From ecaed8ff741ea67c33c93cf571557db0837fa689 Mon Sep 17 00:00:00 2001 From: antelder Date: Fri, 20 Mar 2009 09:41:17 +0000 Subject: [maven-release-plugin] copy for branch tb7 git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@756391 13f79535-47bb-0310-9956-ffa450edef68 --- .../org/apache/tuscany/sca/node/impl/NodeImpl.java | 736 +++++++++++++++++++++ 1 file changed, 736 insertions(+) create mode 100644 sandbox/ant/sca/branches/tb7/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java (limited to 'sandbox/ant/sca/branches/tb7/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java') diff --git a/sandbox/ant/sca/branches/tb7/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java b/sandbox/ant/sca/branches/tb7/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java new file mode 100644 index 0000000000..1f9e085590 --- /dev/null +++ b/sandbox/ant/sca/branches/tb7/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java @@ -0,0 +1,736 @@ +/* +* 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.node.impl; + +import static java.lang.System.currentTimeMillis; +import static org.apache.tuscany.sca.node.impl.NodeUtil.contribution; +import static org.apache.tuscany.sca.node.impl.NodeUtil.createURI; + +import java.io.ByteArrayInputStream; +import java.io.File; +import java.io.InputStream; +import java.net.URI; +import java.net.URL; +import java.util.ArrayList; +import java.util.HashSet; +import java.util.List; +import java.util.Set; +import java.util.logging.Level; +import java.util.logging.Logger; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamReader; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.Component; +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.builder.CompositeBuilder; +import org.apache.tuscany.sca.assembly.builder.CompositeBuilderExtensionPoint; +import org.apache.tuscany.sca.contribution.Artifact; +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.ContributionFactory; +import org.apache.tuscany.sca.contribution.DefaultImport; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.resolver.ExtensibleModelResolver; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.resolver.ModelResolverExtensionPoint; +import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.core.ModuleActivator; +import org.apache.tuscany.sca.core.ModuleActivatorExtensionPoint; +import org.apache.tuscany.sca.core.UtilityExtensionPoint; +import org.apache.tuscany.sca.core.assembly.ActivationException; +import org.apache.tuscany.sca.core.assembly.CompositeActivator; +import org.apache.tuscany.sca.core.assembly.RuntimeAssemblyFactory; +import org.apache.tuscany.sca.core.invocation.ExtensibleProxyFactory; +import org.apache.tuscany.sca.core.invocation.ProxyFactory; +import org.apache.tuscany.sca.core.invocation.ProxyFactoryExtensionPoint; +import org.apache.tuscany.sca.definitions.Definitions; +import org.apache.tuscany.sca.definitions.DefinitionsFactory; +import org.apache.tuscany.sca.definitions.util.DefinitionsUtil; +import org.apache.tuscany.sca.implementation.node.ConfiguredNodeImplementation; +import org.apache.tuscany.sca.implementation.node.NodeImplementationFactory; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.MonitorFactory; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; +import org.apache.tuscany.sca.node.Client; +import org.apache.tuscany.sca.node.ContributionLocationHelper; +import org.apache.tuscany.sca.node.Node; +import org.apache.tuscany.sca.provider.DefinitionsProvider; +import org.apache.tuscany.sca.provider.DefinitionsProviderException; +import org.apache.tuscany.sca.provider.DefinitionsProviderExtensionPoint; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentContext; +import org.apache.tuscany.sca.work.WorkScheduler; +import org.apache.tuscany.sca.workspace.Workspace; +import org.apache.tuscany.sca.workspace.WorkspaceFactory; +import org.apache.tuscany.sca.workspace.builder.ContributionBuilder; +import org.apache.tuscany.sca.workspace.builder.ContributionBuilderExtensionPoint; +import org.oasisopen.sca.CallableReference; +import org.oasisopen.sca.ServiceReference; +import org.oasisopen.sca.ServiceRuntimeException; + + +/** + * Represents an SCA runtime node. + * + * @version $Rev$ $Date$ + */ +public class NodeImpl implements Node, Client { + + private static final String SCA11_TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.1"; + + private static final Logger logger = Logger.getLogger(NodeImpl.class.getName()); + + // The node configuration name, used for logging + private String configurationName; + + // The composite loaded into this node + private Composite composite; + + private ExtensionPointRegistry extensionPoints; + private Monitor monitor; + private URLArtifactProcessor contributionProcessor; + private ModelResolverExtensionPoint modelResolvers; + private FactoryExtensionPoint modelFactories; + private WorkspaceFactory workspaceFactory; + private ContributionFactory contributionFactory; + private AssemblyFactory assemblyFactory; + private XMLInputFactory inputFactory; + private ContributionBuilder contributionDependencyBuilder; + private CompositeBuilder compositeBuilder; + private StAXArtifactProcessorExtensionPoint xmlProcessors; + private StAXArtifactProcessor compositeProcessor; + private ProxyFactory proxyFactory; + private List moduleActivators = new ArrayList(); + private CompositeActivator compositeActivator; + private WorkScheduler workScheduler; + private Contribution systemContribution; + private Definitions systemDefinitions; + + /** + * Constructs a new SCA node. + */ + NodeImpl() { + configurationName = "default"; + logger.log(Level.INFO, "Creating node: " + configurationName); + + String root = ContributionLocationHelper.getContributionLocation("META-INF/sca-contribution.xml"); + if (root == null) { + throw new ServiceRuntimeException("no META-INF/sca-contribution.xml found"); + } + + String compositeURI = null; + org.apache.tuscany.sca.node.Contribution[] contributions = new org.apache.tuscany.sca.node.Contribution[]{new org.apache.tuscany.sca.node.Contribution(root, root)}; + + try { + // Initialize the runtime + init(); + + // Create a node configuration + NodeImplementationFactory nodeImplementationFactory = modelFactories.getFactory(NodeImplementationFactory.class); + ConfiguredNodeImplementation configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); + + if (compositeURI != null) { + Composite composite = assemblyFactory.createComposite(); + composite.setURI(compositeURI); + composite.setUnresolved(true); + configuration.setComposite(composite); + } + + // Create contribution models + for (org.apache.tuscany.sca.node.Contribution c : contributions) { + Contribution contribution = contribution(contributionFactory, c); + configuration.getContributions().add(contribution); + } + + // Configure the node + configureNode(configuration); + + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + } + + /** + * Constructs a new SCA node. + * + * @param configurationURI the URI of the node configuration information. + */ + NodeImpl(String configurationURI) { + configurationName = configurationURI; + logger.log(Level.INFO, "Creating node: " + configurationName); + + try { + // Initialize the runtime + init(); + + // Read the node configuration feed + StAXArtifactProcessor configurationProcessor = xmlProcessors.getProcessor(ConfiguredNodeImplementation.class); + URL configurationURL = new URL(configurationURI); + InputStream is = configurationURL.openStream(); + XMLStreamReader reader = inputFactory.createXMLStreamReader(is); + reader.nextTag(); + ConfiguredNodeImplementation configuration = configurationProcessor.read(reader); + is.close(); + + // Resolve contribution URLs + for (Contribution contribution : configuration.getContributions()) { + URL contributionURL = new URL(configurationURL, contribution.getLocation()); + contribution.setLocation(contributionURL.toString()); + } + + // Resolve composite URL + URL compositeURL = new URL(configurationURL, configuration.getComposite().getURI()); + configuration.getComposite().setURI(compositeURL.toString()); + + // Configure the node + configureNode(configuration); + + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + } + + /** + * Constructs a new SCA node. + * + * @param compositeURI + * @param contributions + */ + NodeImpl(String compositeURI, org.apache.tuscany.sca.node.Contribution[] contributions) { + configurationName = compositeURI; + logger.log(Level.INFO, "Creating node: " + configurationName); + + try { + // Initialize the runtime + init(); + + // Create a node configuration + NodeImplementationFactory nodeImplementationFactory = modelFactories.getFactory(NodeImplementationFactory.class); + ConfiguredNodeImplementation configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); + + if (compositeURI != null) { + Composite composite = assemblyFactory.createComposite(); + composite.setURI(compositeURI); + composite.setUnresolved(true); + configuration.setComposite(composite); + } + + // Create contribution models + for (org.apache.tuscany.sca.node.Contribution c : contributions) { + Contribution contribution = contribution(contributionFactory, c); + configuration.getContributions().add(contribution); + } + + // Configure the node + configureNode(configuration); + + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + } + + /** + * Constructs a new SCA node. + * + * @param compositeURI + * @param compositeContent + * @param contributions + */ + NodeImpl(String compositeURI, String compositeContent, org.apache.tuscany.sca.node.Contribution[] contributions) { + configurationName = compositeURI; + logger.log(Level.INFO, "Creating node: " + configurationName); + + try { + // Initialize the runtime + init(); + + // Create a node configuration + NodeImplementationFactory nodeImplementationFactory = modelFactories.getFactory(NodeImplementationFactory.class); + ConfiguredNodeImplementation configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); + + // Read the composite model + logger.log(Level.INFO, "Loading composite: " + compositeURI); + + XMLStreamReader reader = inputFactory.createXMLStreamReader(new ByteArrayInputStream(compositeContent.getBytes("UTF-8"))); + reader.nextTag(); + + // Read the composite model + composite = (Composite)compositeProcessor.read(reader); + if (composite != null && compositeURI != null) { + composite.setURI(compositeURI); + } + analyzeProblems(); + + configuration.setComposite(composite); + + // Create contribution models + for (org.apache.tuscany.sca.node.Contribution c : contributions) { + Contribution contribution = contribution(contributionFactory, c); + configuration.getContributions().add(contribution); + } + + // Configure the node + configureNode(configuration); + + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + } + + private void init() { + long start = currentTimeMillis(); + + // Create extension point registry + extensionPoints = new DefaultExtensionPointRegistry(); + + // Use the runtime-enabled assembly factory + modelFactories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class); + assemblyFactory = new RuntimeAssemblyFactory(); + modelFactories.addFactory(assemblyFactory); + + // Create a monitor + UtilityExtensionPoint utilities = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class); + MonitorFactory monitorFactory = utilities.getUtility(MonitorFactory.class); + monitor = monitorFactory.createMonitor(); + + // Initialize the Tuscany module activators + ModuleActivatorExtensionPoint activators = extensionPoints.getExtensionPoint(ModuleActivatorExtensionPoint.class); + for (ModuleActivator moduleActivator: activators.getModuleActivators()) { + try { + moduleActivator.start(extensionPoints); + moduleActivators.add(moduleActivator); + } catch (Throwable e) { + // Ignore the failing module for now + logger.log(Level.SEVERE, e.getMessage(), e); + } + } + + // Get XML input/output factories + inputFactory = modelFactories.getFactory(XMLInputFactory.class); + + // Get contribution workspace and assembly model factories + contributionFactory = modelFactories.getFactory(ContributionFactory.class); + workspaceFactory = modelFactories.getFactory(WorkspaceFactory.class); + + // Create XML artifact processors + xmlProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class); + compositeProcessor = xmlProcessors.getProcessor(Composite.class); + + // Create contribution content processor + URLArtifactProcessorExtensionPoint docProcessorExtensions = extensionPoints.getExtensionPoint(URLArtifactProcessorExtensionPoint.class); + contributionProcessor = docProcessorExtensions.getProcessor(Contribution.class); + + // Get the model resolvers + modelResolvers = extensionPoints.getExtensionPoint(ModelResolverExtensionPoint.class); + + // Get a contribution dependency builder + ContributionBuilderExtensionPoint contributionBuilders = extensionPoints.getExtensionPoint(ContributionBuilderExtensionPoint.class); + contributionDependencyBuilder = contributionBuilders.getContributionBuilder("org.apache.tuscany.sca.workspace.builder.ContributionDependencyBuilder"); + + // Get composite builders + CompositeBuilderExtensionPoint compositeBuilders = extensionPoints.getExtensionPoint(CompositeBuilderExtensionPoint.class); + compositeBuilder = compositeBuilders.getCompositeBuilder("org.apache.tuscany.sca.assembly.builder.CompositeBuilder"); + + // Initialize runtime + + // Get proxy factory + ProxyFactoryExtensionPoint proxyFactories = extensionPoints.getExtensionPoint(ProxyFactoryExtensionPoint.class); + proxyFactory = new ExtensibleProxyFactory(proxyFactories); + + // Get the composite activator + compositeActivator = utilities.getUtility(CompositeActivator.class); + + workScheduler = utilities.getUtility(WorkScheduler.class); + + // Load the system definitions.xml from all of the loaded extension points + DefinitionsProviderExtensionPoint definitionsProviders = extensionPoints.getExtensionPoint(DefinitionsProviderExtensionPoint.class); + DefinitionsFactory definitionsFactory = modelFactories.getFactory(DefinitionsFactory.class); + systemDefinitions = definitionsFactory.createDefinitions(); + + // aggregate all the definitions into a single definitions model + try { + for (DefinitionsProvider definitionsProvider : definitionsProviders.getDefinitionsProviders()) { + DefinitionsUtil.aggregate(definitionsProvider.getDefinitions(), systemDefinitions); + } + } catch (DefinitionsProviderException e) { + throw new IllegalStateException(e); + } + + // create a system contribution to hold the definitions. The contribution + // will be extended later with definitions from application contributions + systemContribution = contributionFactory.createContribution(); + systemContribution.setURI("http://tuscany.apache.org/SystemContribution"); + systemContribution.setLocation("http://tuscany.apache.org/SystemContribution"); + ModelResolver modelResolver = new ExtensibleModelResolver(systemContribution, modelResolvers, modelFactories); + systemContribution.setModelResolver(modelResolver); + systemContribution.setUnresolved(true); + + // create an artifact to represent the system defintions and + // add it to the contribution + List artifacts = systemContribution.getArtifacts(); + Artifact artifact = contributionFactory.createArtifact(); + artifact.setURI("http://tuscany.apache.org/SystemContribution/Definitions"); + artifact.setLocation("Derived"); + artifact.setModel(systemDefinitions); + artifacts.add(artifact); + + // don't resolve the system contribution until all the application + // level definitions have been added + + +// +// // Configure a resolver for the system definitions +// ModelResolver definitionsResolver = new DefaultModelResolver(); +// for (Intent intent : systemDefinitions.getPolicyIntents()) { +// definitionsResolver.addModel(intent); +// } +// for (PolicySet policySet : systemDefinitions.getPolicySets()) { +// definitionsResolver.addModel(policySet); +// } +// for (ExtensionType bindingType : systemDefinitions.getBindingTypes()) { +// definitionsResolver.addModel(bindingType); +// } +// for (ExtensionType implementationType : systemDefinitions.getImplementationTypes()) { +// definitionsResolver.addModel(implementationType); +// } +// +// // Now that all system sca definitions have been read, let's resolve them +// URLArtifactProcessorExtensionPoint documentProcessors = extensionPoints.getExtensionPoint(URLArtifactProcessorExtensionPoint.class); +// URLArtifactProcessor definitionsProcessor = documentProcessors.getProcessor(Definitions.class); +// try { +// definitionsProcessor.resolve(systemDefinitions, definitionsResolver); +// } catch (ContributionResolveException e) { +// throw new IllegalStateException(e); +// } + + if (logger.isLoggable(Level.FINE)) { + long end = currentTimeMillis(); + logger.fine("The tuscany runtime started in " + (end - start) + " ms."); + } + } + + private void configureNode(ConfiguredNodeImplementation configuration) throws Exception { + + // Create workspace model + Workspace workspace = workspaceFactory.createWorkspace(); + workspace.setModelResolver(new ExtensibleModelResolver(workspace, modelResolvers, modelFactories)); + + // Load the specified contributions + for (Contribution c : configuration.getContributions()) { + URI contributionURI = URI.create(c.getURI()); + + URI uri = createURI(c.getLocation()); + if (uri.getScheme() == null) { + uri = new File(c.getLocation()).toURI(); + } + URL contributionURL = uri.toURL(); + + // Load the contribution + logger.log(Level.INFO, "Loading contribution: " + contributionURL); + Contribution contribution = contributionProcessor.read(null, contributionURI, contributionURL); + workspace.getContributions().add(contribution); + analyzeProblems(); + } + + // Build an aggregated SCA definitions model. Must be done before we try and + // resolve any contributions or composites as they may depend on the full + // definitions.xml picture + + // get all definitions.xml artifacts from contributions and aggregate + // into the system contribution. In turn add a default import into + // each contribution so that for unresolved items the resolution + // processing will look in the system contribution + for (Contribution contribution: workspace.getContributions()) { + // aggregate definitions + for (Artifact artifact : contribution.getArtifacts()) { + Object model = artifact.getModel(); + if (model instanceof Definitions) { + DefinitionsUtil.aggregate((Definitions)model, systemDefinitions); + } + } + + // create a default import and wire it up to the system contribution + // model resolver. This is the trick that makes the resolution processing + // skip over to the system contribution if resolution is unsuccessful + // in the current contribution + DefaultImport defaultImport = contributionFactory.createDefaultImport(); + defaultImport.setModelResolver(systemContribution.getModelResolver()); + contribution.getImports().add(defaultImport); + } + + // now resolve the system contribution and add the contribution + // to the workspace + contributionProcessor.resolve(systemContribution, workspace.getModelResolver()); + workspace.getContributions().add(systemContribution); + + // TODO - Now we can calculate applicable policy sets for each composite + + // Build the contribution dependencies + Set resolved = new HashSet(); + for (Contribution contribution: workspace.getContributions()) { + contributionDependencyBuilder.build(contribution, workspace, monitor); + + // Resolve contributions + for (Contribution dependency: contribution.getDependencies()) { + if (!resolved.contains(dependency)) { + resolved.add(dependency); + contributionProcessor.resolve(dependency, workspace.getModelResolver()); + } + } + } + + composite = configuration.getComposite(); + + if (composite == null) { + setDefaultComposite(configuration, workspace); + } + + // Find the composite in the given contributions + boolean found = false; + Artifact compositeFile = contributionFactory.createArtifact(); + compositeFile.setUnresolved(true); + compositeFile.setURI(composite.getURI()); + for (Contribution contribution: workspace.getContributions()) { + ModelResolver resolver = contribution.getModelResolver(); +// for (Artifact artifact : contribution.getArtifacts()){ +// logger.log(Level.INFO,"artifact - " + artifact.getURI()); +// } + Artifact resolvedArtifact = resolver.resolveModel(Artifact.class, compositeFile); +// if (!resolvedArtifact.isUnresolved() && resolvedArtifact.getModel() instanceof Composite) { + + if (!composite.isUnresolved()) { + + // The composite content was passed into the node and read into a composite model, + // don't use the composite found in the contribution, use that composite, but just resolve + // it within the context of the contribution + compositeProcessor.resolve(composite, resolver); + + } else { + + // Use the resolved composite we've found in the contribution + composite = (Composite)resolvedArtifact.getModel(); + } + found = true; + // break; + // } + } +// if (!found) { +// throw new IllegalArgumentException("Composite not found: " + composite.getURI()); +// } + + // Build the composite and wire the components included in it + compositeBuilder.build(composite, systemDefinitions, monitor); + analyzeProblems(); + + // Create a top level composite to host our composite + // This is temporary to make the activator happy + Composite tempComposite = assemblyFactory.createComposite(); + tempComposite.setName(new QName(SCA11_TUSCANY_NS, "_tempComposite")); + tempComposite.setURI(SCA11_TUSCANY_NS); + + // Include the node composite in the top-level composite + tempComposite.getIncludes().add(composite); + + // Set the top level composite on the composite activator as + // logic in callable reference resolution relies on this being + // available + compositeActivator.setDomainComposite(tempComposite); + + /* + // The following line may return null, to be investigated + XPathFactory xPathFactory = modelFactories.getFactory(XPathFactory.class); + + for (PolicySet policySet : systemDefinitions.getPolicySets()) { + if (policySet.getAppliesTo() != null) { + XPath xpath = xPathFactory.newXPath(); + // FIXME: We need to develop a xpath function resolver to + // deal with the SCA functions + // xpath.setXPathFunctionResolver(resolver); + XPathExpression exp = xpath.compile(policySet.getAppliesTo()); + // exp.evaluate(item, XPathConstants.BOOLEAN); + } + } + */ + } + + public void start() { + logger.log(Level.INFO, "Starting node: " + configurationName); + + try { + + // Activate the composite + compositeActivator.activate(composite); + + // Start the composite + compositeActivator.start(composite); + + } catch (ActivationException e) { + throw new IllegalStateException(e); + } + + } + + public void stop() { + logger.log(Level.INFO, "Stopping node: " + configurationName); + + try { + + // Stop the composite + compositeActivator.stop(composite); + + // Deactivate the composite + compositeActivator.deactivate(composite); + + } catch (ActivationException e) { + throw new IllegalStateException(e); + } + + } + + public void destroy() { + // Stop the runtime modules + for (ModuleActivator moduleActivator: moduleActivators) { + moduleActivator.stop(extensionPoints); + } + + // Stop and destroy the work manager + workScheduler.destroy(); + } + + public > R cast(B target) throws IllegalArgumentException { + return (R)proxyFactory.cast(target); + } + + public B getService(Class businessInterface, String serviceName) { + + ServiceReference serviceReference = getServiceReference(businessInterface, serviceName); + if (serviceReference == null) { + throw new ServiceRuntimeException("Service not found: " + serviceName); + } + return serviceReference.getService(); + } + + public ServiceReference getServiceReference(Class businessInterface, String name) { + + // Extract the component name + String componentName; + String serviceName; + int i = name.indexOf('/'); + if (i != -1) { + componentName = name.substring(0, i); + serviceName = name.substring(i + 1); + + } else { + componentName = name; + serviceName = null; + } + + // Lookup the component + Component component = null; + + for (Component compositeComponent : composite.getComponents()) { + if (compositeComponent.getName().equals(componentName)) { + component = compositeComponent; + } + } + + if (component == null) { + throw new ServiceRuntimeException("The service " + name + " has not been contributed to the domain"); + } + RuntimeComponentContext componentContext = null; + + // If the component is a composite, then we need to find the + // non-composite component that provides the requested service + if (component.getImplementation() instanceof Composite) { + for (ComponentService componentService : component.getServices()) { + if (serviceName == null || serviceName.equals(componentService.getName())) { + CompositeService compositeService = (CompositeService)componentService.getService(); + if (compositeService != null) { + if (serviceName != null) { + serviceName = "$promoted$" + component.getName() + "$slash$" + serviceName; + } + componentContext = + ((RuntimeComponent)compositeService.getPromotedComponent()).getComponentContext(); + return componentContext.createSelfReference(businessInterface, compositeService + .getPromotedService()); + } + break; + } + } + // No matching service found + throw new ServiceRuntimeException("Composite service not found: " + name); + } else { + componentContext = ((RuntimeComponent)component).getComponentContext(); + if (serviceName != null) { + return componentContext.createSelfReference(businessInterface, serviceName); + } else { + return componentContext.createSelfReference(businessInterface); + } + } + } + + /** + * Analyze problems reported by the artifact processors and builders. + * + * @throws Exception + */ + private void analyzeProblems() throws Exception { + for (Problem problem : monitor.getProblems()) { + if ((problem.getSeverity() == Severity.ERROR) && (!problem.getMessageId().equals("SchemaError"))) { + if (problem.getCause() != null) { + throw problem.getCause(); + } else { + throw new ServiceRuntimeException(problem.toString()); + } + } + } + } + + /* + * Sets a default composite by using any deployable one. + */ + private void setDefaultComposite(ConfiguredNodeImplementation configuration, Workspace workspace) { + // just use the first deployable composte + for (Contribution contribution : workspace.getContributions()) { + for (Composite c : contribution.getDeployables()) { + composite = assemblyFactory.createComposite(); + composite.setURI(c.getURI()); + composite.setUnresolved(true); + configuration.setComposite(composite); + return; + } + } + throw new ServiceRuntimeException("no deployable composite found"); + } + + public ExtensionPointRegistry getExtensionPoints() { + return extensionPoints; + } +} -- cgit v1.2.3