From bdd0a41aed7edf21ec2a65cfa17a86af2ef8c48a Mon Sep 17 00:00:00 2001 From: dims Date: Tue, 17 Jun 2008 00:23:01 +0000 Subject: Move Tuscany from Incubator to top level. git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@668359 13f79535-47bb-0310-9956-ffa450edef68 --- sandbox/axis2-1.4/modules/node2-impl/DISCLAIMER | 8 + sandbox/axis2-1.4/modules/node2-impl/LICENSE | 205 +++++++++ sandbox/axis2-1.4/modules/node2-impl/NOTICE | 6 + sandbox/axis2-1.4/modules/node2-impl/pom.xml | 100 ++++ .../tuscany/sca/node/impl/NodeFactoryImpl.java | 49 ++ .../org/apache/tuscany/sca/node/impl/NodeImpl.java | 506 +++++++++++++++++++++ 6 files changed, 874 insertions(+) create mode 100644 sandbox/axis2-1.4/modules/node2-impl/DISCLAIMER create mode 100644 sandbox/axis2-1.4/modules/node2-impl/LICENSE create mode 100644 sandbox/axis2-1.4/modules/node2-impl/NOTICE create mode 100644 sandbox/axis2-1.4/modules/node2-impl/pom.xml create mode 100644 sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeFactoryImpl.java create mode 100644 sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java (limited to 'sandbox/axis2-1.4/modules/node2-impl') diff --git a/sandbox/axis2-1.4/modules/node2-impl/DISCLAIMER b/sandbox/axis2-1.4/modules/node2-impl/DISCLAIMER new file mode 100644 index 0000000000..8e5c524323 --- /dev/null +++ b/sandbox/axis2-1.4/modules/node2-impl/DISCLAIMER @@ -0,0 +1,8 @@ +Apache Tuscany is an effort undergoing incubation at The Apache Software +Foundation (ASF), sponsored by the Apache Web Services PMC. Incubation is +required of all newly accepted projects until a further review indicates that +the infrastructure, communications, and decision making process have stabilized +in a manner consistent with other successful ASF projects. While incubation +status is not necessarily a reflection of the completeness or stability of the +code, it does indicate that the project has yet to be fully endorsed by the ASF. + diff --git a/sandbox/axis2-1.4/modules/node2-impl/LICENSE b/sandbox/axis2-1.4/modules/node2-impl/LICENSE new file mode 100644 index 0000000000..8aa906c321 --- /dev/null +++ b/sandbox/axis2-1.4/modules/node2-impl/LICENSE @@ -0,0 +1,205 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed 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. + + + diff --git a/sandbox/axis2-1.4/modules/node2-impl/NOTICE b/sandbox/axis2-1.4/modules/node2-impl/NOTICE new file mode 100644 index 0000000000..fdfa0e9faa --- /dev/null +++ b/sandbox/axis2-1.4/modules/node2-impl/NOTICE @@ -0,0 +1,6 @@ +${pom.name} +Copyright (c) 2005 - 2008 The Apache Software Foundation + +This product includes software developed by +The Apache Software Foundation (http://www.apache.org/). + diff --git a/sandbox/axis2-1.4/modules/node2-impl/pom.xml b/sandbox/axis2-1.4/modules/node2-impl/pom.xml new file mode 100644 index 0000000000..0260bbebf0 --- /dev/null +++ b/sandbox/axis2-1.4/modules/node2-impl/pom.xml @@ -0,0 +1,100 @@ + + + + + 4.0.0 + + org.apache.tuscany.sca + tuscany-modules + 2.0-incubating-SNAPSHOT + ../pom.xml + + + tuscany-node2-impl + Apache Tuscany SCA Node Implementation + + + + + org.apache.tuscany.sca + tuscany-assembly + 2.0-incubating-SNAPSHOT + + + + org.apache.tuscany.sca + tuscany-contribution + 2.0-incubating-SNAPSHOT + + + + org.apache.tuscany.sca + tuscany-node2-api + 2.0-incubating-SNAPSHOT + + + + org.apache.tuscany.sca + tuscany-implementation-node + 2.0-incubating-SNAPSHOT + + + + org.apache.tuscany.sca + tuscany-host-embedded + 2.0-incubating-SNAPSHOT + + + + org.apache.tuscany.sca + tuscany-assembly-xml + 2.0-incubating-SNAPSHOT + runtime + + + + org.apache.tuscany.sca + tuscany-implementation-node-xml + 2.0-incubating-SNAPSHOT + runtime + + + + + + + + + org.apache.felix + maven-bundle-plugin + + + + ${tuscany.version} + org.apache.tuscany.sca.node2.impl + ${pom.name} + org.apache.tuscany.sca.node* + + + + + + + diff --git a/sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeFactoryImpl.java b/sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeFactoryImpl.java new file mode 100644 index 0000000000..a37009895c --- /dev/null +++ b/sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeFactoryImpl.java @@ -0,0 +1,49 @@ +/* + * 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 org.apache.tuscany.sca.node.SCANode2; +import org.apache.tuscany.sca.node.SCANode2Factory; + +/** + * Default implementation of an SCA node factory. + * + * @version $Rev$ $Date$ + */ +public class NodeFactoryImpl extends SCANode2Factory { + + public NodeFactoryImpl() { + } + + @Override + public SCANode2 createSCANode(String configurationURI) { + return new NodeImpl(configurationURI); + } + + @Override + public SCANode2 createSCANode(String compositeURI, SCAContribution... contributions) { + return new NodeImpl(compositeURI, contributions); + } + + @Override + public SCANode2 createSCANode(String compositeURI, String compositeContent, SCAContribution... contributions) { + return new NodeImpl(compositeURI, compositeContent, contributions); + } +} diff --git a/sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java b/sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java new file mode 100644 index 0000000000..65ee89253a --- /dev/null +++ b/sandbox/axis2-1.4/modules/node2-impl/src/main/java/org/apache/tuscany/sca/node/impl/NodeImpl.java @@ -0,0 +1,506 @@ + /* + * 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.InputStream; +import java.io.StringReader; +import java.net.URI; +import java.net.URL; +import java.net.URLClassLoader; +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.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.service.ContributionService; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.assembly.ActivationException; +import org.apache.tuscany.sca.core.assembly.CompositeActivator; +import org.apache.tuscany.sca.host.embedded.impl.ReallySmallRuntime; +import org.apache.tuscany.sca.implementation.node.ConfiguredNodeImplementation; +import org.apache.tuscany.sca.implementation.node.NodeImplementationFactory; +import org.apache.tuscany.sca.node.SCAClient; +import org.apache.tuscany.sca.node.SCANode2; +import org.apache.tuscany.sca.node.SCANode2Factory.SCAContribution; +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 SCANode2, 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 ReallySmallRuntime runtime; + private CompositeActivator compositeActivator; + private XMLInputFactory inputFactory; + private ModelFactoryExtensionPoint modelFactories; + private StAXArtifactProcessorExtensionPoint artifactProcessors; + + // The composite loaded into this node + private Composite composite; + + /** + * Constructs a new SCA node. + * + * @param configuration the the node configuration information. + */ + NodeImpl(ConfiguredNodeImplementation configuration) { + configurationName = configuration.getURI(); + logger.log(Level.INFO, "Creating node: " + configuration.getURI()); + + try { + // Initialize the runtime + initRuntime(); + + URL configurationURL = new URL(configuration.getURI()); + + // 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 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 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 (Exception e) { + throw new ServiceRuntimeException(e); + } + } + + /** + * 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(); + + // Create a node configuration + NodeImplementationFactory nodeImplementationFactory = modelFactories.getFactory(NodeImplementationFactory.class); + ConfiguredNodeImplementation configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); + + // Create composite model + AssemblyFactory assemblyFactory = modelFactories.getFactory(AssemblyFactory.class); + Composite composite = assemblyFactory.createComposite(); + composite.setURI(compositeURI); + composite.setUnresolved(true); + configuration.setComposite(composite); + + // Create contribution models + ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); + for (SCAContribution c: contributions) { + Contribution contribution = contributionFactory.createContribution(); + contribution.setURI(c.getURI()); + contribution.setLocation(c.getLocation()); + contribution.setUnresolved(true); + 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, SCAContribution[] contributions) { + configurationName = compositeURI; + logger.log(Level.INFO, "Creating node: " + configurationName); + + try { + // Initialize the runtime + initRuntime(); + + // Create a node configuration + NodeImplementationFactory nodeImplementationFactory = modelFactories.getFactory(NodeImplementationFactory.class); + ConfiguredNodeImplementation configuration = nodeImplementationFactory.createConfiguredNodeImplementation(); + + // Read the composite model + StAXArtifactProcessor compositeProcessor = artifactProcessors.getProcessor(Composite.class); + URL compositeURL = new URL(compositeURI); + logger.log(Level.INFO, "Loading composite: " + compositeURL); + InputStream is = new ByteArrayInputStream(compositeContent.getBytes()); + XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(compositeContent)); + Composite composite = compositeProcessor.read(reader); + configuration.setComposite(composite); + + // Create contribution models + ContributionFactory contributionFactory = modelFactories.getFactory(ContributionFactory.class); + for (SCAContribution c: contributions) { + Contribution contribution = contributionFactory.createContribution(); + contribution.setURI(c.getURI()); + contribution.setLocation(c.getLocation()); + contribution.setUnresolved(true); + configuration.getContributions().add(contribution); + } + + // Configure the node + configureNode(configuration); + + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + } + + /** + * Initialize the Tuscany runtime. + * + * @throws Exception + */ + private void initRuntime() throws Exception { + + // Create a node runtime + runtime = new ReallySmallRuntime(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); + + // Save the composite activator + compositeActivator = runtime.getCompositeActivator(); + } + + private void configureNode(ConfiguredNodeImplementation configuration) throws Exception { + + // Find if any contribution JARs already available locally on the classpath + Map localContributions = localContributions(); + + // Load the specified contributions + ContributionService contributionService = runtime.getContributionService(); + List contributions = new ArrayList(); + for (Contribution contribution: configuration.getContributions()) { + URI uri = URI.create(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)); + } + + // Load the specified composite + StAXArtifactProcessor compositeProcessor = artifactProcessors.getProcessor(Composite.class); + if (configuration.getComposite().getName() == null) { + URI uri = URI.create(configuration.getComposite().getURI()); + if (uri.getScheme() == null) { + uri = new File(configuration.getComposite().getURI()).toURI(); + } + URL compositeURL = uri.toURL(); + logger.log(Level.INFO, "Loading composite: " + compositeURL); + InputStream is = compositeURL.openStream(); + XMLStreamReader reader = inputFactory.createXMLStreamReader(is); + composite = compositeProcessor.read(reader); + } else { + composite = configuration.getComposite(); + } + + // Resolve it within the context of the first contribution + Contribution mainContribution = contributions.get(contributions.size()-1); + compositeProcessor.resolve(composite, mainContribution.getModelResolver()); + + // 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://tempuri.org", "temp")); + tempComposite.setURI("http://tempuri.org"); + + // 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); + } + + 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); + + } catch (ActivationException e) { + throw new ServiceRuntimeException(e); + } + } + + public > R cast(B target) throws IllegalArgumentException { + return (R)runtime.getProxyFactory().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 = "$promoted$." + 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); + } + } + } + + /** + * 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 localContributions () { + Map localContributions = new HashMap(); + collectJARs(localContributions, Thread.currentThread().getContextClassLoader()); + return localContributions; + } + + /** + * Collect JARs on the classpath of a URLClassLoader + * @param urls + * @param cl + */ + private static void collectJARs(Map 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()); + } +} -- cgit v1.2.3