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Diffstat (limited to 'sandbox/slaws/old/backward-compatibility/contribution-processor/src/main/java/org/apache/tuscany/sca/bc/ContributionProcessorImpl.java')
| -rw-r--r-- | sandbox/slaws/old/backward-compatibility/contribution-processor/src/main/java/org/apache/tuscany/sca/bc/ContributionProcessorImpl.java | 617 |
1 files changed, 617 insertions, 0 deletions
diff --git a/sandbox/slaws/old/backward-compatibility/contribution-processor/src/main/java/org/apache/tuscany/sca/bc/ContributionProcessorImpl.java b/sandbox/slaws/old/backward-compatibility/contribution-processor/src/main/java/org/apache/tuscany/sca/bc/ContributionProcessorImpl.java new file mode 100644 index 0000000000..a82378268a --- /dev/null +++ b/sandbox/slaws/old/backward-compatibility/contribution-processor/src/main/java/org/apache/tuscany/sca/bc/ContributionProcessorImpl.java @@ -0,0 +1,617 @@ +/* +* 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.bc; + +import static java.lang.System.currentTimeMillis; + +import java.io.ByteArrayInputStream; +import java.io.File; +import java.io.InputStream; +import java.net.URI; +import java.net.URL; +import java.security.AccessController; +import java.security.PrivilegedAction; +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.client.impl.SCAClientImpl; +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.ContributionResolveException; +import org.apache.tuscany.sca.contribution.processor.ExtendedURLArtifactProcessor; +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.processor.ValidationSchemaExtensionPoint; +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.definitions.xml.DefinitionsExtensionPoint; +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.NoSuchDomainException; +import org.oasisopen.sca.NoSuchServiceException; +import org.oasisopen.sca.ServiceReference; +import org.oasisopen.sca.ServiceRuntimeException; +import org.oasisopen.sca.client.SCAClient; + +/** + * Represents an SCA runtime node. + * + * @version $Rev$ $Date$ + */ +public class ContributionProcessorImpl { + + private static final String SCA11_TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.1"; + + private static final Logger logger = Logger.getLogger(ContributionProcessorImpl.class.getName()); + + // The node configuration name, used for logging + private String configurationName; + + // The composite loaded into this node + private Composite composite; + private boolean useDeploymentComposite; + + private ExtensionPointRegistry extensionPoints; + private Monitor monitor; + private ExtendedURLArtifactProcessor<Contribution> 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 CompositeBuilder endpointReferenceBuilder; + private StAXArtifactProcessorExtensionPoint xmlProcessors; + private StAXArtifactProcessor<Composite> compositeProcessor; + private ProxyFactory proxyFactory; + private List<ModuleActivator> moduleActivators = new ArrayList<ModuleActivator>(); + private CompositeActivator compositeActivator; + private WorkScheduler workScheduler; + private Contribution systemContribution; + private Definitions systemDefinitions; + // Added MJE 28/04/2009 + private URLArtifactProcessor<Composite> compositeDocumentProcessor; + + + /** + * Constructs a new SCA node. + * + * @param compositeURI + * @param contributions + */ + ContributionProcessorImpl(org.apache.tuscany.sca.node.Contribution[] contributions) { + configurationName = "temp"; + logger.log(Level.INFO, "Creating contribution processor: " + configurationName); + + try { + // Initialize the runtime + init(); + + // Create a node configuration + NodeImplementationFactory nodeImplementationFactory = + modelFactories.getFactory(NodeImplementationFactory.class); + ConfiguredNodeImplementation configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); + + // 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); + } + } + + static Contribution contribution(ContributionFactory contributionFactory, org.apache.tuscany.sca.node.Contribution c) { + Contribution contribution = contributionFactory.createContribution(); + contribution.setURI(c.getURI()); + contribution.setLocation(c.getLocation()); + contribution.setUnresolved(true); + return contribution; + } + + + + private static String getSystemProperty(final String name) { + return AccessController.doPrivileged(new PrivilegedAction<String>() { + public String run() { + return System.getProperty(name); + } + }); + } + + static URI createURI(String uri) { + if (uri.indexOf(' ') != -1) { + uri = uri.replace(" ", "%20"); + } + return URI.create(uri); + } + + private void init() { + long start = currentTimeMillis(); + + // Create extension point registry + extensionPoints = new DefaultExtensionPointRegistry(); + + // Enable schema validation only of the logger level is FINE or higher + ValidationSchemaExtensionPoint schemas = + extensionPoints.getExtensionPoint(ValidationSchemaExtensionPoint.class); + if (schemas != null) { + String enabled = getSystemProperty(ValidationSchemaExtensionPoint.class.getName() + ".enabled"); + if (enabled == null) { + enabled = "true"; + } + boolean debug = logger.isLoggable(Level.FINE); + schemas.setEnabled("true".equals(enabled) || debug); + } + + // 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 = (ExtendedURLArtifactProcessor<Contribution>) docProcessorExtensions.getProcessor(Contribution.class); + + // Added MJE 28/04/2009 + // Create Composite Document processor + compositeDocumentProcessor = docProcessorExtensions.getProcessor(Composite.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"); + + // Get endpoint builders + // TODO - new extension point? + endpointReferenceBuilder = + compositeBuilders.getCompositeBuilder("org.apache.tuscany.sca.endpoint.impl.EndpointReferenceBuilderImpl"); + + // 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); + + DefinitionsFactory definitionsFactory = modelFactories.getFactory(DefinitionsFactory.class); + systemDefinitions = definitionsFactory.createDefinitions(); + + DefinitionsExtensionPoint definitionsExtensionPoint = + extensionPoints.getExtensionPoint(DefinitionsExtensionPoint.class); + for (Definitions defs : definitionsExtensionPoint.getDefinitions()) { + DefinitionsUtil.aggregate(systemDefinitions, defs); + } + + // Load the system definitions.xml from all of the loaded extension points + DefinitionsProviderExtensionPoint definitionsProviders = + extensionPoints.getExtensionPoint(DefinitionsProviderExtensionPoint.class); + + // 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<Artifact> 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<Definitions> 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 + + // pre-resolve the contributions + contributionsPreresolve( workspace.getContributions(), workspace.getModelResolver() ); + + // Build the contribution dependencies + Set<Contribution> resolved = new HashSet<Contribution>(); + 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()); + } + } + } + + // Create a top level composite to host our composites + // This is temporary to make the activator happy + composite = assemblyFactory.createComposite(); + composite.setName(new QName(SCA11_TUSCANY_NS, "_tempComposite")); + composite.setURI(SCA11_TUSCANY_NS); + + for (Contribution contribution : workspace.getContributions()) { + // find all the (deployable) composites + for (Composite deployable: contribution.getDeployables()) { + composite.getIncludes().add(deployable); + } + } + + // Build the composite and wire the components included in it + compositeBuilder.build(composite, systemDefinitions, monitor); + analyzeProblems(); + + // build the endpoint references + endpointReferenceBuilder.build(composite, systemDefinitions, monitor); + analyzeProblems(); + + + + +/* + composite = configuration.getComposite(); + + // If a composite was not originally supplied when the Node was created, pick one of the deployable + // composites from the supplied contributions. Note: throws an exception if none can be found. + if (composite == null) { + setDefaultComposite(configuration, workspace); + } + + // Find the composite in the given contributions + boolean found = false; + if (!useDeploymentComposite) { + Artifact compositeFile = contributionFactory.createArtifact(); + compositeFile.setUnresolved(true); + compositeFile.setURI(composite.getURI()); + for (Contribution contribution : workspace.getContributions()) { + ModelResolver resolver = contribution.getModelResolver(); + + 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; + } // end if + } // end for + } + + if (!found) { + if (!useDeploymentComposite) { + // If the composite was not found, then it must be a separate composite file outside any of the contributions + // - a "composite by value" - this requires its URI to be absolute and pointing at the composite file itself. + // First read in the composite file to create a composite model object... + URI compositeURI = new URI(composite.getURI()); + URL compositeURL = compositeURI.toURL(); + composite = compositeDocumentProcessor.read(compositeURL, compositeURI, compositeURL); + if (composite == null) { + throw new IllegalArgumentException("Composite not found: " + compositeURI); + } + } + + // Resolve the "composite by value" against the FIRST contribution + Contribution contribution = workspace.getContributions().get(0); + ModelResolver resolver = contribution.getModelResolver(); + compositeProcessor.resolve(composite, resolver); + if (composite.isUnresolved()) { + throw new IllegalArgumentException("Could not resolve composite: " + composite.getURI() + + " in contribution " + + contribution.getURI()); + } + } // end if + + // Build the composite and wire the components included in it + compositeBuilder.build(composite, systemDefinitions, monitor); + analyzeProblems(); + + // build the endpoint references + endpointReferenceBuilder.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); +*/ + + } + + /** + * Pre-resolve phase for contributions, to set up handling of imports and exports prior to full resolution + * @param contributions - the contributions to preresolve + * @param resolver - the ModelResolver to use + * @throws ContributionResolveException + */ + private void contributionsPreresolve( List<Contribution> contributions, ModelResolver resolver ) + throws ContributionResolveException { + + for( Contribution contribution : contributions ) { + contributionProcessor.preResolve(contribution, resolver); + } // end for + } // end method contributionsPreresolve + + + + + /** + * 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 composite + for (Contribution contribution : workspace.getContributions()) { + for (Composite c : contribution.getDeployables()) { + // Ensure that we pick a composite that has actually been found in its contribution!! + if( c.getURI() != null ) { + composite = assemblyFactory.createComposite(); + composite.setURI(c.getURI()); + composite.setUnresolved(true); + configuration.setComposite(composite); + return; + } // end if + } // end for + } // end for + throw new ServiceRuntimeException("No deployable composite found"); + } // end method setDefaultComposite + + public ExtensionPointRegistry getExtensionPoints() { + return extensionPoints; + } + + +} |