diff options
Diffstat (limited to 'sca-java-1.x/tags/1.5.1-RC3/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/BaseWireBuilderImpl.java')
-rw-r--r-- | sca-java-1.x/tags/1.5.1-RC3/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/BaseWireBuilderImpl.java | 1154 |
1 files changed, 0 insertions, 1154 deletions
diff --git a/sca-java-1.x/tags/1.5.1-RC3/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/BaseWireBuilderImpl.java b/sca-java-1.x/tags/1.5.1-RC3/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/BaseWireBuilderImpl.java deleted file mode 100644 index cc70cbcac8..0000000000 --- a/sca-java-1.x/tags/1.5.1-RC3/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/builder/impl/BaseWireBuilderImpl.java +++ /dev/null @@ -1,1154 +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.util.ArrayList; -import java.util.HashMap; -import java.util.HashSet; -import java.util.List; -import java.util.Map; -import java.util.Set; - -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.ComponentReference; -import org.apache.tuscany.sca.assembly.ComponentService; -import org.apache.tuscany.sca.assembly.Composite; -import org.apache.tuscany.sca.assembly.CompositeReference; -import org.apache.tuscany.sca.assembly.CompositeService; -import org.apache.tuscany.sca.assembly.ConfiguredOperation; -import org.apache.tuscany.sca.assembly.Endpoint; -import org.apache.tuscany.sca.assembly.EndpointFactory; -import org.apache.tuscany.sca.assembly.Implementation; -import org.apache.tuscany.sca.assembly.Multiplicity; -import org.apache.tuscany.sca.assembly.OperationsConfigurator; -import org.apache.tuscany.sca.assembly.OptimizableBinding; -import org.apache.tuscany.sca.assembly.Reference; -import org.apache.tuscany.sca.assembly.SCABinding; -import org.apache.tuscany.sca.assembly.Service; -import org.apache.tuscany.sca.assembly.Wire; -import org.apache.tuscany.sca.assembly.builder.DefaultEndpointBuilder; -import org.apache.tuscany.sca.assembly.builder.EndpointBuilder; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper; -import org.apache.tuscany.sca.monitor.Monitor; -import org.apache.tuscany.sca.monitor.Problem; -import org.apache.tuscany.sca.monitor.Problem.Severity; -import org.apache.tuscany.sca.monitor.impl.ProblemImpl; -import org.apache.tuscany.sca.policy.util.PolicyComputationUtils; - -/** - * A composite builder that handles wiring inside a composite. - * - * @version $Rev$ $Date$ - */ -class BaseWireBuilderImpl { - - private Monitor monitor; - private AssemblyFactory assemblyFactory; - private EndpointFactory endpointFactory; - private InterfaceContractMapper interfaceContractMapper; - private Map<Binding, Binding> bindingMap; - private EndpointBuilder endpointBuilder; - - protected BaseWireBuilderImpl(AssemblyFactory assemblyFactory, EndpointFactory endpointFactory, - InterfaceContractMapper interfaceContractMapper, Monitor monitor, - Map<Binding, Binding> bindingMap) { - this.assemblyFactory = assemblyFactory; - this.endpointFactory = endpointFactory; - this.interfaceContractMapper = interfaceContractMapper; - this.monitor = monitor; - this.bindingMap = bindingMap; - this.endpointBuilder = new DefaultEndpointBuilder(monitor, bindingMap); - } - - /** - * Wire component references to component services and connect promoted - * services/references to component services/references inside a composite. - * - * @param composite - */ - protected void wireComponentReferences(Composite composite) { - - // Wire nested composites recursively - for (Component component : composite.getComponents()) { - Implementation implementation = component.getImplementation(); - if (implementation instanceof Composite) { - wireComponentReferences((Composite)implementation); - } - } - - // Index components, services and references - Map<String, Component> components = new HashMap<String, Component>(); - Map<String, ComponentService> componentServices = new HashMap<String, ComponentService>(); - Map<String, ComponentReference> componentReferences = new HashMap<String, ComponentReference>(); - indexComponentsServicesAndReferences(composite, components, componentServices, componentReferences); - - // Connect composite services and references to the component - // services and references that they promote - //connectCompositeServices(composite, components, componentServices); - //connectCompositeReferences(composite, componentReferences); - - // Compute the policies before connecting component references - //computePolicies(composite); - - // Connect component references as described in wires - connectWires(composite, componentServices, componentReferences); - - // Connect component references to their targets - connectComponentReferences(composite, components, componentServices, componentReferences); - - // Validate that references are wired or promoted, according - // to their multiplicity - for (ComponentReference componentReference : componentReferences.values()) { - if (!ReferenceConfigurationUtil.validateMultiplicityAndTargets(componentReference.getMultiplicity(), componentReference - .getTargets(), componentReference.getBindings())) { - if (componentReference.getTargets().isEmpty()) { - - // No warning if the reference is promoted out of the current composite - boolean promoted = false; - for (Reference reference : composite.getReferences()) { - CompositeReference compositeReference = (CompositeReference)reference; - if (compositeReference.getPromotedReferences().contains(componentReference)) { - promoted = true; - break; - } - } - if (!promoted && !componentReference.isCallback()) { - warning("ReferenceWithoutTargets", composite, composite.getName().toString(), componentReference.getName()); - } - } else { - warning("TooManyReferenceTargets", composite, componentReference.getName()); - } - } - } - - // Finally clear the original reference target lists as we now have - // bindings to represent the targets - for (ComponentReference componentReference : componentReferences.values()) { - componentReference.getTargets().clear(); - } - } - - /** - * Index components, services and references inside a composite. - * @param composite - * @param components - * @param componentServices - * @param componentReferences - */ - private void indexComponentsServicesAndReferences(Composite composite, - Map<String, Component> components, - Map<String, ComponentService> componentServices, - Map<String, ComponentReference> componentReferences) { - - for (Component component : composite.getComponents()) { - - // Index components by name - components.put(component.getName(), component); - - ComponentService nonCallbackService = null; - int nonCallbackServices = 0; - for (ComponentService componentService : component.getServices()) { - - // Index component services by component name / service name - String uri = component.getName() + '/' + componentService.getName(); - componentServices.put(uri, componentService); - - boolean promotedService = false; - if (componentService.getName() != null && componentService.getName().indexOf("$promoted$") > -1) { - promotedService = true; - } - - // count how many non-callback, non-promoted services there are - // if there is only one the component name also acts as the service name - if ((!componentService.isCallback()) && (!promotedService)) { - - // Check how many non callback non-promoted services we have - if (nonCallbackServices == 0) { - nonCallbackService = componentService; - } - nonCallbackServices++; - } - - } - - if (nonCallbackServices == 1) { - // If we have a single non callback service, index it by - // component name as well - componentServices.put(component.getName(), nonCallbackService); - } - - // Index references by component name / reference name - for (ComponentReference componentReference : component.getReferences()) { - String uri = component.getName() + '/' + componentReference.getName(); - componentReferences.put(uri, componentReference); - } - } - } - - /** - * Report a warning. - * - * @param problems - * @param message - * @param model - */ - private void warning(String message, Object model, String... messageParameters) { - if (monitor != null) { - Problem problem = new ProblemImpl(this.getClass().getName(), "assembly-validation-messages", Severity.WARNING, model, message, (Object[])messageParameters); - monitor.problem(problem); - } - } - - /** - * Report a exception. - * - * @param problems - * @param message - * @param model - */ - private void error(String message, Object model, Exception ex) { - if (monitor != null) { - Problem problem = null; - problem = new ProblemImpl(this.getClass().getName(), "assembly-validation-messages", Severity.ERROR, model, message, ex); - monitor.problem(problem); - } - } - - /** - * Connect composite references and services to the reference and services that they promote. - * - * @param composite - * @param componentServices - * @param problems - */ - protected void connectCompositeReferencesAndServices(Composite composite){ - // Wire nested composites recursively - for (Component component : composite.getComponents()) { - Implementation implementation = component.getImplementation(); - if (implementation instanceof Composite) { - connectCompositeReferencesAndServices((Composite)implementation); - } - } - - // Index components, services and references - Map<String, Component> components = new HashMap<String, Component>(); - Map<String, ComponentService> componentServices = new HashMap<String, ComponentService>(); - Map<String, ComponentReference> componentReferences = new HashMap<String, ComponentReference>(); - indexComponentsServicesAndReferences(composite, components, componentServices, componentReferences); - - // Connect composite services and references to the component - // services and references that they promote - connectCompositeServices(composite, components, componentServices); - connectCompositeReferences(composite, componentReferences); - } - - /** - * Connect composite services to the component services that they promote. - * - * @param composite - * @param componentServices - * @param problems - */ - private void connectCompositeServices(Composite composite, - Map<String, Component> components, - Map<String, ComponentService> componentServices) { - - // Propagate interfaces from inner composite components' services to - // their component services - for (Component component : composite.getComponents()) { - if (component.getImplementation() instanceof Composite) { - for (ComponentService componentService : component.getServices()) { - Service service = componentService.getService(); - if (service != null) { - if (componentService.getInterfaceContract() == null) { - componentService.setInterfaceContract(service.getInterfaceContract()); - } - } - } - } - } - - // Connect composite services to the component services that they - // promote - for (Service service : composite.getServices()) { - CompositeService compositeService = (CompositeService)service; - ComponentService componentService = compositeService.getPromotedService(); - if (componentService != null && componentService.isUnresolved()) { - - String promotedComponentName = compositeService.getPromotedComponent().getName(); - String promotedServiceName; - if (componentService.getName() != null) { - promotedServiceName = promotedComponentName + '/' + componentService.getName(); - } else { - promotedServiceName = promotedComponentName; - } - ComponentService promotedService = componentServices.get(promotedServiceName); - if (promotedService != null) { - - // Point to the resolved component - Component promotedComponent = components.get(promotedComponentName); - compositeService.setPromotedComponent(promotedComponent); - - // Point to the resolved component service - compositeService.setPromotedService(promotedService); - - // Use the interface contract from the component service if - // none is specified on the composite service - InterfaceContract compositeServiceInterfaceContract = compositeService.getInterfaceContract(); - InterfaceContract promotedServiceInterfaceContract = promotedService.getInterfaceContract(); - if (compositeServiceInterfaceContract == null) { - compositeService.setInterfaceContract(promotedServiceInterfaceContract); - } else if (promotedServiceInterfaceContract != null) { - // Check the compositeServiceInterfaceContract and promotedServiceInterfaceContract - boolean isCompatible = interfaceContractMapper.isCompatible(compositeServiceInterfaceContract, promotedServiceInterfaceContract); - if(!isCompatible){ - warning("ServiceInterfaceNotSubSet", compositeService, promotedServiceName); - } - } - - } else { - warning("PromotedServiceNotFound", composite, composite.getName().toString(), promotedServiceName); - } - } - } - - } - - /** - * Resolves promoted references. - * - * @param composite - * @param componentReferences - * @param problems - */ - private void connectCompositeReferences(Composite composite, Map<String, ComponentReference> componentReferences) { - - // Propagate interfaces from inner composite components' references to - // their component references - for (Component component : composite.getComponents()) { - if (component.getImplementation() instanceof Composite) { - for (ComponentReference componentReference : component.getReferences()) { - Reference reference = componentReference.getReference(); - if (reference != null) { - if (componentReference.getInterfaceContract() == null) { - componentReference.setInterfaceContract(reference.getInterfaceContract()); - } - } - } - } - } - - // Connect composite references to the component references - // that they promote - for (Reference reference : composite.getReferences()) { - CompositeReference compositeReference = (CompositeReference)reference; - List<ComponentReference> promotedReferences = compositeReference.getPromotedReferences(); - for (int i = 0, n = promotedReferences.size(); i < n; i++) { - ComponentReference componentReference = promotedReferences.get(i); - if (componentReference.isUnresolved()) { - String componentReferenceName = componentReference.getName(); - componentReference = componentReferences.get(componentReferenceName); - if (componentReference != null) { - - // Point to the resolved component reference - promotedReferences.set(i, componentReference); - - // Use the interface contract from the component - // reference if none - // is specified on the composite reference - - InterfaceContract compositeReferenceInterfaceContract = compositeReference.getInterfaceContract(); - InterfaceContract componentReferenceInterfaceContract = componentReference.getInterfaceContract(); - if (compositeReferenceInterfaceContract == null) { - compositeReference.setInterfaceContract(componentReferenceInterfaceContract); - } else if (componentReferenceInterfaceContract != null) { - // Check the compositeInterfaceContract and componentInterfaceContract - boolean isCompatible = interfaceContractMapper.isCompatible(compositeReferenceInterfaceContract, componentReferenceInterfaceContract); - if (!isCompatible) { - warning("ReferenceInterfaceNotSubSet", compositeReference, componentReferenceName); - } - } - } else { - warning("PromotedReferenceNotFound", composite, composite.getName().toString(), componentReferenceName); - } - } - } - } - } - - private List<Endpoint> createComponentReferenceTargets(Composite composite, - Map<String, Component> components, - Map<String, ComponentService> componentServices, - ComponentReference componentReference) { - - List<Endpoint> endpoints = new ArrayList<Endpoint>(); - - if (!componentReference.getTargets().isEmpty()) { - - // Check if the component reference does not mix the use of endpoints specified via - // binding elements with target endpoints specified via the target attribute - for (Binding binding : componentReference.getBindings()) { - if (binding.getURI() != null) { - warning("ReferenceEndPointMixWithTarget", composite, componentReference.getName()); - } - } - - // Resolve targets specified on the component reference - for (ComponentService componentService : componentReference.getTargets()) { - - // Resolve the target component and service - String name = componentService.getName(); - ComponentService targetComponentService = componentServices.get(name); - Component targetComponent; - int s = name.indexOf('/'); - if (s == -1) { - targetComponent = components.get(name); - } else { - targetComponent = components.get(name.substring(0, s)); - } - - if (targetComponentService != null) { - - // Check that the target component service provides - // a superset of the component reference interface - if (componentReference.getInterfaceContract() == null || - interfaceContractMapper.isCompatible(componentReference.getInterfaceContract(), targetComponentService.getInterfaceContract())) { - - Endpoint endpoint = endpointFactory.createEndpoint(); - endpoint.setTargetName(targetComponent.getName()); - endpoint.setSourceComponent(null); // TODO - fixed up at start - endpoint.setSourceComponentReference(componentReference); - endpoint.setInterfaceContract(componentReference.getInterfaceContract()); - endpoint.setTargetComponent(targetComponent); - endpoint.setTargetComponentService(targetComponentService); - endpoint.getCandidateBindings().addAll(componentReference.getBindings()); - endpoints.add(endpoint); - - // mark the reference target as resolved. Used later when we are looking to - // see if an sca binding is associated with a resolved target or not - componentService.setUnresolved(false); - } else { - warning("ReferenceIncompatibleInterface", composite, composite.getName().toString(), - componentReference.getName(), componentService.getName()); - } - } else { - // add all the reference bindings into the target so that they - // can be used for comparison when the target is resolved at runtime - componentService.getBindings().addAll(componentReference.getBindings()); - - Endpoint endpoint = endpointFactory.createEndpoint(); - endpoint.setTargetName(name); - endpoint.setSourceComponent(null); // TODO - fixed up at start - endpoint.setSourceComponentReference(componentReference); - endpoint.setInterfaceContract(componentReference.getInterfaceContract()); - endpoint.getCandidateBindings().addAll(componentReference.getBindings()); - endpoints.add(endpoint); - - // The bindings will be cloned back into the reference when the - // target is finally resolved. - warning("ComponentReferenceTargetNotFound", composite, - composite.getName().toString(), componentService.getName()); - } - } - } else if ((componentReference.getReference() != null) && - (!componentReference.getReference().getTargets().isEmpty())) { - - // Resolve targets from the corresponding reference in the - // componentType - for (ComponentService componentService : componentReference.getReference().getTargets()) { - - // Resolve the target component and service - String name = componentService.getName(); - ComponentService targetComponentService = componentServices.get(name); - Component targetComponent; - int s = name.indexOf('/'); - if (s == -1) { - targetComponent = components.get(name); - } else { - targetComponent = components.get(name.substring(0, s)); - } - - if (targetComponentService != null) { - - // Check that the target component service provides - // a superset of - // the component reference interface - if (componentReference.getInterfaceContract() == null || - interfaceContractMapper.isCompatible(componentReference.getInterfaceContract(), targetComponentService.getInterfaceContract())) { - - Endpoint endpoint = endpointFactory.createEndpoint(); - endpoint.setTargetName(targetComponent.getName()); - endpoint.setSourceComponent(null); // TODO - fixed up at start - endpoint.setSourceComponentReference(componentReference); - endpoint.setInterfaceContract(componentReference.getInterfaceContract()); - endpoint.setTargetComponent(targetComponent); - endpoint.setTargetComponentService(targetComponentService); - endpoint.getCandidateBindings().addAll(componentReference.getBindings()); - endpoints.add(endpoint); - - // mark the reference target as resolved. Used later when we are looking to - // see if an sca binding is associated with a resolved target or not - componentService.setUnresolved(false); - } else { - warning("ComponentIncompatibleInterface", composite, - componentReference.getName(), componentService.getName()); - } - } else { - // add all the reference bindings into the target so that they - // can be used for comparison when the target is resolved at runtime - componentService.getBindings().addAll(componentReference.getBindings()); - - // The bindings will be cloned back into the reference when the - // target is finally resolved. - - Endpoint endpoint = endpointFactory.createEndpoint(); - endpoint.setTargetName(name); - endpoint.setSourceComponent(null); // TODO - fixed up at start - endpoint.setSourceComponentReference(componentReference); - endpoint.setInterfaceContract(componentReference.getInterfaceContract()); - endpoint.getCandidateBindings().addAll(componentReference.getBindings()); - endpoints.add(endpoint); - - warning("ComponentReferenceTargetNotFound", composite, - composite.getName().toString(), componentService.getName()); - } - } - } else if (componentReference.getAutowire() == Boolean.TRUE) { - - // Find suitable targets in the current composite for an - // autowired reference - Multiplicity multiplicity = componentReference.getMultiplicity(); - for (Component targetComponent : composite.getComponents()) { - // prevent autowire connecting to self - boolean skipSelf = false; - for (ComponentReference targetComponentReference : targetComponent.getReferences()) { - if (componentReference == targetComponentReference){ - skipSelf = true; - } - } - - if (!skipSelf){ - for (ComponentService targetComponentService : targetComponent.getServices()) { - if (componentReference.getInterfaceContract() == null || - interfaceContractMapper.isCompatible(componentReference.getInterfaceContract(), targetComponentService.getInterfaceContract())) { - - Endpoint endpoint = endpointFactory.createEndpoint(); - endpoint.setTargetName(targetComponent.getName()); - endpoint.setSourceComponent(null); // TODO - fixed up at start - endpoint.setSourceComponentReference(componentReference); - endpoint.setInterfaceContract(componentReference.getInterfaceContract()); - endpoint.setTargetComponent(targetComponent); - endpoint.setTargetComponentService(targetComponentService); - endpoint.getCandidateBindings().addAll(componentReference.getBindings()); - endpoints.add(endpoint); - - if (multiplicity == Multiplicity.ZERO_ONE || multiplicity == Multiplicity.ONE_ONE) { - break; - } - } - } - } - } - - if (multiplicity == Multiplicity.ONE_N || multiplicity == Multiplicity.ONE_ONE) { - if (endpoints.size() == 0) { - warning("NoComponentReferenceTarget", componentReference, componentReference.getName()); - } - } - } - - - // if no endpoints have found so far retrieve any target names that are in binding URIs - if (endpoints.isEmpty()){ - for (Binding binding : componentReference.getBindings()) { - - String uri = binding.getURI(); - - // user hasn't put a uri on the binding so it's not a target name - if (uri == null) { - continue; - } - - // user might have put a local target name in the uri so get - // the path part and see if it refers to a target we know about - // - if it does the reference binding will be matched with a service binding - // - if it doesn't it is assumed to be an external reference - Component targetComponent = null; - ComponentService targetComponentService = null; - String path = null; - - try { - path = URI.create(uri).getPath(); - } catch(Exception ex){ - // just assume that no target is identified if - // a URI related exception is thrown - } - - if (path != null) { - if (path.startsWith("/")) { - path = path.substring(1); - } - - // Resolve the target component and service - targetComponentService = componentServices.get(path); - int s = path.indexOf('/'); - if (s == -1) { - targetComponent = components.get(path); - } else { - targetComponent = components.get(path.substring(0, s)); - } - } - - // if the path of the binding URI matches a component in the - // composite then configure an endpoint with this component as the target - // if not then the binding URI will be assumed to reference an external service - if (targetComponentService != null) { - - // Check that the target component service provides - // a superset of the component reference interface - if (componentReference.getInterfaceContract() == null || - interfaceContractMapper.isCompatible(componentReference.getInterfaceContract(), targetComponentService.getInterfaceContract())) { - - Endpoint endpoint = endpointFactory.createEndpoint(); - endpoint.setTargetName(targetComponent.getName()); - endpoint.setSourceComponent(null); // TODO - fixed up at start - endpoint.setSourceComponentReference(componentReference); - endpoint.setInterfaceContract(componentReference.getInterfaceContract()); - endpoint.setTargetComponent(targetComponent); - endpoint.setTargetComponentService(targetComponentService); - endpoint.getCandidateBindings().add(binding); - endpoints.add(endpoint); - } else { - warning("ReferenceIncompatibleInterface", - composite, - composite.getName().toString(), - componentReference.getName(), - uri); - } - } else { - - // create endpoints for manually configured bindings - Endpoint endpoint = endpointFactory.createEndpoint(); - endpoint.setTargetName(uri); - endpoint.setSourceComponent(null); // TODO - fixed up at start - endpoint.setSourceComponentReference(componentReference); - endpoint.setInterfaceContract(componentReference.getInterfaceContract()); - endpoint.setSourceBinding(binding); - endpoints.add(endpoint); - } - } - } - - return endpoints; - } - - - /** - * Connect references to their targets. - * - * @param composite - * @param componentServices - * @param componentReferences - * @param problems - */ - private void connectComponentReferences(Composite composite, - Map<String, Component> components, - Map<String, ComponentService> componentServices, - Map<String, ComponentReference> componentReferences){ - - for (ComponentReference componentReference : componentReferences.values()) { - - List<Endpoint> endpoints = createComponentReferenceTargets(composite, - components, - componentServices, - componentReference); - - componentReference.getEndpoints().addAll(endpoints); - - // the result of calculating the endpoints is either that bindings have been - // configured manually using a URI or that targets have been provided and the - // endpoint remains unresolved. So all endpoints should be either resved or uresolved. - boolean endpointsRequireAutomaticResolution = false; - for(Endpoint endpoint : endpoints){ - endpointsRequireAutomaticResolution = endpoint.isUnresolved(); - } - - // build each endpoint - if (endpointsRequireAutomaticResolution) { - - for(Endpoint endpoint : endpoints){ - endpointBuilder.build(endpoint); - } - - // TODO - The following step ensures that the reference binding list remains - // as the record of resolved targets for now. This needs fixing so - // that the endpoint takes on this responsibility. - componentReference.getBindings().clear(); - - if (componentReference.getCallback() != null){ - componentReference.getCallback().getBindings().clear(); - } - - for(Endpoint endpoint : endpoints){ - if (endpoint.isUnresolved() == false){ - componentReference.getBindings().add(endpoint.getSourceBinding()); - - if (componentReference.getCallback() != null){ - componentReference.getCallback().getBindings().add(endpoint.getSourceCallbackBinding()); - } - } - } - - } else { - // do nothing as no targets have been specified so the bindings - // in the reference binding list are assumed to be manually configured - } - - -/* - // Select the reference bindings matching the target service bindings - List<Binding> selectedBindings = new ArrayList<Binding>(); - List<Binding> selectedCallbackBindings = null; - - // Handle callback - boolean bidirectional = false; - - if (componentReference.getInterfaceContract() != null && componentReference.getInterfaceContract().getCallbackInterface() != null) { - bidirectional = true; - selectedCallbackBindings = new ArrayList<Binding>(); - } - - for (Target target : targets) { - - Component targetComponent = target.getComponent(); - ComponentService targetComponentService = target.getService(); - if (targetComponentService.getService() instanceof CompositeService) { - CompositeService compositeService = (CompositeService) targetComponentService.getService(); - // Find the promoted component service - targetComponentService = ServiceConfigurationUtil.getPromotedComponentService(compositeService); - } - - try { - PolicyConfigurationUtil.determineApplicableBindingPolicySets(componentReference, targetComponentService); - } catch ( Exception e ) { - warning("Policy related exception: " + e, e); - //throw new RuntimeException(e); - } - - // Match the binding against the bindings of the target service - Binding selected = BindingConfigurationUtil.resolveBindings(componentReference, targetComponent, targetComponentService, - bindingMap); - if (selected == null) { - warning("NoMatchingBinding", componentReference, componentReference.getName(), targetComponentService.getName()); - } else { - selectedBindings.add(selected); - } - if (bidirectional) { - Binding selectedCallback = BindingConfigurationUtil.resolveCallbackBindings(componentReference, targetComponent, - targetComponentService, bindingMap); - if (selectedCallback != null) { - selectedCallbackBindings.add(selectedCallback); - } - } - } -*/ - - // Need to tidy up the reference binding list and add in the bindings that - // have been selected above. The situation so far... - // Wired reference (1 or more targets are specified) - // Binding.uri = null - remove as it's left over from target resolution - // the binding will have been moved to the target from where - // it will be resolved later - // Binding.uri != null - the selected and resolved reference binding - // Unwired reference (0 targets) - // Binding.uri = null - Either a callback reference or the reference is yet to be wired - // by the implementation so leave the binding where it is - // Binding.uri != null - from the composite file so leave it -/* - if ((componentReference.getTargets().size() > 0) || - (!targets.isEmpty())) { - - // Add all the effective bindings - componentReference.getBindings().clear(); - componentReference.getBindings().addAll(selectedBindings); - if (bidirectional) { - componentReference.getCallback().getBindings().clear(); - componentReference.getCallback().getBindings().addAll(selectedCallbackBindings); - } - - // add in sca bindings to represent all unresolved targets. The sca binding - // will try to resolve the target at a later date. - for (ComponentService service : componentReference.getTargets()) { - if (service.isUnresolved()) { - SCABinding scaBinding = null; - - // find the sca binding amongst the candidate binding list. We want to - // find this one and clone it as it may have been configured with - // policies - for (Binding binding : service.getBindings()) { - - if (binding instanceof SCABinding) { - try { - scaBinding = (SCABinding)((OptimizableBinding)binding).clone(); - } catch (CloneNotSupportedException ex){ - // we know it is supported on the SCA binding - } - break; - } - } - - if (scaBinding != null) { - // configure the cloned SCA binding for this reference target - scaBinding.setName(service.getName()); - - // this service object holds the list of candidate bindings which - // can be used for later matching - ((OptimizableBinding)scaBinding).setTargetComponentService(service); - componentReference.getBindings().add(scaBinding); - } else { - // not sure we need to raise a warning here as a warning will already been - // thrown previously to indicate the reason why there is no sca binding - // warning("NoSCABindingAvailableForUnresolvedService", componentReference, componentReference.getName(), service.getName()); - } - } - } - } - -*/ - // Connect the optimizable bindings to their target component and - // service -/* - for (Binding binding : componentReference.getBindings()) { - if (!(binding instanceof OptimizableBinding)) { - continue; - } - OptimizableBinding optimizableBinding = (OptimizableBinding)binding; - if (optimizableBinding.getTargetComponentService() != null) { - continue; - } - String uri = optimizableBinding.getURI(); - if (uri == null) { - continue; - } - uri = URI.create(uri).getPath(); - if (uri.startsWith("/")) { - uri = uri.substring(1); - } - - // Resolve the target component and service - ComponentService targetComponentService = componentServices.get(uri); - Component targetComponent; - int s = uri.indexOf('/'); - if (s == -1) { - targetComponent = components.get(uri); - } else { - targetComponent = components.get(uri.substring(0, s)); - } - - if (targetComponentService != null) { - - // Check that the target component service provides - // a superset of the component reference interface - if (componentReference.getInterfaceContract() == null || - interfaceContractMapper.isCompatible(componentReference.getInterfaceContract(), targetComponentService.getInterfaceContract())) { - - } else { - warning("ReferenceIncompatibleInterface", - composite, - composite.getName().toString(), - componentReference.getName(), - uri); - } - optimizableBinding.setTargetComponent(targetComponent); - optimizableBinding.setTargetComponentService(targetComponentService); - optimizableBinding.setTargetBinding(targetComponentService.getBinding(optimizableBinding.getClass())); - } - } -*/ - } - } - - /** - * Resolve wires and connect the sources to their targets - * - * @param composite - * @param componentServices - * @param componentReferences - * @param problems - */ - private void connectWires(Composite composite, - Map<String, ComponentService> componentServices, - Map<String, ComponentReference> componentReferences) { - - // For each wire, resolve the source reference, the target service, and - // add it to the list of targets of the reference - List<Wire> wires = composite.getWires(); - for (int i = 0, n = wires.size(); i < n; i++) { - Wire wire = wires.get(i); - - ComponentReference resolvedReference; - ComponentService resolvedService; - - // Resolve the source reference - ComponentReference source = wire.getSource(); - if (source != null && source.isUnresolved()) { - resolvedReference = componentReferences.get(source.getName()); - if (resolvedReference != null) { - wire.setSource(resolvedReference); - } else { - warning("WireSourceNotFound", composite, source.getName()); - } - } else { - resolvedReference = wire.getSource(); - } - - // Resolve the target service - ComponentService target = wire.getTarget(); - if (target != null && target.isUnresolved()) { - resolvedService = componentServices.get(target.getName()); - if (resolvedService != null) { - wire.setTarget(target); - } else { - warning("WireTargetNotFound", composite, source.getName()); - } - } else { - resolvedService = wire.getTarget(); - } - - // Add the target service to the list of targets of the - // reference - if (resolvedReference != null && resolvedService != null) { - // Check that the target component service provides - // a superset of - // the component reference interface - if (resolvedReference.getInterfaceContract() == null || interfaceContractMapper - .isCompatible(resolvedReference.getInterfaceContract(), resolvedService.getInterfaceContract())) { - - //resolvedReference.getTargets().add(resolvedService); - resolvedReference.getTargets().add(wire.getTarget()); - } else { - warning("WireIncompatibleInterface", composite, source.getName(), target.getName()); - } - } - } - - // Clear the list of wires - composite.getWires().clear(); - } - - private void addPoliciesFromPromotedService(CompositeService compositeService) { - //inherit intents and policies from promoted service - PolicyComputationUtils.addInheritedIntents(compositeService.getPromotedService().getRequiredIntents(), - compositeService.getRequiredIntents()); - PolicyComputationUtils.addInheritedPolicySets(compositeService.getPromotedService().getPolicySets(), - compositeService.getPolicySets(), true); - addInheritedOperationConfigurations(compositeService.getPromotedService(), compositeService); - } - - private void addPoliciesFromPromotedReference(CompositeReference compositeReference) { - for ( Reference promotedReference : compositeReference.getPromotedReferences() ) { - PolicyComputationUtils.addInheritedIntents(promotedReference.getRequiredIntents(), - compositeReference.getRequiredIntents()); - - PolicyComputationUtils.addInheritedPolicySets(promotedReference.getPolicySets(), - compositeReference.getPolicySets(), true); - addInheritedOperationConfigurations(promotedReference, compositeReference); - } - } - - - protected void computePolicies(Composite composite) { - - // compute policies recursively - for (Component component : composite.getComponents()) { - Implementation implementation = component.getImplementation(); - if (implementation instanceof Composite) { - computePolicies((Composite)implementation); - } - } - - for (Component component : composite.getComponents()) { - - // Inherit default policies from the component to component-level contracts. - // This must be done BEFORE computing implementation policies because the - // implementation policy computer removes from the component any - // intents and policy sets that don't apply to implementations. - PolicyConfigurationUtil.inheritDefaultPolicies(component, component.getServices()); - PolicyConfigurationUtil.inheritDefaultPolicies(component, component.getReferences()); - - Implementation implemenation = component.getImplementation(); - try { - PolicyConfigurationUtil.computeImplementationIntentsAndPolicySets(implemenation, component); - } catch ( Exception e ) { - error("PolicyRelatedException", implemenation, e); - //throw new RuntimeException(e); - } - - for (ComponentService componentService : component.getServices()) { - Service service = componentService.getService(); - if (service != null) { - // reconcile intents and policysets from componentType - PolicyComputationUtils.addInheritedIntents(service.getRequiredIntents(), componentService.getRequiredIntents()); - PolicyComputationUtils.addInheritedPolicySets(service.getPolicySets(), componentService.getPolicySets(), true); - - //reconcile intents and policysets for operations - boolean notFound; - List<ConfiguredOperation> opsFromComponentType = new ArrayList<ConfiguredOperation>(); - for ( ConfiguredOperation ctsConfOp : service.getConfiguredOperations() ) { - notFound = true; - for ( ConfiguredOperation csConfOp : componentService.getConfiguredOperations() ) { - if ( csConfOp.getName().equals(ctsConfOp.getName()) ) { - PolicyComputationUtils.addInheritedIntents(ctsConfOp.getRequiredIntents(), csConfOp.getRequiredIntents()); - PolicyComputationUtils.addInheritedPolicySets(ctsConfOp.getPolicySets(), csConfOp.getPolicySets(), true); - notFound = false; - } - } - - if ( notFound ) { - opsFromComponentType.add(ctsConfOp); - } - } - componentService.getConfiguredOperations().addAll(opsFromComponentType); - } - - try { - //compute the intents for operations under service element - PolicyConfigurationUtil.computeIntentsForOperations(componentService); - //compute intents and policyset for each binding - //addInheritedOpConfOnBindings(componentService); - PolicyConfigurationUtil.computeBindingIntentsAndPolicySets(componentService); - PolicyConfigurationUtil.determineApplicableBindingPolicySets(componentService, null); - - } catch ( Exception e ) { - error("PolicyRelatedException", componentService, e); - //throw new RuntimeException(e); - } - } - - for (ComponentReference componentReference : component.getReferences()) { - Reference reference = componentReference.getReference(); - if (reference != null) { - // reconcile intents and policysets - PolicyComputationUtils.addInheritedIntents(reference.getRequiredIntents(), componentReference.getRequiredIntents()); - PolicyComputationUtils.addInheritedPolicySets(reference.getPolicySets(), componentReference.getPolicySets(), true); - } - - - try { - //compute the intents for operations under reference element - PolicyConfigurationUtil.computeIntentsForOperations(componentReference); - //compute intents and policyset for each binding - //addInheritedOpConfOnBindings(componentReference); - PolicyConfigurationUtil.computeBindingIntentsAndPolicySets(componentReference); - PolicyConfigurationUtil.determineApplicableBindingPolicySets(componentReference, null); - - - if ( componentReference.getCallback() != null ) { - PolicyComputationUtils.addInheritedIntents(componentReference.getRequiredIntents(), - componentReference.getCallback().getRequiredIntents()); - PolicyComputationUtils.addInheritedPolicySets(componentReference.getPolicySets(), - componentReference.getCallback().getPolicySets(), - false); - } - } catch ( Exception e ) { - error("PolicyRelatedException", componentReference, e); - //throw new RuntimeException(e); - } - } - } - - PolicyConfigurationUtil.inheritDefaultPolicies(composite, composite.getServices()); - PolicyConfigurationUtil.inheritDefaultPolicies(composite, composite.getReferences()); - - //compute policies for composite service bindings - for (Service service : composite.getServices()) { - addPoliciesFromPromotedService((CompositeService)service); - try { - //compute the intents for operations under service element - PolicyConfigurationUtil.computeIntentsForOperations(service); - //add or merge service operations to the binding - //addInheritedOpConfOnBindings(service); - PolicyConfigurationUtil.computeBindingIntentsAndPolicySets(service); - PolicyConfigurationUtil.determineApplicableBindingPolicySets(service, null); - } catch ( Exception e ) { - error("PolicyRelatedException", service, e); - //throw new RuntimeException(e); - } - - } - - for (Reference reference : composite.getReferences()) { - CompositeReference compReference = (CompositeReference)reference; - addPoliciesFromPromotedReference(compReference); - try { - //compute the intents for operations under service element - PolicyConfigurationUtil.computeIntentsForOperations(reference); - //addInheritedOpConfOnBindings(reference); - - if (compReference.getCallback() != null) { - PolicyComputationUtils.addInheritedIntents(compReference.getRequiredIntents(), - compReference.getCallback().getRequiredIntents()); - PolicyComputationUtils.addInheritedPolicySets(compReference.getPolicySets(), - compReference.getCallback().getPolicySets(), - false); - } - - PolicyConfigurationUtil.computeBindingIntentsAndPolicySets(reference); - PolicyConfigurationUtil.determineApplicableBindingPolicySets(reference, null); - } catch ( Exception e ) { - error("PolicyRelatedException", reference, e); - //throw new RuntimeException(e); - } - } - - } - - private void addInheritedOperationConfigurations(OperationsConfigurator source, - OperationsConfigurator target) { - boolean found = false; - - List<ConfiguredOperation> additionalOperations = new ArrayList<ConfiguredOperation>(); - for ( ConfiguredOperation sourceConfOp : source.getConfiguredOperations() ) { - for ( ConfiguredOperation targetConfOp : target.getConfiguredOperations() ) { - if ( sourceConfOp.getName().equals(targetConfOp.getName())) { - PolicyComputationUtils.addInheritedIntents(sourceConfOp.getRequiredIntents(), - targetConfOp.getRequiredIntents()); - PolicyComputationUtils.addInheritedPolicySets(sourceConfOp.getPolicySets(), - targetConfOp.getPolicySets(), true); - found = true; - break; - } - } - - if ( !found ) { - additionalOperations.add(sourceConfOp); - } - } - - if ( !additionalOperations.isEmpty() ) { - target.getConfiguredOperations().addAll(additionalOperations); - } - } - -} |