonitor monitor;
- private InterfaceContractMapper interfaceContractMapper;
- private IntentAttachPointTypeFactory intentAttachPointTypeFactory;
- private SCADefinitions scaDefinitions = null;
-
- public CompositeConfigurationBuilderImpl(AssemblyFactory assemblyFactory,
- SCABindingFactory scaBindingFactory,
- IntentAttachPointTypeFactory intentAttachPointTypeFactory,
- InterfaceContractMapper interfaceContractMapper,
- CompositeBuilderMonitor monitor) {
- this.assemblyFactory = assemblyFactory;
- this.scaBindingFactory = scaBindingFactory;
- this.intentAttachPointTypeFactory = intentAttachPointTypeFactory;
- this.interfaceContractMapper = interfaceContractMapper;
- this.monitor = monitor;
- }
-
- /**
- * Configure components in the composite.
- *
- * @param composite
- * @param problems
- */
- public void configureComponents(Composite composite) throws CompositeBuilderException {
- configureComponents(composite, null);
- configureSourcedProperties(composite, null);
- configureBindingURIs(composite, null, null);
- }
-
- /**
- * Configure components in the composite.
- *
- * @param composite
- * @param uri
- * @param problems
- */
- private void configureComponents(Composite composite, String uri) {
- String parentURI = uri;
-
- // Process nested composites recursively
- for (Component component : composite.getComponents()) {
-
- // Initialize component URI
- String componentURI;
- if (parentURI == null) {
- componentURI = component.getName();
- } else {
- componentURI = URI.create(parentURI + '/').resolve(component.getName()).toString();
- }
- component.setURI(componentURI);
-
- Implementation implementation = component.getImplementation();
- if (implementation instanceof Composite) {
-
- // Process nested composite
- configureComponents((Composite)implementation, componentURI);
- }
- }
-
- // Initialize service bindings
- List<Service> compositeServices = composite.getServices();
- for (Service service : compositeServices) {
- // Set default binding names
-
- // Create default SCA binding
- if (service.getBindings().isEmpty()) {
- SCABinding scaBinding = createSCABinding();
- service.getBindings().add(scaBinding);
- }
-
- // Initialize binding names and URIs
- for (Binding binding : service.getBindings()) {
-
- // Binding name defaults to the service name
- if (binding.getName() == null) {
- binding.setName(service.getName());
- }
- }
-
- if (service.getCallback() != null) {
- for (Binding binding : service.getCallback().getBindings()) {
- if (binding.getName() == null) {
- binding.setName(service.getName());
- }
- }
- }
- }
-
- // Initialize reference bindings
- for (Reference reference : composite.getReferences()) {
- // Create default SCA binding
- if (reference.getBindings().isEmpty()) {
- SCABinding scaBinding = createSCABinding();
- reference.getBindings().add(scaBinding);
- }
-
- // Set binding names
- for (Binding binding : reference.getBindings()) {
- if (binding.getName() == null) {
- binding.setName(reference.getName());
- }
- }
-
- if (reference.getCallback() != null) {
- for (Binding binding : reference.getCallback().getBindings()) {
- if (binding.getName() == null) {
- binding.setName(reference.getName());
- }
- }
- }
- }
-
- // Initialize all component services and references
- Map<String, Component> components = new HashMap<String, Component>();
- for (Component component : composite.getComponents()) {
-
- // Index all components and check for duplicates
- if (components.containsKey(component.getName())) {
- warning("Duplicate component name: " + composite.getName()
- + " : "
- + component.getName(), composite);
- } else {
- components.put(component.getName(), component);
- }
-
- // Propagate the autowire flag from the composite to components
- if (component.getAutowire() == null) {
- component.setAutowire(composite.getAutowire());
- }
-
- if (component.getImplementation() instanceof ComponentPreProcessor) {
- ((ComponentPreProcessor)component.getImplementation()).preProcess(component);
- }
-
- // Index properties, services and references
- Map<String, Service> services = new HashMap<String, Service>();
- Map<String, Reference> references = new HashMap<String, Reference>();
- Map<String, Property> properties = new HashMap<String, Property>();
- indexImplementationPropertiesServicesAndReferences(component,
- services,
- references,
- properties);
-
- // Index component services, references and properties
- // Also check for duplicates
- Map<String, ComponentService> componentServices =
- new HashMap<String, ComponentService>();
- Map<String, ComponentReference> componentReferences =
- new HashMap<String, ComponentReference>();
- Map<String, ComponentProperty> componentProperties =
- new HashMap<String, ComponentProperty>();
- indexComponentPropertiesServicesAndReferences(component,
- componentServices,
- componentReferences,
- componentProperties);
-
- // Reconcile component services/references/properties and
- // implementation services/references and create component
- // services/references/properties for the services/references
- // declared by the implementation
- reconcileServices(component, services, componentServices);
- reconcileReferences(component, references, componentReferences);
- reconcileProperties(component, properties, componentProperties);
-
- // Configure or create callback services for component's references
- // with callbacks
- configureCallbackServices(component, componentServices);
-
- // Configure or create callback references for component's services
- // with callbacks
- configureCallbackReferences(component, componentReferences);
-
- // Create self references to the component's services
-// if (!(component.getImplementation() instanceof Composite)) {
-// createSelfReferences(component);
-// }
-
- // Initialize service bindings
- for (ComponentService componentService : component.getServices()) {
-
- // Create default SCA binding
- if (componentService.getBindings().isEmpty()) {
- SCABinding scaBinding = createSCABinding();
- componentService.getBindings().add(scaBinding);
- }
-
- // Set binding names
- for (Binding binding : componentService.getBindings()) {
-
- // Binding name defaults to the service name
- if (binding.getName() == null) {
- binding.setName(componentService.getName());
- }
- }
- if (componentService.getCallback() != null) {
- for (Binding binding : componentService.getCallback().getBindings()) {
- if (binding.getName() == null) {
- binding.setName(componentService.getName());
- }
- }
- }
- }
-
- // Initialize reference bindings
- for (ComponentReference componentReference : component.getReferences()) {
-
- // Create default SCA binding
- if (componentReference.getBindings().isEmpty()) {
- SCABinding scaBinding = createSCABinding();
- componentReference.getBindings().add(scaBinding);
- }
-
- // Set binding names
- for (Binding binding : componentReference.getBindings()) {
- if (binding.getName() == null) {
- binding.setName(componentReference.getName());
- }
- }
- if (componentReference.getCallback() != null) {
- for (Binding binding : componentReference.getCallback().getBindings()) {
- if (binding.getName() == null) {
- binding.setName(componentReference.getName());
- }
- }
- }
- }
- }
- }
-
- /**
- * Report a warning.
- *
- * @param problems
- * @param message
- * @param model
- */
- private void warning(String message, Object model) {
- monitor.problem(new ProblemImpl(Severity.WARNING, message, model));
- }
-
- /**
- * Reconcile component properties and the properties defined by the
- * component type.
- *
- * @param component
- * @param properties
- * @param componentProperties
- * @param problems
- */
- private void reconcileProperties(Component component,
- Map<String, Property> properties,
- Map<String, ComponentProperty> componentProperties) {
-
- // Connect component properties to their properties
- for (ComponentProperty componentProperty : component.getProperties()) {
- Property property = properties.get(componentProperty.getName());
- if (property != null) {
- componentProperty.setProperty(property);
- } else {
- warning("Property not found for component property: " + component.getName()
- + "/"
- + componentProperty.getName(), component);
- }
- }
-
- // Create component properties for all properties
- if (component.getImplementation() != null) {
- for (Property property : component.getImplementation().getProperties()) {
- if (!componentProperties.containsKey(property.getName())) {
- ComponentProperty componentProperty = assemblyFactory.createComponentProperty();
- componentProperty.setName(property.getName());
- componentProperty.setMany(property.isMany());
- componentProperty.setXSDElement(property.getXSDElement());
- componentProperty.setXSDType(property.getXSDType());
- componentProperty.setProperty(property);
- component.getProperties().add(componentProperty);
- }
- }
- }
-
- // Reconcile component properties and their properties
- for (ComponentProperty componentProperty : component.getProperties()) {
- Property property = componentProperty.getProperty();
- if (property != null) {
-
- // Check that a component property does not override the
- // mustSupply attribute
- if (!property.isMustSupply() && componentProperty.isMustSupply()) {
- warning("Component property mustSupply attribute incompatible with property: " + component
- .getName()
- + "/"
- + componentProperty.getName(),
- component);
- }
-
- // Default to the mustSupply attribute specified on the property
- if (!componentProperty.isMustSupply())
- componentProperty.setMustSupply(property.isMustSupply());
-
- // Default to the value specified on the property
- if (componentProperty.getValue() == null) {
- componentProperty.setValue(property.getValue());
- }
-
- // Override the property value for the composite
- if(component.getImplementation() instanceof Composite) {
- property.setValue(componentProperty.getValue());
- }
-
- // Check that a value is supplied
- if (componentProperty.getValue() == null && property.isMustSupply()) {
- warning("No value configured on a mustSupply property: " + component.getName()
- + "/"
- + componentProperty.getName(), component);
- }
-
- // Check that a a component property does not override the
- // many attribute
- if (!property.isMany() && componentProperty.isMany()) {
- warning("Component property many attribute incompatible with property: " + component
- .getName()
- + "/"
- + componentProperty.getName(),
- component);
- }
-
- // Default to the many attribute defined on the property
- componentProperty.setMany(property.isMany());
-
- // Default to the type and element defined on the property
- if (componentProperty.getXSDType() == null) {
- componentProperty.setXSDType(property.getXSDType());
- }
- if (componentProperty.getXSDElement() == null) {
- componentProperty.setXSDElement(property.getXSDElement());
- }
-
- // Check that a type or element are specified
- if (componentProperty.getXSDElement() == null && componentProperty.getXSDType() == null) {
- warning("No type specified on component property: " + component.getName()
- + "/"
- + componentProperty.getName(), component);
- }
- }
- }
- }
-
- /**
- * Reconcile component references with the references defined on the
- * component type.
- *
- * @param component
- * @param references
- * @param componentReferences
- * @param problems
- */
- private void reconcileReferences(Component component,
- Map<String, Reference> references,
- Map<String, ComponentReference> componentReferences) {
-
- // Connect each component reference to the corresponding reference
- for (ComponentReference componentReference : component.getReferences()) {
- if (componentReference.getReference() != null || componentReference.isCallback()) {
- continue;
- }
- Reference reference = references.get(componentReference.getName());
- if (reference != null) {
- componentReference.setReference(reference);
- } else {
- if (!componentReference.getName().startsWith("$self$.")) {
- warning("Reference not found for component reference: " + component.getName()
- + "/"
- + componentReference.getName(), component);
- }
- }
- }
-
- // Create a component reference for each reference
- if (component.getImplementation() != null) {
- for (Reference reference : component.getImplementation().getReferences()) {
- if (!componentReferences.containsKey(reference.getName())) {
- ComponentReference componentReference =
- assemblyFactory.createComponentReference();
- componentReference.setIsCallback(reference.isCallback());
- componentReference.setName(reference.getName());
- componentReference.setReference(reference);
- component.getReferences().add(componentReference);
- }
- }
- }
-
- // Reconcile each component reference with its reference
- for (ComponentReference componentReference : component.getReferences()) {
- Reference reference = componentReference.getReference();
- if (reference != null) {
- // Reconcile multiplicity
- if (componentReference.getMultiplicity() != null) {
- if (!ReferenceUtil.isValidMultiplicityOverride(reference.getMultiplicity(),
- componentReference
- .getMultiplicity())) {
- warning("Component reference multiplicity incompatible with reference multiplicity: " + component
- .getName()
- + "/"
- + componentReference.getName(),
- component);
- }
- } else {
- componentReference.setMultiplicity(reference.getMultiplicity());
- }
-
- // Reconcile interface
- if (componentReference.getInterfaceContract() != null) {
- if (!componentReference.getInterfaceContract().equals(reference
- .getInterfaceContract())) {
- if (!interfaceContractMapper.isCompatible(reference.getInterfaceContract(),
- componentReference
- .getInterfaceContract())) {
- warning("Component reference interface incompatible with reference interface: " + component
- .getName()
- + "/"
- + componentReference.getName(),
- component);
- }
- }
- } else {
- componentReference.setInterfaceContract(reference.getInterfaceContract());
- }
-
- // Reconcile bindings
- if (componentReference.getBindings().isEmpty()) {
- componentReference.getBindings().addAll(reference.getBindings());
- }
-
- // Reconcile callback bindings
- if (componentReference.getCallback() == null) {
- componentReference.setCallback(reference.getCallback());
- if (componentReference.getCallback() == null) {
- // Create an empty callback to avoid null check
- componentReference.setCallback(assemblyFactory.createCallback());
- }
-
- } else if (componentReference.getCallback().getBindings().isEmpty() && reference
- .getCallback() != null) {
- componentReference.getCallback().getBindings().addAll(reference.getCallback()
- .getBindings());
- }
-
- // Propagate autowire setting from the component
- if (componentReference.getAutowire() == null) {
- componentReference.setAutowire(component.getAutowire());
- }
-
- // Reconcile targets
- if (componentReference.getTargets().isEmpty()) {
- componentReference.getTargets().addAll(reference.getTargets());
- }
- }
- }
- }
-
- /**
- * Reconcile component services and services defined on the component type.
- *
- * @param component
- * @param services
- * @param componentServices
- * @param problems
- */
- private void reconcileServices(Component component,
- Map<String, Service> services,
- Map<String, ComponentService> componentServices) {
-
- // Connect each component service to the corresponding service
- for (ComponentService componentService : component.getServices()) {
- if (componentService.getService() != null || componentService.isCallback()) {
- continue;
- }
- Service service = services.get(componentService.getName());
- if (service != null) {
- componentService.setService(service);
- } else {
- warning("Service not found for component service: " + component.getName()
- + "/"
- + componentService.getName(), component);
- }
- }
-
- // Create a component service for each service
- if (component.getImplementation() != null) {
- for (Service service : component.getImplementation().getServices()) {
- if (!componentServices.containsKey(service.getName())) {
- ComponentService componentService = assemblyFactory.createComponentService();
- componentService.setIsCallback(service.isCallback());
- String name = service.getName();
- componentService.setName(name);
- componentService.setService(service);
- component.getServices().add(componentService);
- componentServices.put(name, componentService);
- }
- }
- }
-
- //Reconcile each component service with its service
- for (ComponentService componentService : component.getServices()) {
- Service service = componentService.getService();
- if (service != null) {
- // Reconcile interface
- if (componentService.getInterfaceContract() != null) {
- if (!componentService.getInterfaceContract().equals(service
- .getInterfaceContract())) {
- if (!interfaceContractMapper.isCompatible(componentService
- .getInterfaceContract(), service.getInterfaceContract())) {
- warning("Component service interface incompatible with service interface: " + component
- .getName()
- + "/"
- + componentService.getName(),
- component);
- }
- }
- } else {
- componentService.setInterfaceContract(service.getInterfaceContract());
- }
-
- // Reconcile bindings
- if (componentService.getBindings().isEmpty()) {
- componentService.getBindings().addAll(service.getBindings());
- }
-
- // Reconcile callback bindings
- if (componentService.getCallback() == null) {
- componentService.setCallback(service.getCallback());
- if (componentService.getCallback() == null) {
- // Create an empty callback to avoid null check
- componentService.setCallback(assemblyFactory.createCallback());
- }
- } else if (componentService.getCallback().getBindings().isEmpty() && service
- .getCallback() != null) {
- componentService.getCallback().getBindings().addAll(service.getCallback()
- .getBindings());
- }
- }
- }
- }
-
- private void indexComponentPropertiesServicesAndReferences(Component component,
- Map<String, ComponentService> componentServices,
- Map<String, ComponentReference> componentReferences,
- Map<String, ComponentProperty> componentProperties) {
- for (ComponentService componentService : component.getServices()) {
- if (componentServices.containsKey(componentService.getName())) {
- warning("Duplicate component service name: " + component.getName()
- + "/"
- + componentService.getName(), component);
- } else {
- componentServices.put(componentService.getName(), componentService);
- }
- }
- for (ComponentReference componentReference : component.getReferences()) {
- if (componentReferences.containsKey(componentReference.getName())) {
- warning("Duplicate component reference name: " + component.getName()
- + "/"
- + componentReference.getName(), component);
- } else {
- componentReferences.put(componentReference.getName(), componentReference);
- }
- }
- for (ComponentProperty componentProperty : component.getProperties()) {
- if (componentProperties.containsKey(componentProperty.getName())) {
- warning("Duplicate component property name: " + component.getName()
- + "/"
- + componentProperty.getName(), component);
- } else {
- componentProperties.put(componentProperty.getName(), componentProperty);
- }
- }
-
- }
-
- private void indexImplementationPropertiesServicesAndReferences(Component component,
- Map<String, Service> services,
- Map<String, Reference> references,
- Map<String, Property> properties) {
- // First check that the component has a resolved implementation
- Implementation implementation = component.getImplementation();
- if (implementation == null) {
-
- // A component must have an implementation
- warning("No implementation for component: " + component.getName(), component);
-
- } else if (implementation.isUnresolved()) {
-
- // The implementation must be fully resolved
- warning("Component implementation not found: " + component.getName()
- + " : "
- + implementation.getURI(), component);
-
- } else {
-
- // Index properties, services and references, also check for
- // duplicates
- for (Property property : implementation.getProperties()) {
- if (properties.containsKey(property.getName())) {
- warning("Duplicate property name: " + component.getName()
- + "/"
- + property.getName(), component);
- } else {
- properties.put(property.getName(), property);
- }
- }
- for (Service service : implementation.getServices()) {
- if (services.containsKey(service.getName())) {
- warning("Duplicate service name: " + component.getName()
- + "/"
- + service.getName(), component);
- } else {
- services.put(service.getName(), service);
- }
- }
- for (Reference reference : implementation.getReferences()) {
- if (references.containsKey(reference.getName())) {
- warning("Duplicate reference name: " + component.getName()
- + "/"
- + reference.getName(), component);
- } else {
- references.put(reference.getName(), reference);
- }
- }
- }
-
- }
-
- /**
- * For all the references with callbacks, create a corresponding callback
- * service.
- *
- * @param component
- */
- private void configureCallbackServices(Component component,
- Map<String, ComponentService> componentServices) {
- for (ComponentReference reference : component.getReferences()) {
- if (reference.getInterfaceContract() != null && // can be null in
- // unit tests
- reference.getInterfaceContract().getCallbackInterface() != null) {
- ComponentService service =
- componentServices.get(reference.getName());
- if (service == null) {
- service = createCallbackService(component, reference);
- }
- if (reference.getCallback() != null) {
- if (service.getBindings().isEmpty()) {
- service.getBindings().addAll(reference.getCallback().getBindings());
- }
- }
- reference.setCallbackService(service);
- }
- }
- }
-
- /**
- * Create a callback service for a component reference
- *
- * @param component
- * @param reference
- */
- private ComponentService createCallbackService(Component component, ComponentReference reference) {
- ComponentService componentService = assemblyFactory.createComponentService();
- componentService.setIsCallback(true);
- componentService.setName(reference.getName());
- try {
- InterfaceContract contract =
- (InterfaceContract)reference.getInterfaceContract().clone();
- contract.setInterface(contract.getCallbackInterface());
- contract.setCallbackInterface(null);
- componentService.setInterfaceContract(contract);
- } catch (CloneNotSupportedException e) {
- // will not happen
- }
- Reference implReference = reference.getReference();
- if (implReference != null) {
- Service implService = assemblyFactory.createService();
- implService.setName(implReference.getName());
- try {
- InterfaceContract implContract =
- (InterfaceContract)implReference.getInterfaceContract().clone();
- implContract.setInterface(implContract.getCallbackInterface());
- implContract.setCallbackInterface(null);
- implService.setInterfaceContract(implContract);
- } catch (CloneNotSupportedException e) {
- // will not happen
- }
- componentService.setService(implService);
- }
- component.getServices().add(componentService);
- return componentService;
- }
-
- /**
- * For all the services with callbacks, create a corresponding callback
- * reference.
- *
- * @param component
- */
- private void configureCallbackReferences(Component component,
- Map<String, ComponentReference> componentReferences) {
- for (ComponentService service : component.getServices()) {
- if (service.getInterfaceContract() != null && // can be null in
- // unit tests
- service.getInterfaceContract().getCallbackInterface() != null) {
- ComponentReference reference =
- componentReferences.get(service.getName());
- if (reference == null) {
- reference = createCallbackReference(component, service);
- }
- if (service.getCallback() != null) {
- if (reference.getBindings().isEmpty()) {
- reference.getBindings().addAll(service.getCallback().getBindings());
- }
- }
- service.setCallbackReference(reference);
- }
- }
- }
-
- /**
- * Create a callback reference for a component service
- *
- * @param component
- * @param service
- */
- private ComponentReference createCallbackReference(Component component, ComponentService service) {
- ComponentReference componentReference = assemblyFactory.createComponentReference();
- componentReference.setIsCallback(true);
- componentReference.setName(service.getName());
- try {
- InterfaceContract contract = (InterfaceContract)service.getInterfaceContract().clone();
- contract.setInterface(contract.getCallbackInterface());
- contract.setCallbackInterface(null);
- componentReference.setInterfaceContract(contract);
- } catch (CloneNotSupportedException e) {
- // will not happen
- }
- Service implService = service.getService();
- if (implService != null) {
- Reference implReference = assemblyFactory.createReference();
- implReference.setName(implService.getName());
- try {
- InterfaceContract implContract =
- (InterfaceContract)implService.getInterfaceContract().clone();
- implContract.setInterface(implContract.getCallbackInterface());
- implContract.setCallbackInterface(null);
- implReference.setInterfaceContract(implContract);
- } catch (CloneNotSupportedException e) {
- // will not happen
- }
- componentReference.setReference(implReference);
- }
- component.getReferences().add(componentReference);
- return componentReference;
- }
-
- /**
- * Activate composite services in nested composites.
- *
- * @param composite
- * @param problems
- */
- public void activateCompositeServices(Composite composite) {
-
- // Process nested composites recursively
- activateNestedCompositeServices(composite);
-
- // Process top level composite services
- for (Service service : composite.getServices()) {
- CompositeService compositeService = (CompositeService)service;
-
- // Get the inner most promoted service
- ComponentService promotedService = getPromotedComponentService(compositeService);
- if (promotedService != null) {
- Component promotedComponent = getPromotedComponent(compositeService);
-
- // Default to use the interface from the promoted service
- if (compositeService.getInterfaceContract() == null && promotedService.getInterfaceContract() != null) {
- compositeService.setInterfaceContract(promotedService.getInterfaceContract());
- }
-
- // Create a new component service to represent this composite
- // service on the promoted component
- ComponentService newComponentService = assemblyFactory.createComponentService();
- newComponentService.setName("$promoted$." + compositeService.getName());
- promotedComponent.getServices().add(newComponentService);
- newComponentService.setService(promotedService.getService());
- newComponentService.getBindings().addAll(compositeService.getBindings());
- newComponentService.setInterfaceContract(compositeService.getInterfaceContract());
- if (compositeService.getInterfaceContract() != null && compositeService
- .getInterfaceContract().getCallbackInterface() != null) {
- newComponentService.setCallback(assemblyFactory.createCallback());
- if (compositeService.getCallback() != null) {
- newComponentService.getCallback().getBindings().addAll(compositeService
- .getCallback().getBindings());
- }
- }
-
- // Change the composite service to now promote the newly
- // created component service directly
- compositeService.setPromotedComponent(promotedComponent);
- compositeService.setPromotedService(newComponentService);
- }
- }
- }
-
- /**
- * Activate composite services in nested composites.
- *
- * @param composite
- * @param problems
- */
- public void activateNestedCompositeServices(Composite composite) {
-
- // Process nested composites recursively
- for (Component component : composite.getComponents()) {
- Implementation implementation = component.getImplementation();
- if (implementation instanceof Composite) {
-
- // First process nested composites
- activateNestedCompositeServices((Composite)implementation);
-
- // Process the component services declared on components
- // in this composite
- for (ComponentService componentService : component.getServices()) {
- Service implService = componentService.getService();
- if (implService != null && implService instanceof CompositeService) {
- CompositeService compositeService = (CompositeService)implService;
-
- // Get the inner most promoted service
- ComponentService promotedService =
- getPromotedComponentService(compositeService);
- if (promotedService != null) {
- Component promotedComponent = getPromotedComponent(compositeService);
-
- // Default to use the interface from the promoted
- // service
- if (compositeService.getInterfaceContract() == null) {
- compositeService.setInterfaceContract(promotedService
- .getInterfaceContract());
- }
- if (componentService.getInterfaceContract() == null) {
- componentService.setInterfaceContract(promotedService
- .getInterfaceContract());
- }
-
- // Create a new component service to represent this
- // composite service on the promoted component
- ComponentService newComponentService =
- assemblyFactory.createComponentService();
- newComponentService.setName("$promoted$." + compositeService.getName());
- promotedComponent.getServices().add(newComponentService);
- newComponentService.setService(promotedService.getService());
- newComponentService.getBindings()
- .addAll(compositeService.getBindings());
- newComponentService.setInterfaceContract(compositeService
- .getInterfaceContract());
- if (compositeService.getInterfaceContract() != null && compositeService
- .getInterfaceContract().getCallbackInterface() != null) {
- newComponentService.setCallback(assemblyFactory.createCallback());
- if (compositeService.getCallback() != null) {
- newComponentService.getCallback().getBindings()
- .addAll(compositeService.getCallback().getBindings());
- }
- }
-
- // Change the composite service to now promote the
- // newly created component service directly
- compositeService.setPromotedComponent(promotedComponent);
- compositeService.setPromotedService(newComponentService);
- }
- }
- }
- }
- }
- }
-
- /**
- * @param composite
- */
- private void configureSourcedProperties(Composite composite, List<ComponentProperty> propertySettings) {
- // Resolve properties
- Map<String, Property> compositeProperties = new HashMap<String, Property>();
- ComponentProperty componentProperty = null;
- for (Property p : composite.getProperties()) {
- componentProperty = getComponentPropertyByName(p.getName(), propertySettings);
- if (componentProperty != null) {
- compositeProperties.put(p.getName(), componentProperty);
- } else {
- compositeProperties.put(p.getName(), p);
- }
- }
-
- for (Component component : composite.getComponents()) {
- try {
- PropertyUtil.sourceComponentProperties(compositeProperties, component);
- } catch (Exception e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- Implementation impl = component.getImplementation();
- if (impl instanceof Composite) {
- configureSourcedProperties((Composite)impl, component.getProperties());
- }
- }
- }
-
- /**
- * Follow a service promotion chain down to the inner most (non composite)
- * component service.
- *
- * @param topCompositeService
- * @return
- */
- static ComponentService getPromotedComponentService(CompositeService compositeService) {
- ComponentService componentService = compositeService.getPromotedService();
- if (componentService != null) {
- Service service = componentService.getService();
- if (componentService.getName() != null && service instanceof CompositeService) {
-
- // Continue to follow the service promotion chain
- return getPromotedComponentService((CompositeService)service);
-
- } else {
-
- // Found a non-composite service
- return componentService;
- }
- } else {
-
- // No promoted service
- return null;
- }
- }
-
- /**
- * Follow a service promotion chain down to the inner most (non composite)
- * component.
- *
- * @param compositeService
- * @return
- */
- private static Component getPromotedComponent(CompositeService compositeService) {
- ComponentService componentService = compositeService.getPromotedService();
- if (componentService != null) {
- Service service = componentService.getService();
- if (componentService.getName() != null && service instanceof CompositeService) {
-
- // Continue to follow the service promotion chain
- return getPromotedComponent((CompositeService)service);
-
- } else {
-
- // Found a non-composite service
- return compositeService.getPromotedComponent();
- }
- } else {
-
- // No promoted service
- return null;
- }
- }
-
- private ComponentProperty getComponentPropertyByName(String propertyName, List<ComponentProperty> properties) {
- if (properties != null) {
- for (ComponentProperty aProperty : properties) {
- if (aProperty.getName().equals(propertyName)) {
- return aProperty;
- }
- }
- }
- return null;
- }
-
- private SCABinding createSCABinding() {
- SCABinding scaBinding = scaBindingFactory.createSCABinding();
-
- if ( scaDefinitions != null ) {
- for ( IntentAttachPointType attachPointType : scaDefinitions.getBindingTypes() ) {
- if ( attachPointType.getName().equals(BINDING_SCA_QNAME)) {
- ((IntentAttachPoint)scaBinding).setType(attachPointType);
- }
- }
- }
-
- return scaBinding;
- }
-
- /**
- * Fully resolve the binding URIs based on available information. This includes information
- * from the ".composite" files, from resources associated with the binding, e.g. WSDL files,
- * from any associated policies and from the default information for each binding type.
- *
- * TODO: Share the URL calculation algorithm with the configureComponents() method above
- * although keeping the configureComponents() methods signature as is because when
- * a composite is actually build in a node the node default information is currently
- * available
- *
- * @param composite the composite to be configured
- * @param uri the path to the composite provided through any nested composite component implementations
- * @param defaultBindings list of default binding configurations
- */
- public void configureBindingURIs(Composite composite, String uri, List<Binding> defaultBindings) throws CompositeBuilderException {
-
- String parentComponentURI = uri;
-
- // Process nested composites recursively
- for (Component component : composite.getComponents()) {
-
- // Initialize component URI
- String componentURI;
- if (parentComponentURI == null) {
- componentURI = component.getName();
- } else {
- componentURI = URI.create(parentComponentURI + '/').resolve(component.getName()).toString();
- }
- component.setURI(componentURI);
-
- Implementation implementation = component.getImplementation();
- if (implementation instanceof Composite) {
-
- // Process nested composite
- configureBindingURIs((Composite)implementation, componentURI, defaultBindings);
- }
- }
-
- // Initialize composite service binding URIs
- List<Service> compositeServices = composite.getServices();
- for (Service service : compositeServices) {
- // Set default binding names
-
- // Create default SCA binding
- if (service.getBindings().isEmpty()) {
- SCABinding scaBinding = createSCABinding();
- service.getBindings().add(scaBinding);
- }
-
- // Initialize binding names and URIs
- for (Binding binding : service.getBindings()) {
- constructBindingName(service, binding);
- constructBindingURI(parentComponentURI, composite, service, binding, defaultBindings);
- }
- }
-
- // Initialize component service binding URIs
- for (Component component : composite.getComponents()) {
-
- // Index properties, services and references
- Map<String, Service> services = new HashMap<String, Service>();
- Map<String, Reference> references = new HashMap<String, Reference>();
- Map<String, Property> properties = new HashMap<String, Property>();
- indexImplementationPropertiesServicesAndReferences(component,
- services,
- references,
- properties);
-
- // Index component services, references and properties
- // Also check for duplicates
- Map<String, ComponentService> componentServices =
- new HashMap<String, ComponentService>();
- Map<String, ComponentReference> componentReferences =
- new HashMap<String, ComponentReference>();
- Map<String, ComponentProperty> componentProperties =
- new HashMap<String, ComponentProperty>();
- indexComponentPropertiesServicesAndReferences(component,
- componentServices,
- componentReferences,
- componentProperties);
-
- // Reconcile component services/references/properties and
- // implementation services/references and create component
- // services/references/properties for the services/references
- // declared by the implementation
- reconcileServices(component, services, componentServices);
- reconcileReferences(component, references, componentReferences);
- reconcileProperties(component, properties, componentProperties);
-
- for (ComponentService service : component.getServices()) {
-
- // Create default SCA binding
- if (service.getBindings().isEmpty()) {
- SCABinding scaBinding = createSCABinding();
- service.getBindings().add(scaBinding);
- }
-
- // Initialize binding names and URIs
- for (Binding binding : service.getBindings()) {
-
- constructBindingName(service, binding);
- constructBindingURI(component, service, binding, defaultBindings);
- }
- }
- }
- }
-
- /**
- * If a binding name is not provided by the user construct it based on the service name
- *
- * @param service
- * @param binding
- */
- private void constructBindingName(Service service, Binding binding) throws CompositeBuilderException{
-
- // set the default binding name if one is required
- // if there is no name on the binding then set it to the service name
- if (binding.getName() == null){
- binding.setName(service.getName());
- }
-
- // Check that multiple bindings do not have the same name
- for (Binding otherBinding : service.getBindings()) {
- if (otherBinding == binding) {
- // Skip the current binding
- continue;
- }
- if (binding.getClass() != otherBinding.getClass()) {
- // Look for a binding of the same type
- continue;
- }
- if (binding.getName().equals(otherBinding.getName())) {
- warning("Multiple bindings for service " +
- service.getName() +
- " have the same binding type and name " +
- binding.getName() +
- ". Tuscany SCA can't create unique URIs to differentiate these bindings ", binding);
- }
- }
- }
-
- /**
- * URI construction for composite bindings based on Assembly Specification section 1.7.2, This method
- * assumes that the component URI part of the binding URI is formed from the part to the
- * composite in question and just calls the generic constructBindingURI method with this
- * information
- *
- * @param parentComponentURI
- * @param composite
- * @param service
- * @param binding
- * @param defaultBindings
- */
- private void constructBindingURI(String parentComponentURI, Composite composite, Service service, Binding binding, List<Binding> defaultBindings)
- throws CompositeBuilderException{
- // This is a composite service so there is no component to provide a component URI
- // The path to this composite (through nested composites) is used.
- boolean includeBindingName = composite.getServices().size() != 1;
- constructBindingURI(parentComponentURI, service, binding, includeBindingName, defaultBindings);
- }
-
- /**
- * URI construction for component bindings based on Assembly Specification section 1.7.2. This method
- * calculates the component URI part based on component information before calling the generic
- * constructBindingURI method
- *
- * @param component the component that holds the service
- * @param service the service that holds the binding
- * @param binding the binding for which the URI is being constructed
- * @param defaultBindings the list of default binding configurations
- */
- private void constructBindingURI(Component component, Service service, Binding binding, List<Binding> defaultBindings)
- throws CompositeBuilderException{
- boolean includeBindingName = component.getServices().size() != 1;
- constructBindingURI(component.getURI(), service, binding, includeBindingName, defaultBindings);
- }
-
- /**
- * Generic URI construction for bindings based on Assembly Specification section 1.7.2
- *
- * @param componentURIString the string version of the URI part that comes from the component name
- * @param service the service in question
- * @param binding the binding for which the URI is being constructed
- * @param includeBindingName when set true the serviceBindingURI part should be used
- * @param defaultBindings the list of default binding configurations
- * @throws CompositeBuilderException
- */
- private void constructBindingURI(String componentURIString, Service service, Binding binding, boolean includeBindingName, List<Binding> defaultBindings)
- throws CompositeBuilderException{
-
- try {
- // calculate the service binding URI
- URI bindingURI;
- if (binding.getURI() != null){
- bindingURI = new URI(binding.getURI());
-
- // if the user has provided an absolute binding URI then use it
- if (bindingURI.isAbsolute()){
- binding.setURI(bindingURI.toString());
- return;
- }
- } else {
- bindingURI = null;
- }
-
- // Get the service binding name
- URI bindingName;
- if (binding.getName() != null) {
- bindingName = new URI(binding.getName());
- } else {
- bindingName = new URI("");
- }
-
- // calculate the component URI
- URI componentURI;
- if (componentURIString != null) {
- componentURI = new URI(addSlashToPath(componentURIString));
- } else {
- componentURI = null;
- }
-
- // if the user has provided an absolute component URI then use it
- if (componentURI != null && componentURI.isAbsolute()){
- binding.setURI(constructBindingURI(null, componentURI, bindingURI, includeBindingName, bindingName));
- return;
- }
-
- // calculate the base URI
-
- // get the protocol for this binding/URI
-/* some code that allows binding specific code to run. Being discussed on ML
- BindingURICalculator uriCalculator = bindingURICalcualtorExtensionPoint.getBindingURICalculator(binding);
-
- if (uriCalculator != null){
- String protocol = uriCalculator.getProtocol(binding);
-
- // find the default binding with the right protocol
- Binding defaultBinding = nodeInfo.getBindingDefault(binding, protocol);
-
- if (defaultBinding != null){
- baseURI = new URI(defaultBinding.getURI());
- } else {
- baseURI = null;
- }
-
- } else {
- baseURI = null;
- }
-*/
- // as a simpler alternative to the above commented out code.
- URI baseURI = null;
- if (defaultBindings != null) {
- for (Binding defaultBinding : defaultBindings){
- if (binding.getClass() == defaultBinding.getClass()){
- baseURI = new URI(addSlashToPath(defaultBinding.getURI()));
- break;
- }
- }
- }
-
- binding.setURI(constructBindingURI(baseURI, componentURI, bindingURI, includeBindingName, bindingName));
- } catch (URISyntaxException ex) {
- warning("URLSyntaxException when creating binding URI at component " +
- componentURIString +
- " service " +
- service.getName() +
- " binding " +
- binding.getName(),
- ex);
- }
- }
-
- /**
- * Use to ensure that URI paths end in "/" as here we want to maintain the
- * last path element of an base URI when other URI are resolved against it. This is
- * not the default behaviour of URI resolution as defined in RFC 2369
- *
- * @param path the path string to which the "/" is to be added
- * @return the resulting path with a "/" added if it not already there
- */
- private String addSlashToPath(String path){
- if (path.endsWith("/")){
- return path;
- } else {
- return path + "/";
- }
- }
-
- /**
- * Concatenate binding URI parts together based on Assembly Specification section 1.7.2
- *
- * @param baseURI the base of the binding URI
- * @param componentURI the middle part of the binding URI derived from the component name
- * @param bindingURI the end part of the binding URI
- * @param includeBindingName when set true the binding name part should be used
- * @param bindingName the binding name
- * @return the resulting URI as a string
- */
- private String constructBindingURI(URI baseURI, URI componentURI, URI bindingURI, boolean includeBindingName, URI bindingName){
- String uriString;
-
- if (baseURI == null) {
- if (componentURI == null){
- if (bindingURI != null ) {
- uriString = bindingURI.toString();
- } else {
- uriString = bindingName.toString();
- }
- } else {
- if (bindingURI != null ) {
- uriString = componentURI.resolve(bindingURI).toString();
- } else {
- if (includeBindingName) {
- uriString = componentURI.resolve(bindingName).toString();
- } else {
- uriString = componentURI.toString();
- }
- }
- }
- } else {
- if (componentURI == null){
- if (bindingURI != null ) {
- uriString = baseURI.resolve(bindingURI).toString();
- } else {
- if (includeBindingName) {
- uriString = baseURI.resolve(bindingName).toString();
- } else {
- uriString = baseURI.toString();
- }
- }
- } else {
- if (bindingURI != null ) {
- uriString = baseURI.resolve(componentURI).resolve(bindingURI).toString();
- } else {
- if (includeBindingName) {
- uriString = baseURI.resolve(componentURI).resolve(bindingName).toString();
- } else {
- uriString = baseURI.resolve(componentURI).toString();
- }
- }
- }
- }
-
- // tidy up by removing any trailing "/"
- if (uriString.endsWith("/")){
- uriString = uriString.substring(0, uriString.length()-1);
- }
-
- URI uri = URI.create(uriString);
- if (!uri.isAbsolute()) {
- uri = URI.create("/").resolve(uri);
- }
- return uri.toString();
- }
-
- public SCADefinitions getScaDefinitions() {
- return scaDefinitions;
- }
-
- public void setScaDefinitions(SCADefinitions scaDefinitions) {
- this.scaDefinitions = scaDefinitions;
- }
-}
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