diff options
Diffstat (limited to 'sca-java-1.x/tags/1.5.1-RC4/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java')
| -rw-r--r-- | sca-java-1.x/tags/1.5.1-RC4/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java | 897 |
1 files changed, 0 insertions, 897 deletions
diff --git a/sca-java-1.x/tags/1.5.1-RC4/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java b/sca-java-1.x/tags/1.5.1-RC4/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java deleted file mode 100644 index 4a93993560..0000000000 --- a/sca-java-1.x/tags/1.5.1-RC4/modules/node-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java +++ /dev/null @@ -1,897 +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.node.impl; - -import java.io.ByteArrayInputStream; -import java.io.File; -import java.io.IOException; -import java.io.InputStream; -import java.net.MalformedURLException; -import java.net.URI; -import java.net.URISyntaxException; -import java.net.URL; -import java.net.URLClassLoader; -import java.security.AccessController; -import java.security.PrivilegedAction; -import java.security.PrivilegedActionException; -import java.security.PrivilegedExceptionAction; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; -import java.util.Map; -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.xml.CompositeDocumentProcessor; -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.ModelFactoryExtensionPoint; -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.ModelResolver; -import org.apache.tuscany.sca.contribution.service.ContributionReadException; -import org.apache.tuscany.sca.contribution.service.ContributionService; -import org.apache.tuscany.sca.contribution.service.util.FileHelper; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -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.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.MonitorRuntimeException; -import org.apache.tuscany.sca.monitor.Problem; -import org.apache.tuscany.sca.monitor.Problem.Severity; -import org.apache.tuscany.sca.node.SCAClient; -import org.apache.tuscany.sca.node.SCAContribution; -import org.apache.tuscany.sca.node.SCANode; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentContext; -import org.osoa.sca.CallableReference; -import org.osoa.sca.ServiceReference; -import org.osoa.sca.ServiceRuntimeException; - -/** - * A local representation of the SCADomain running on a single node - * - * @version $Rev$ $Date$ - */ -public class NodeImpl implements SCANode, SCAClient { - - private static final Logger logger = Logger.getLogger(NodeImpl.class.getName()); - - // The node configuration name, used for logging - private String configurationName; - - // The Tuscany runtime that does the hard work - private RuntimeBootStrapper runtime; - private CompositeActivator compositeActivator; - private XMLInputFactory inputFactory; - private ModelFactoryExtensionPoint modelFactories; - private StAXArtifactProcessorExtensionPoint artifactProcessors; - private URLArtifactProcessorExtensionPoint documentProcessors; - private Monitor monitor; - - private List<Contribution> contributions; - // The composite loaded into this node - private Composite composite; - - /** - * 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 - initRuntime(); - - // Read the node configuration feed - StAXArtifactProcessor<ConfiguredNodeImplementation> configurationProcessor = - artifactProcessors.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 (ServiceRuntimeException e) { - throw e; - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - } - - /** - * Construct a node by discovering the node configuration on the classpath - * @param classLoader - * @param compositeURI - */ - NodeImpl() { - configurationName = "default"; - logger.log(Level.INFO, "Creating node: " + configurationName); - - try { - initRuntime(); - - ConfiguredNodeImplementation config = findNodeConfiguration(null, null); - configureNode(config); - } catch (ServiceRuntimeException e) { - throw e; - } catch (Throwable e) { - throw new ServiceRuntimeException(e); - } - } - - /** - * Construct a node by discovering the node configuration (composite+contrbutions) on the classpath - * @param classLoader - * @param compositeURI - */ - NodeImpl(ClassLoader classLoader, String compositeURI) { - configurationName = compositeURI; - logger.log(Level.INFO, "Creating node: " + configurationName); - - if (compositeURI != null) { - //URI uri = URI.create(compositeURI); - URI uri; - try { - uri = new URI(null, compositeURI, null); - } catch (URISyntaxException e) { - throw new IllegalArgumentException("Invalid Composite URI: " + compositeURI, e); - } - - if (uri.isAbsolute()) { - throw new IllegalArgumentException("Composite URI must be a resource name: " + compositeURI); - } - } - try { - // Initialize the runtime - initRuntime(); - - ConfiguredNodeImplementation config = findNodeConfiguration(compositeURI, classLoader); - configureNode(config); - } catch (ServiceRuntimeException e) { - throw e; - } catch (Throwable e) { - throw new ServiceRuntimeException(e); - } - } - - /** - * Discover the contribution on the classpath - * @param compositeURI - * @param classLoader - * @return A configured node implementation - * @throws Exception - */ - private ConfiguredNodeImplementation findNodeConfiguration(final String compositeURI, ClassLoader classLoader) - throws Exception { - NodeImplementationFactory nodeImplementationFactory = - modelFactories.getFactory(NodeImplementationFactory.class); - ConfiguredNodeImplementation config = nodeImplementationFactory.createConfiguredNodeImplementation(); - - // Default to thread context classloader - if (classLoader == null) { - classLoader = Thread.currentThread().getContextClassLoader(); - } - String contributionArtifactPath = compositeURI; - URL contributionArtifactURL = null; - if (compositeURI != null) { - contributionArtifactURL = getResource(classLoader, compositeURI); - if (contributionArtifactURL == null) { - throw new IllegalArgumentException("Composite not found: " + contributionArtifactPath); - } - // Set to relative URI to avoid duplicate loading - Composite composite = createComposite(compositeURI); - config.setComposite(composite); - } else { - // No composite is specified, tring to search the SCA metadata files - contributionArtifactPath = Contribution.SCA_CONTRIBUTION_META; - contributionArtifactURL = getResource(classLoader, Contribution.SCA_CONTRIBUTION_META); - - if (contributionArtifactURL == null) { - contributionArtifactPath = Contribution.SCA_CONTRIBUTION_GENERATED_META; - contributionArtifactURL = getResource(classLoader, Contribution.SCA_CONTRIBUTION_GENERATED_META); - } - if (contributionArtifactURL == null) { - contributionArtifactPath = Contribution.SCA_CONTRIBUTION_DEPLOYABLES; - contributionArtifactURL = getResource(classLoader, Contribution.SCA_CONTRIBUTION_DEPLOYABLES); - } - - // No contribution can be discovered - if (contributionArtifactURL == null) { - throw new IllegalArgumentException("No default contribution can be discovered on the classpath"); - } - - // No composite will be created, all deployable composites will be used later - } - - Contribution c = getContribution(contributionArtifactURL, contributionArtifactPath); - config.getContributions().add(c); - - return config; - } - - private Contribution getContribution(URL contributionArtifactURL, String contributionArtifactPath) { - URL contributionURL = getContributionURL(contributionArtifactURL, contributionArtifactPath); - - ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); - - SCAContribution contribution = new SCAContribution(contributionURL.toString(), contributionURL.toString()); - Contribution c = createContribution(contributionFactory, contribution); - return c; - } - - public static URL getContributionURL(URL contributionArtifactURL, String contributionArtifactPath) { - URL contributionURL = null; - // "jar:file://....../something.jar!/a/b/c/app.composite" - try { - String url = contributionArtifactURL.toExternalForm(); - String protocol = contributionArtifactURL.getProtocol(); - String escapedContributionArtifactPath = new URI(null, contributionArtifactPath, null).toASCIIString(); - - if ("file".equals(protocol)) { - // directory contribution - if (url.endsWith(escapedContributionArtifactPath)) { - final String location = url.substring(0, url.lastIndexOf(escapedContributionArtifactPath)); - // workaround from evil URL/URI form Maven - // contributionURL = FileHelper.toFile(new URL(location)).toURI().toURL(); - // Allow privileged access to open URL stream. Add FilePermission to added to - // security policy file. - try { - contributionURL = AccessController.doPrivileged(new PrivilegedExceptionAction<URL>() { - public URL run() throws IOException { - return FileHelper.toFile(new URL(location)).toURI().toURL(); - } - }); - } catch (PrivilegedActionException e) { - throw (MalformedURLException)e.getException(); - } - } - - } else if ("jar".equals(protocol)) { - // jar contribution - String location = url.substring(4, url.lastIndexOf("!/")); - // workaround for evil URL/URI from Maven - contributionURL = FileHelper.toFile(new URL(location)).toURI().toURL(); - - } else if ("wsjar".equals(protocol)) { - // See https://issues.apache.org/jira/browse/TUSCANY-2219 - // wsjar contribution - String location = url.substring(6, url.lastIndexOf("!/")); - // workaround for evil url/uri from maven - contributionURL = FileHelper.toFile(new URL(location)).toURI().toURL(); - - } else if ("zip".equals(protocol)) { - // See https://issues.apache.org/jira/browse/TUSCANY-2598 - // zip contribution, remove the zip prefix and pad with file: - String location = "file:"+url.substring(4, url.lastIndexOf("!/")); - contributionURL = FileHelper.toFile(new URL(location)).toURI().toURL(); - - } else if (protocol != null && (protocol.equals("bundle") || protocol.equals("bundleresource"))) { - contributionURL = - new URL(contributionArtifactURL.getProtocol(), contributionArtifactURL.getHost(), - contributionArtifactURL.getPort(), "/"); - } - } catch (MalformedURLException mfe) { - throw new IllegalArgumentException(mfe); - } catch (URISyntaxException use) { - throw new IllegalArgumentException(use); - } - return contributionURL; - } - - private static URL getResource(final ClassLoader classLoader, final String compositeURI) { - return AccessController.doPrivileged(new PrivilegedAction<URL>() { - public URL run() { - return classLoader.getResource(compositeURI); - } - }); - } - - /** - * Constructs a new SCA node. - * - * @param compositeURI - * @param contributions - */ - NodeImpl(String compositeURI, SCAContribution[] contributions) { - configurationName = compositeURI; - logger.log(Level.INFO, "Creating node: " + configurationName); - - try { - // Initialize the runtime - initRuntime(); - - URI uri = compositeURI == null ? null : URI.create(compositeURI); - ConfiguredNodeImplementation configuration = null; - if (contributions == null || contributions.length == 0) { - if (uri != null && uri.getScheme() != null) { - throw new IllegalArgumentException("No SCA contributions are provided"); - } - configuration = findNodeConfiguration(compositeURI, null); - } else { - - // Create a node configuration - NodeImplementationFactory nodeImplementationFactory = - modelFactories.getFactory(NodeImplementationFactory.class); - configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); - - Composite composite = compositeURI == null ? null : createComposite(compositeURI); - configuration.setComposite(composite); - - - // Create contribution models - ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); - for (SCAContribution c : contributions) { - Contribution contribution = createContribution(contributionFactory, c); - configuration.getContributions().add(contribution); - } - } - - // Configure the node - configureNode(configuration); - - } catch (ServiceRuntimeException e) { - throw e; - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - } - - private Composite createComposite(String compositeURI) { - // Create composite model - AssemblyFactory assemblyFactory = modelFactories.getFactory(AssemblyFactory.class); - Composite composite = assemblyFactory.createComposite(); - composite.setURI(compositeURI); - composite.setUnresolved(true); - return composite; - } - - /** - * Constructs a new SCA node. - * - * @param compositeURI - * @param compositeContent - * @param contributions - */ - NodeImpl(String compositeURI, String compositeContent, SCAContribution[] contributions) { - configurationName = compositeURI; - logger.log(Level.INFO, "Creating node: " + configurationName); - - try { - // Initialize the runtime - initRuntime(); - - ConfiguredNodeImplementation configuration = null; - if (contributions == null || contributions.length == 0) { - configuration = findNodeConfiguration(compositeURI, null); - } else { - // Create a node configuration - NodeImplementationFactory nodeImplementationFactory = - modelFactories.getFactory(NodeImplementationFactory.class); - configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); - - // Read the composite model - StAXArtifactProcessor<Composite> compositeProcessor = artifactProcessors.getProcessor(Composite.class); - // URL compositeURL = new URL(compositeURI); - logger.log(Level.INFO, "Loading composite: " + compositeURI); - - CompositeDocumentProcessor compositeDocProcessor = - (CompositeDocumentProcessor)documentProcessors.getProcessor(Composite.class); - composite = - compositeDocProcessor.read(URI.create(compositeURI), new ByteArrayInputStream(compositeContent - .getBytes("UTF-8"))); - - analyzeProblems(); - - configuration.setComposite(composite); - - // Create contribution models - ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); - for (SCAContribution c : contributions) { - Contribution contribution = createContribution(contributionFactory, c); - configuration.getContributions().add(contribution); - } - } - - // Configure the node - configureNode(configuration); - - } catch (ServiceRuntimeException e) { - throw e; - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - } - - private static Contribution createContribution(ContributionFactory contributionFactory, SCAContribution c) { - Contribution contribution = contributionFactory.createContribution(); - contribution.setURI(c.getURI()); - contribution.setLocation(c.getLocation()); - contribution.setUnresolved(true); - return contribution; - } - - /** - * Initialize the Tuscany runtime. - * - * @throws Exception - */ - private void initRuntime() throws Exception { - - // Create a node runtime - runtime = new RuntimeBootStrapper(Thread.currentThread().getContextClassLoader()); - runtime.start(); - - // Get the various factories we need - ExtensionPointRegistry registry = runtime.getExtensionPointRegistry(); - modelFactories = registry.getExtensionPoint(ModelFactoryExtensionPoint.class); - inputFactory = modelFactories.getFactory(XMLInputFactory.class); - - // Create the required artifact processors - artifactProcessors = registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class); - - documentProcessors = registry.getExtensionPoint(URLArtifactProcessorExtensionPoint.class); - - // Save the composite activator - compositeActivator = runtime.getCompositeActivator(); - - // save the monitor - UtilityExtensionPoint utilities = registry.getExtensionPoint(UtilityExtensionPoint.class); - MonitorFactory monitorFactory = utilities.getUtility(MonitorFactory.class); - monitor = monitorFactory.createMonitor(); - } - - /** - * Escape the space in URL string - * @param uri - * @return - */ - private static URI createURI(String uri) { - if (uri.indexOf(' ') != -1) { - uri = uri.replace(" ", "%20"); - } - return URI.create(uri); - } - - private void configureNode(ConfiguredNodeImplementation configuration) throws Exception { - - // Find if any contribution JARs already available locally on the classpath - Map<String, URL> localContributions = localContributions(); - - // Load the specified contributions - ContributionService contributionService = runtime.getContributionService(); - contributions = new ArrayList<Contribution>(); - for (Contribution contribution : configuration.getContributions()) { - URI uri = createURI(contribution.getLocation()); - if (uri.getScheme() == null) { - uri = new File(contribution.getLocation()).toURI(); - } - URL contributionURL = uri.toURL(); - - // Extract contribution file name - String file = contributionURL.getPath(); - int i = file.lastIndexOf('/'); - if (i != -1 && i < file.length() - 1) { - file = file.substring(i + 1); - - // If we find the local contribution file on the classpath, use it in - // place of the original contribution URL - URL localContributionURL = localContributions.get(file); - if (localContributionURL != null) { - contributionURL = localContributionURL; - } - } - - // Load the contribution - logger.log(Level.INFO, "Loading contribution: " + contributionURL); - contributions.add(contributionService.contribute(contribution.getURI(), contributionURL, false)); - analyzeProblems(); - } - - composite = configuration.getComposite(); - - if(composite != null && composite.isUnresolved()) { - ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); - Artifact compositeFile = contributionFactory.createArtifact(); - compositeFile.setUnresolved(true); - compositeFile.setURI(composite.getURI()); - for (Contribution c : contributions) { - ModelResolver resolver = c.getModelResolver(); - Artifact resolved = resolver.resolveModel(Artifact.class, compositeFile); - if (resolved != null && resolved.isUnresolved() == false) { - composite = (Composite) resolved.getModel(); - break; - } - } - } - - // FIXME: This is a hack to get a list of deployable composites. By design, the deployment composite should - // has been configured - if (composite == null) { - List<Composite> deployables = new ArrayList<Composite>(); - for (Contribution c : contributions) { - deployables.addAll(c.getDeployables()); - } - aggregate(deployables); - configuration.setComposite(composite); - } - - Contribution contribution = null; - if (composite.getName() == null) { - // Load the specified composite - URL compositeURL; - - URI uri = createURI(configuration.getComposite().getURI()); - if (uri.getScheme() == null) { - - // If the composite URI is a relative URI, try to resolve it within the contributions - contribution = contribution(contributions, uri.toString()); - if (contribution == null) { - throw new IllegalArgumentException("Composite is not found in contributions: " + uri); - } - compositeURL = new URL(location(contribution, uri.toString())); - - } else { - - // If the composite URI is an absolute URI, use it as is - compositeURL = uri.toURL(); - } - - URLArtifactProcessor<Composite> compositeDocProcessor = documentProcessors.getProcessor(Composite.class); - // Read the composite - logger.log(Level.INFO, "Loading composite: " + compositeURL); - // InputStream is = compositeURL.openStream(); - // XMLStreamReader reader = inputFactory.createXMLStreamReader(is); - try { - composite = compositeDocProcessor.read(null, uri, compositeURL); - } catch (ContributionReadException e) { - // ignore - errors will be detected by analyzeProblems() call below - } - // reader.close(); - - analyzeProblems(); - - } - // And resolve the composite within the scope of the last contribution - if (contribution == null && contributions.size() != 0) { - contribution = contributions.get(contributions.size() - 1); - } - - // Resolve the given composite within the scope of the selected contribution - if (contribution != null) { - StAXArtifactProcessor<Composite> compositeProcessor = artifactProcessors.getProcessor(Composite.class); - compositeProcessor.resolve(composite, contribution.getModelResolver()); - analyzeProblems(); - } - // Create a top level composite to host our composite - // This is temporary to make the activator happy - AssemblyFactory assemblyFactory = runtime.getAssemblyFactory(); - Composite tempComposite = assemblyFactory.createComposite(); - tempComposite.setName(new QName("http://tuscany.apache.org/xmlns/sca/1.0", "temp")); - tempComposite.setURI("http://tuscany.apache.org/xmlns/sca/1.0"); - - // 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); - - // Build the composite - runtime.buildComposite(composite); - - analyzeProblems(); - } - - /** - * Create a deployment composite that includes a list of deployable composites - * @param composites - */ - private void aggregate(List<Composite> composites) { - if (composites.size() == 0) { - throw new IllegalArgumentException("No deployable composite is declared"); - } else if (composites.size() == 1) { - composite = composites.get(0); - } else { - // Include all composites - AssemblyFactory assemblyFactory = runtime.getAssemblyFactory(); - Composite aggregated = assemblyFactory.createComposite(); - aggregated.setName(new QName("http://tuscany.apache.org/xmlns/sca/1.0", "aggregated")); - aggregated.setURI("http://tuscany.apache.org/xmlns/sca/1.0/aggregated"); - aggregated.getIncludes().addAll(composites); - composite = aggregated; - } - } - - /** - * Returns the artifact representing the given composite. - * - * @param contribution - * @param compositeURI - * @return - */ - private String location(Contribution contribution, String uri) { - if (uri != null && uri.startsWith("/")) { - uri = uri.substring(1); - } - ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); - Artifact compositeFile = contributionFactory.createArtifact(); - compositeFile.setUnresolved(true); - compositeFile.setURI(uri); - ModelResolver resolver = contribution.getModelResolver(); - Artifact resolved = resolver.resolveModel(Artifact.class, compositeFile); - if (resolved != null && !resolved.isUnresolved()) { - return resolved.getLocation(); - } else { - return null; - } - } - - /** - * Returns the contribution containing the given composite. - * - * @param contributions - * @param compositeURI - * @return - */ - private Contribution contribution(List<Contribution> contributions, String compositeURI) { - if (compositeURI != null && compositeURI.startsWith("/")) { - compositeURI = compositeURI.substring(1); - } - ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); - Artifact compositeFile = contributionFactory.createArtifact(); - compositeFile.setUnresolved(true); - compositeFile.setURI(compositeURI); - for (Contribution c : contributions) { - ModelResolver resolver = c.getModelResolver(); - Artifact resolved = resolver.resolveModel(Artifact.class, compositeFile); - if (resolved != null && !resolved.isUnresolved()) { - return c; - } - } - return null; - } - - private void analyzeProblems() throws Exception { - - for (Problem problem : monitor.getProblems()) { - if ((problem.getSeverity() == Severity.ERROR) && (!problem.getMessageId().equals("SchemaError"))) { - if (problem.getCause() != null) { - throw new ServiceRuntimeException(new MonitorRuntimeException(problem.getCause())); - } else { - throw new ServiceRuntimeException(new MonitorRuntimeException(problem.toString())); - } - } - } - } - - 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 ServiceRuntimeException(e); - } - } - - public void stop() { - logger.log(Level.INFO, "Stopping node: " + configurationName); - - try { - - // Stop the composite - compositeActivator.stop(composite); - - // Deactivate the composite - compositeActivator.deactivate(composite); - - runtime.stop(); - } catch (ActivationException e) { - throw new ServiceRuntimeException(e); - } - } - - public <B, R extends CallableReference<B>> R cast(B target) throws IllegalArgumentException { - return (R)runtime.getProxyFactory().cast(target); - } - - public <B> B getService(Class<B> businessInterface, String serviceName) { - - ServiceReference<B> serviceReference = getServiceReference(businessInterface, serviceName); - if (serviceReference == null) { - throw new ServiceRuntimeException("Service not found: " + serviceName); - } - return serviceReference.getService(); - } - - public <B> ServiceReference<B> getServiceReference(Class<B> 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; - break; - } - } - - 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(); - - if (componentContext == null){ - // there is a break in the promotion chain so just let and exception - // be thrown - break; - } - 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); - } - } - } - - /** - * Returns the extension point registry used by this node. - * - * @return - */ - public ExtensionPointRegistry getExtensionPointRegistry() { - return runtime.getExtensionPointRegistry(); - } - - /** - * Returns the composite being run by this node. - * - * @return - */ - public Composite getComposite() { - return composite; - } - - /** - * Returns contribution JARs available on the classpath. - * - * @return - */ - private static Map<String, URL> localContributions() { - Map<String, URL> localContributions = new HashMap<String, URL>(); - collectJARs(localContributions, Thread.currentThread().getContextClassLoader()); - return localContributions; - } - - /** - * Collect JARs on the classpath of a URLClassLoader - * @param urls - * @param cl - */ - private static void collectJARs(Map<String, URL> urls, ClassLoader cl) { - if (cl == null) { - return; - } - - // Collect JARs from the URLClassLoader's classpath - if (cl instanceof URLClassLoader) { - URL[] jarURLs = ((URLClassLoader)cl).getURLs(); - if (jarURLs != null) { - for (URL jarURL : jarURLs) { - String file = jarURL.getPath(); - int i = file.lastIndexOf('/'); - if (i != -1 && i < file.length() - 1) { - file = file.substring(i + 1); - urls.put(file, jarURL); - } - } - } - } - - // Collect JARs from the parent ClassLoader - collectJARs(urls, cl.getParent()); - } - - public CompositeActivator getCompositeActivator() { - return compositeActivator; - } - - public RuntimeBootStrapper getRuntime() { - return runtime; - } - -} |