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Diffstat (limited to 'branches/sca-java-1.2/modules/domain-impl/src/main/java/org/apache/tuscany/sca/domain/impl/SCADomainImpl.java')
| -rw-r--r-- | branches/sca-java-1.2/modules/domain-impl/src/main/java/org/apache/tuscany/sca/domain/impl/SCADomainImpl.java | 1293 |
1 files changed, 0 insertions, 1293 deletions
diff --git a/branches/sca-java-1.2/modules/domain-impl/src/main/java/org/apache/tuscany/sca/domain/impl/SCADomainImpl.java b/branches/sca-java-1.2/modules/domain-impl/src/main/java/org/apache/tuscany/sca/domain/impl/SCADomainImpl.java deleted file mode 100644 index e5f2152b3a..0000000000 --- a/branches/sca-java-1.2/modules/domain-impl/src/main/java/org/apache/tuscany/sca/domain/impl/SCADomainImpl.java +++ /dev/null @@ -1,1293 +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.domain.impl; - -import java.io.ByteArrayOutputStream; -import java.io.Externalizable; -import java.net.URI; -import java.net.URL; -import java.util.ArrayList; -import java.util.List; -import java.util.logging.Level; -import java.util.logging.Logger; - -import javax.xml.namespace.QName; -import javax.xml.stream.XMLOutputFactory; -import javax.xml.stream.XMLStreamWriter; - -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.SCABinding; -import org.apache.tuscany.sca.assembly.SCABindingFactory; -import org.apache.tuscany.sca.assembly.Service; -import org.apache.tuscany.sca.assembly.builder.DomainBuilder; -import org.apache.tuscany.sca.assembly.xml.Constants; -import org.apache.tuscany.sca.contribution.Artifact; -import org.apache.tuscany.sca.contribution.Contribution; -import org.apache.tuscany.sca.contribution.Export; -import org.apache.tuscany.sca.contribution.Import; -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.context.ServiceReferenceImpl; -import org.apache.tuscany.sca.databinding.impl.XSDDataTypeConverter.Base64Binary; -import org.apache.tuscany.sca.domain.DomainException; -import org.apache.tuscany.sca.domain.SCADomain; -import org.apache.tuscany.sca.domain.SCADomainEventService; -import org.apache.tuscany.sca.domain.SCADomainSPI; -import org.apache.tuscany.sca.domain.management.SCADomainManagerInitService; -import org.apache.tuscany.sca.domain.model.CompositeModel; -import org.apache.tuscany.sca.domain.model.ContributionModel; -import org.apache.tuscany.sca.domain.model.DomainModel; -import org.apache.tuscany.sca.domain.model.DomainModelFactory; -import org.apache.tuscany.sca.domain.model.NodeModel; -import org.apache.tuscany.sca.domain.model.ServiceModel; -import org.apache.tuscany.sca.domain.model.NodeModel.LifecyleState; -import org.apache.tuscany.sca.domain.model.impl.DomainModelFactoryImpl; -import org.apache.tuscany.sca.domain.model.impl.NodeModelImpl; -import org.apache.tuscany.sca.host.embedded.impl.ReallySmallRuntime; -import org.apache.tuscany.sca.host.http.ServletHost; -import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; -import org.apache.tuscany.sca.node.NodeException; -import org.apache.tuscany.sca.node.NodeFactoryImpl; -import org.apache.tuscany.sca.node.util.SCAContributionUtil; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentContext; -import org.apache.tuscany.sca.runtime.RuntimeComponentReference; -import org.osoa.sca.CallableReference; -import org.osoa.sca.ServiceReference; -import org.osoa.sca.ServiceRuntimeException; - -/** - * The SCA domain implementation. In Tuscany we currently have a model of the - * SCA Domain that relies on a central domain manager this class provides that - * central manager. - * - * @version $Rev: 552343 $ $Date: 2007-09-09 23:54:46 +0100 (Sun, 09 Sep 2007) $ - */ -public class SCADomainImpl implements SCADomain, SCADomainEventService, SCADomainSPI { - - private final static Logger logger = Logger.getLogger(SCADomainImpl.class.getName()); - - // class loader used to get the runtime going - protected ClassLoader domainClassLoader; - - // domain management application runtime - protected ReallySmallRuntime domainManagementRuntime; - protected ContributionService domainManagementContributionService; - protected Contribution domainManagementContribution; - protected Composite domainManagementComposite; - - // domain application runtime - protected Composite domainComposite; - - // the logic for wiring up references and services at the domain level - protected DomainBuilder domainBuilder; - - // Used to pipe dummy node information into the domain management runtime - // primarily so that the sca binding can resolve endpoints. - protected NodeFactoryImpl nodeFactory; - - // The domain model - protected DomainModelFactory domainModelFactory = new DomainModelFactoryImpl(); - protected DomainModel domainModel; - - // management services - private SCADomainManagerInitService domainManagerInitService; - - - // Implementation methods - - /** - * Create a domain giving the URI for the domain. - * - * @param domainUri - identifies what host and port the domain service is running on, e.g. http://localhost:8081 - * @throws ActivationException - */ - public SCADomainImpl(String domainURI) throws DomainException { - this.domainModel = domainModelFactory.createDomain(); - this.domainModel.setDomainURI(domainURI); - this.domainClassLoader = SCADomainImpl.class.getClassLoader(); - init(); - } - - /** - * Create the domain management runtime etc - */ - protected void init() throws DomainException { - try { - // check whether domain uri is a url - URI tmpURI; - try { - tmpURI = new URI(domainModel.getDomainURI()); - domainModel.setDomainURL(tmpURI.toURL().toExternalForm()); - } catch(Exception ex) { - throw new ActivationException("domain uri " + - domainModel.getDomainURI() + - " must be a valid url"); - } - - // create a runtime for the domain management services to run on - domainManagementRuntime = new ReallySmallRuntime(domainClassLoader); - domainManagementRuntime.start(); - - // Configure the default server port and path - int port = URI.create(domainModel.getDomainURI()).getPort(); - String path = URI.create(domainModel.getDomainURI()).getPath(); - if (port != -1) { - ServletHostExtensionPoint servletHosts = domainManagementRuntime.getExtensionPointRegistry().getExtensionPoint(ServletHostExtensionPoint.class); - for (ServletHost servletHost: servletHosts.getServletHosts()) { - servletHost.setDefaultPort(port); - if (path != null && path.length() > 0 && !path.equals("/")) { - servletHost.setContextPath(path); - } - } - } - - // Create an in-memory domain level management composite - AssemblyFactory assemblyFactory = domainManagementRuntime.getAssemblyFactory(); - domainManagementComposite = assemblyFactory.createComposite(); - domainManagementComposite.setName(new QName(Constants.SCA10_NS, "domainManagement")); - domainManagementComposite.setURI(domainModel.getDomainURI() + "/management"); - - // Create an in-memory domain level composite - domainComposite = assemblyFactory.createComposite(); - domainComposite.setName(new QName(Constants.SCA10_NS, "domain")); - domainComposite.setURI(domainModel.getDomainURI() + "/domain"); - - domainModel.setDomainLeveComposite(domainComposite); - - // Set up the domain so that local callable references can find - // service out there in the domain - SCADummyNodeImpl node = new SCADummyNodeImpl(this); - ModelFactoryExtensionPoint factories = domainManagementRuntime.getExtensionPointRegistry().getExtensionPoint(ModelFactoryExtensionPoint.class); - nodeFactory = new NodeFactoryImpl(node); - factories.addFactory(nodeFactory); - - // Find the composite that will configure the domain - String domainCompositeName = "domain.composite"; - URL contributionURL = SCAContributionUtil.findContributionFromResource(domainClassLoader, domainCompositeName); - - if ( contributionURL != null ){ - logger.log(Level.INFO, "Domain management configured from " + contributionURL); - - // add node composite to the management domain - domainManagementContributionService = domainManagementRuntime.getContributionService(); - Contribution contribution = null; - contribution = domainManagementContributionService.contribute(domainModel.getDomainURI(), - contributionURL, - false); - - //get the domain builder - domainBuilder = domainManagementRuntime.getDomainBuilder(); - - - Composite composite = null; - for (Artifact artifact: contribution.getArtifacts()) { - if (domainCompositeName.equals(artifact.getURI())) { - composite = (Composite)artifact.getModel(); - } - } - - if (composite != null) { - - domainManagementComposite.getIncludes().add(composite); - domainManagementRuntime.buildComposite(composite); - domainManagementRuntime.getCompositeActivator().activate(composite); - domainManagementRuntime.getCompositeActivator().start(composite); - - // get the management components out of the domain so that they - // can be configured/used. - domainManagerInitService = getService(SCADomainManagerInitService.class, - "SCADomainManagerComponent/SCADomainManagerInitService", - domainManagementRuntime, - domainManagementComposite); - domainManagerInitService.setDomain(this); - domainManagerInitService.setDomainSPI((SCADomainSPI)this); - domainManagerInitService.setDomainEventService((SCADomainEventService)this); - - - } else { - throw new ActivationException("Domain management contribution " + - contributionURL + - " found but could not be loaded"); - } - } else { - throw new ActivationException("Domain management contribution " + - domainCompositeName + - " not found on the classpath"); - } - - - } catch(Exception ex) { - throw new DomainException(ex); - } - } - - private void notifyDomainChange() throws DomainException { - List<Composite> changedComposites = domainBuilder.wireDomain(domainComposite); - - // notify nodes that have composites that the composites have changed - for (Composite composite : changedComposites){ - String compositeXML = getComposite(composite.getName()); - - for (NodeModel node : domainModel.getNodes().values()){ - if (node.getDeployedComposites().containsKey(composite.getName())){ - try { - if (((NodeModelImpl)node).getSCANodeManagerService() != null) { - - logger.log(Level.FINE, "Updating node: " + - node.getNodeURI() + - " with composite: " + - compositeXML); - - // notify node - ((NodeModelImpl)node).getSCANodeManagerService().updateComposite(composite.getName().toString(), - Base64Binary.encode(compositeXML.getBytes())); - } - } catch (Exception ex) { - throw new DomainException(ex); - } - } - } - } - } - - private ContributionModel findContributionFromComposite(QName compositeQName){ - ContributionModel returnContributionModel = null; - - for(ContributionModel contributionModel : domainModel.getContributions().values()){ - if (contributionModel.getComposites().containsKey(compositeQName)){ - returnContributionModel = contributionModel; - } - } - - return returnContributionModel; - } - - private CompositeModel findComposite(QName compositeQName){ - CompositeModel returnCompositeModel = null; - - for(ContributionModel contributionModel : domainModel.getContributions().values()){ - returnCompositeModel = contributionModel.getComposites().get(compositeQName); - - if (returnCompositeModel != null){ - break; - } - } - - return returnCompositeModel; - } - - // Recursively look for contributions that contain included artifacts. Deepest dependencies - // appear first in the list - // This function should be moved to the contribution package. - private void findDependentContributions(Contribution contribution, List<Contribution> dependentContributions){ - - for (Import contribImport : contribution.getImports()) { - for (ContributionModel tmpContributionModel : domainModel.getContributions().values()) { - Contribution tmpContribution = tmpContributionModel.getContribution(); - for (Export export : tmpContribution.getExports()) { - if (contribImport.match(export)) { - if (tmpContribution.getImports().isEmpty()) { - dependentContributions.add(tmpContribution); - } else { - findDependentContributions(tmpContribution, dependentContributions); - } - } - } - } - } - - dependentContributions.add(contribution); - } - - private ContributionModel parseContribution(String contributionURI, String contributionURL) throws DomainException { - // add the contribution information to the domain model - ContributionModel contributionModel = domainModelFactory.createContribution(); - contributionModel.setContributionURI(contributionURI); - contributionModel.setContributionURL(contributionURL); - domainModel.getContributions().put(contributionURI, contributionModel); - - // read the assembly model objects. - try { - // Create a local model from the contribution. Using the contribution - // processor from the domain management runtime just because we already have it - Contribution contribution = domainManagementContributionService.contribute(contributionURI, - new URL(contributionURL), - false); - - contributionModel.setContribution(contribution); - - // add the composites into the domain model - for (Artifact artifact : contribution.getArtifacts()) { - if (artifact.getModel() instanceof Composite) { - Composite composite = (Composite)artifact.getModel(); - CompositeModel compositeModel = domainModelFactory.createComposite(); - compositeModel.setCompositeQName(composite.getName()); - compositeModel.setComposite(composite); - contributionModel.getComposites().put(compositeModel.getCompositeQName(), compositeModel); - } - } - - // add the deployable composite info to the domain model - for (Composite composite : contribution.getDeployables()) { - CompositeModel compositeModel = contributionModel.getComposites().get(composite.getName()); - - if (compositeModel != null){ - contributionModel.getDeployableComposites().put(compositeModel.getCompositeQName(), compositeModel); - } else { - throw new DomainException("Deployable composite name " + - composite.getName() + - " doesn't match a composite in the contribution " + - contributionURI ); - } - } - } catch(DomainException ex) { - throw ex; - } catch(Exception ex) { - throw new DomainException(ex); - } - - return contributionModel; - } - - - // SCADomainSPI methods - - public DomainModel getDomainModel(){ - return domainModel; - } - - public String getComposite(QName compositeQName){ - CompositeModel compositeModel = domainModel.getDeployedComposites().get(compositeQName); - Composite composite = compositeModel.getComposite(); - - ExtensionPointRegistry registry = domainManagementRuntime.getExtensionPointRegistry(); - - StAXArtifactProcessorExtensionPoint staxProcessors = - registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class); - - StAXArtifactProcessor<Composite> processor = staxProcessors.getProcessor(Composite.class); - - ByteArrayOutputStream bos = new ByteArrayOutputStream(); - try { - XMLOutputFactory outputFactory = XMLOutputFactory.newInstance(); - //outputFactory.setProperty("javax.xml.stream.isPrefixDefaulting",Boolean.TRUE); - XMLStreamWriter writer = outputFactory.createXMLStreamWriter(bos); - - processor.write(composite, writer); - writer.flush(); - writer.close(); - } catch (Exception ex) { - System.out.println(ex.toString()); - } - - String compositeString = bos.toString(); - - return compositeString; - } - - public String getComponent(QName compositeQName, String componentName){ - - String componentString = null; - - return componentString; - } - - - // SCADomainEventService methods - - public void registerNode(String nodeURI, String nodeURL, Externalizable nodeManagerReference) throws DomainException { - // try and remove it first just in case it's already registered - unregisterNode(nodeURI); - - NodeModel node = domainModelFactory.createNode(); - node.setNodeURI(nodeURI); - node.setNodeURL(nodeURL); - node.setNodeManagerReference(nodeManagerReference); - node.setLifecycleState(LifecyleState.AVAILABLE); - domainModel.getNodes().put(nodeURI, node); - - logger.log(Level.INFO, "Registered node: " + - nodeURI + - " at endpoint " + - nodeURL); - } - - public void unregisterNode(String nodeURI) throws DomainException{ - - domainModel.getNodes().remove(nodeURI); - - logger.log(Level.FINE, "Removed node: " + nodeURI); - } - - public void registerNodeStart(String nodeURI) throws DomainException{ -/* TODO - no longer used - NodeModel node = domainModel.getNodes().get(nodeURI); - - if (node != null) { - // if the node was started by the domain we already know it's running - if (node.getLifecycleState() != LifecyleState.RUNNING){ - node.setLifecycleState(LifecyleState.RUNNING); - - // run the update in a separate thread so that the caller doesn't block - scheduler.execute(domainUpdateProcessor); - } - } else { - logger.log(Level.WARNING, "trying to start node: " + - nodeURI + - " that isn't registered " ); - } -*/ - } - - public void registerNodeStop(String nodeURI) throws DomainException{ -/* TODO - no longer used - NodeModel node = domainModel.getNodes().get(nodeURI); - - if (node != null) { - // if the node was stopped by the domain we already know it's running - if (node.getLifecycleState() == LifecyleState.RUNNING){ - node.setLifecycleState(LifecyleState.DEPLOYED); - - // run the update in a separate thread so that the caller doesn't block - scheduler.execute(domainUpdateProcessor); - } - } else { - logger.log(Level.WARNING, "trying to stop node: " + - nodeURI + - " that isn't registered " ); - } -*/ - } - - public void registerContribution(String nodeURI, String contributionURI, String contributionURL) throws DomainException{ - try { - ContributionModel contributionModel = null; - - if ( domainModel.getContributions().containsKey(contributionURI) == false ){ - contributionModel = parseContribution(contributionURI, contributionURL); - - // assign the contribution to the referenced node - NodeModel node = domainModel.getNodes().get(nodeURI); - - if ((node != null) && (contributionModel != null)) { - node.getContributions().put(contributionURI, contributionModel); - } - } else { - // TODO - throw an exception here ? - } - - } catch (Exception ex) { - logger.log(Level.SEVERE, "Exception when registering contribution " + - contributionURI + - ex.toString() ); - } - } - - public void unregisterContribution(String nodeURI, String contributionURI) throws DomainException { - try { - - if ( domainModel.getContributions().containsKey(contributionURI) == true ){ - // get the contribution model - ContributionModel contributionModel = domainModel.getContributions().get(contributionURI); - - // remove deployed composites - for (QName compositeQName : contributionModel.getDeployedComposites().keySet()){ - domainModel.getDomainLevelComposite().getIncludes().remove(contributionModel.getDeployedComposites().get(compositeQName)); - domainModel.getDeployedComposites().remove(compositeQName); - } - - // remove contribution from the domain - domainModel.getContributions().remove(contributionURI); - - // remove the contribution from the referenced node - NodeModel nodeModel = domainModel.getNodes().get(nodeURI); - - if ((nodeModel != null)) { - nodeModel.getContributions().remove(contributionURI); - - // remove deployed composites - for (QName compositeQName : contributionModel.getDeployedComposites().keySet()){ - nodeModel.getDeployedComposites().remove(compositeQName); - } - } - } - - } catch (Exception ex) { - logger.log(Level.SEVERE, "Exception when removing contribution " + - contributionURI + - ex.toString() ); - } - } - - public void registerDomainLevelComposite(String nodeURI, String compositeQNameString) throws DomainException{ - try { - QName compositeQName = QName.valueOf(compositeQNameString); - - if (!domainModel.getDeployedComposites().containsKey(compositeQName)){ - // get the composite from the node - NodeModel node = domainModel.getNodes().get(nodeURI); - - if (node != null) { - if (node.getLifecycleState() != LifecyleState.AVAILABLE){ - throw new DomainException("Node " + nodeURI + " is already marked as active"); - } else { - for (ContributionModel contributionModel : node.getContributions().values()){ - CompositeModel compositeModel = contributionModel.getComposites().get(compositeQName); - - if (compositeModel != null){ - contributionModel.getDeployedComposites().put(compositeQName, compositeModel); - node.getDeployedComposites().put(compositeQName, compositeModel); - domainModel.getDeployedComposites().put(compositeQName, compositeModel); - domainManagementRuntime.getCompositeBuilder().build(compositeModel.getComposite()); - domainModel.getDomainLevelComposite().getIncludes().add(compositeModel.getComposite()); - - - } - } - } - } - } else { - throw new DomainException("Composite " + compositeQNameString + - " is already marked as deployed on node " + nodeURI); - } - } catch (Exception ex) { - logger.log(Level.SEVERE, "Exception when registering domain level composite " + - nodeURI + " " + - compositeQNameString + - ex.toString() ); - } - } - - public void registerServiceEndpoint(String domainURI, String nodeURI, String targetServiceName, String bindingClassName, String URL)throws DomainException { - - // the target service name is the component/service name combination - String componentName = null; - String serviceName = null; - - // if the service name ends in a "/" remove it - if (targetServiceName.endsWith("/")) { - targetServiceName = targetServiceName.substring(0, targetServiceName.length() - 1); - } - - // if the service name starts with a "/" remove it - if (targetServiceName.startsWith("/")) { - targetServiceName = targetServiceName.substring(1, targetServiceName.length()); - } - - // TODO - only interested if multiplicity is <= 1 - componentName = domainBuilder.getComponentNameFromReference(targetServiceName); - serviceName = domainBuilder.getServiceNameFromReference(targetServiceName); - - domainBuilder.updateDomainLevelServiceURI(domainComposite, targetServiceName, bindingClassName, URL); - - // find the node with the service - NodeModel node = domainModel.getNodes().get(nodeURI); - - if (node != null){ - - // collect the service info - ServiceModel serviceModel = domainModelFactory.createService(); - serviceModel.setServiceURI(targetServiceName); - serviceModel.setServiceURL(URL); - serviceModel.setServiceBinding(bindingClassName); - - //store the service - node.getServices().put(targetServiceName+bindingClassName, serviceModel); - - if (componentName != null){ - node.getServices().put(componentName+bindingClassName, serviceModel); - } - logger.log(Level.INFO, "Registering service: [" + - domainURI + " " + - targetServiceName + " " + - URL + " " + - bindingClassName + "]"); - } else { - logger.log(Level.WARNING, "Trying to register service: " + - targetServiceName + - " for a node " + - nodeURI + - "that isn't registered"); - } - - } - - public void unregisterServiceEndpoint(String domainURI, String nodeURI, String serviceName, String bindingClassName) throws DomainException{ - NodeModel node = domainModel.getNodes().get(nodeURI); - node.getServices().remove(serviceName + bindingClassName); - - // extract the short name from the long name - String shortServiceName = null; - if (serviceName.indexOf("/") >= 0 ) { - shortServiceName = serviceName.substring(0, serviceName.indexOf("/")); - } - - node.getServices().remove(shortServiceName + bindingClassName); - - logger.log(Level.FINE, "Removed service: " + serviceName ); - - } - - public String findServiceEndpoint(String domainURI, String serviceName, String bindingName) throws DomainException{ - logger.log(Level.INFO, "Finding service: [" + - domainURI + " " + - serviceName + " " + - bindingName + - "]"); - - String url = SERVICE_NOT_REGISTERED; - if (serviceName.startsWith("/")) { - serviceName = serviceName.substring(1); - } - String serviceKey = serviceName + bindingName; - - for (NodeModel node : domainModel.getNodes().values()){ - ServiceModel service = node.getServices().get(serviceKey); - - if (service != null){ - url = service.getServiceURL(); - // uncomment for debugging - //url = url.replace("8085", "8086"); - logger.log(Level.INFO, "Found service " + serviceName + " url: " + url); - break; - } - } - - return url; - } - - public String findServiceNode(String domainURI, String serviceName, String bindingName) throws DomainException{ - logger.log(Level.FINE, "Finding service node: [" + - domainURI + " " + - serviceName + " " + - bindingName + - "]"); - - String nodeURI = SERVICE_NOT_KNOWN; - - for (NodeModel node : domainModel.getNodes().values()){ - Service service = null; - for (CompositeModel compositeModel : node.getDeployedComposites().values()){ - service = domainBuilder.findServiceForReference(compositeModel.getComposite(), serviceName); - if (service != null) { - nodeURI = node.getNodeURI(); - break; - } - } - } - - return nodeURI; - } - - - - // SCADomain API methods - - public void start() throws DomainException { - - // notify any top level domain changes before composites are started - notifyDomainChange(); - - // call start on all nodes with deployed composites - for(NodeModel node : domainModel.getNodes().values()) { - if ( !node.getDeployedComposites().isEmpty()){ - try { - if (node.getLifecycleState() != LifecyleState.RUNNING) { - ((NodeModelImpl)node).getSCANodeManagerService().start(); - node.setLifecycleState(LifecyleState.RUNNING); - } - } catch (Exception ex) { - // TODO - collate errors and report - ex.printStackTrace(); - } - } - } - } - - public void stop() throws DomainException { - // call stop on all nodes - for(NodeModel node : domainModel.getNodes().values()) { - try { - if (node.getLifecycleState() == LifecyleState.RUNNING) { - ((NodeModelImpl)node).getSCANodeManagerService().stop(); - node.setLifecycleState(LifecyleState.DEPLOYED); - } - } catch (Exception ex) { - // TODO - collate errors and report - ex.printStackTrace(); - } - } - } - - public void destroy() throws DomainException { - try { - - // unregister all nodes - domainModel.getNodes().clear(); - - // remove all management components - Composite composite = domainManagementComposite.getIncludes().get(0); - - domainManagementRuntime.getCompositeActivator().stop(composite); - domainManagementRuntime.getCompositeActivator().deactivate(composite); - - // remove the node factory - ModelFactoryExtensionPoint factories = domainManagementRuntime.getExtensionPointRegistry().getExtensionPoint(ModelFactoryExtensionPoint.class); - factories.removeFactory(nodeFactory); - nodeFactory.setNode(null); - - // Stop the SCA runtime that the domain is using - domainManagementRuntime.stop(); - - - } catch(ActivationException ex) { - throw new DomainException(ex); - } - } - - public String getURI(){ - return domainModel.getDomainURI(); - } - - public void addContribution(String contributionURI, URL contributionURL) throws DomainException { - // add the contribution information to the domain model - org.apache.tuscany.sca.domain.model.ContributionModel contributionModel = - parseContribution(contributionURI, contributionURL.toExternalForm()); - } - - public void updateContribution(String contributionURI, URL contributionURL) throws DomainException { - if ( domainModel.getContributions().containsKey(contributionURI) == true ){ - - List<QName> deployedCompositeNames = new ArrayList<QName>(); - - // record the names of composites that must be restarted after the - // contribution has been removed - for ( NodeModel node : domainModel.getNodes().values()){ - if ((node.getLifecycleState() == LifecyleState.RUNNING) && (node.getContributions().containsKey(contributionURI))) { - for (CompositeModel tmpCompositeModel : node.getDeployedComposites().values()){ - deployedCompositeNames.add(tmpCompositeModel.getCompositeQName()); - } - } - } - - // remove the old version of the contribution - removeContribution(contributionURI); - - // Add the updated contribution back into the domain model - // TODO - there is a problem here with dependent contributions - // as it doesn't look like the contribution listeners - // are working quite right - addContribution(contributionURI, contributionURL); - - // add the deployed composites back into the domain if they still exist - // if they don't then the user will have to add and start any new composites manually - for (QName compositeQName : deployedCompositeNames) { - // make sure the composite still exists - CompositeModel compositeModel = findComposite(compositeQName); - - if (compositeModel != null){ - addToDomainLevelComposite(compositeModel.getCompositeQName()); - } else { - // the composite has been removed from the contribution - // by the update - } - } - - // automatically start all the composites - for (QName compositeName : deployedCompositeNames) { - startComposite(compositeName); - } - } else { - throw new DomainException("Contribution " + contributionURI + " not found in domain contributions"); - } - } - - public void removeContribution(String contributionURI) throws DomainException { - if ( domainModel.getContributions().containsKey(contributionURI) == true ){ - - // get the contribution model - ContributionModel contributionModel = domainModel.getContributions().get(contributionURI); - - // remove potentially deployed composites - for (QName compositeQName : contributionModel.getDeployableComposites().keySet()){ - domainModel.getDeployedComposites().remove(compositeQName); - domainModel.getDomainLevelComposite().getIncludes().remove(contributionModel.getDeployableComposites().get(compositeQName)); - } - - // remove contribution from the domain model - domainModel.getContributions().remove(contributionURI); - - // remove contribution from the contribution processor - try { - domainManagementContributionService.remove(contributionURI); - } catch (Exception ex){ - throw new DomainException(ex); - } - - // stop and tidy any nodes running this contribution - for ( NodeModel node : domainModel.getNodes().values()){ - if (node.getContributions().containsKey(contributionURI)) { - try { - if (node.getLifecycleState() == LifecyleState.RUNNING) { - ((NodeModelImpl)node).getSCANodeManagerService().stop(); - node.setLifecycleState(LifecyleState.DEPLOYED); - } - - // remove all contributions from this node including the - // one that is specifically being removed. - for (ContributionModel tmpContributionModel : node.getContributions().values()){ - ((NodeModelImpl)node).getSCANodeManagerService().removeContribution(tmpContributionModel.getContributionURI()); - } - - node.getContributions().clear(); - node.getDeployedComposites().clear(); - node.setLifecycleState(LifecyleState.AVAILABLE); - node.getServices().clear(); - } catch (Exception ex) { - // TODO - collate errors and report - ex.printStackTrace(); - } - } - } - } else { - throw new DomainException("Contribution " + contributionURI + " not found in domain contributions"); - } - } - - public void addDeploymentComposite(String contributionURI, String compositeXML) throws DomainException { - // TODO - throw new DomainException("Not yet implemented"); - } - - public void updateDeploymentComposite(String contributionURI, String compositeXML) throws DomainException { - // TODO - throw new DomainException("Not yet implemented"); - } - - public void addToDomainLevelComposite(QName compositeQName) throws DomainException { - addToDomainLevelComposite(compositeQName, null); - } - - public void addToDomainLevelComposite(QName compositeQName, String nodeURI) throws DomainException { - - try { - // check to see if this composite has already been added - if (domainModel.getDeployedComposites().containsKey(compositeQName) ){ - throw new DomainException("Composite " + compositeQName.toString() + - " had already been added to the domain level composite"); - } - - // find the contribution that has this composite - ContributionModel contributionModel = findContributionFromComposite(compositeQName); - - if (contributionModel == null){ - throw new DomainException("Can't find contribution for composite " + compositeQName.toString()); - } - - // find the composite object from the contribution - CompositeModel compositeModel = contributionModel.getComposites().get(compositeQName); - - if (compositeModel == null){ - throw new DomainException("Can't find composite model " + compositeQName.toString() + - " in contribution " + contributionModel.getContributionURI()); - } - - // build the contribution to create the services and references - domainModel.getDeployedComposites().put(compositeQName, compositeModel); - domainManagementRuntime.getCompositeBuilder().build(compositeModel.getComposite()); - domainModel.getDomainLevelComposite().getIncludes().add(compositeModel.getComposite()); - - NodeModel node = null; - - // find the node for the composite to run on - if (nodeURI != null) { - // find the named node - node = domainModel.getNodes().get(nodeURI); - - if (node == null){ - throw new DomainException("Node " + nodeURI + " not found in domain"); - } - } else { - // noddy algorithm to find a free node - // TODO - do something better - for(NodeModel tmpNode : domainModel.getNodes().values()) { - if (tmpNode.getLifecycleState() == LifecyleState.AVAILABLE){ - node = tmpNode; - } - } - - if (node == null){ - throw new DomainException("No free node available to run composite " + compositeQName.toString()); - } - } - - // find all the composites that the node must know about - List<Contribution> dependentContributions = new ArrayList<Contribution>(); - findDependentContributions(contributionModel.getContribution(), dependentContributions); - - // assign the set of contributions to the node model - for (Contribution tmpContribution : dependentContributions){ - node.getContributions().put(tmpContribution.getURI(), - domainModel.getContributions().get(tmpContribution.getURI())); - } - - // assign the composite to the node model - node.getDeployedComposites().put(compositeQName, compositeModel); - - node.setLifecycleState(LifecyleState.DEPLOYED); - - // now pass this information over to the real node - - - // add contributions. Use the dependent contribution list here rather than the - // one built up in the node model to ensure that contributions are added in the correct order - // I.e. the top most in the dependency tree last. - for (Contribution tmpContribution : dependentContributions){ - ((NodeModelImpl)node).getSCANodeManagerService().addContribution(tmpContribution.getURI(), - domainModel.getContributions().get(tmpContribution.getURI()).getContributionURL()); - } - - // deploy composite - ((NodeModelImpl)node).getSCANodeManagerService().addToDomainLevelComposite(compositeQName.toString()); - - // spray all of the service endpoints from this composite out to interested nodes - notifyDomainChange(); - } catch (DomainException ex) { - throw ex; - } catch (Exception ex) { - throw new DomainException(ex); - } - - } - - public void removeFromDomainLevelComposite(QName compositeQName) throws DomainException { - - domainModel.getDomainLevelComposite().getIncludes().remove(domainModel.getDeployedComposites().get(compositeQName).getComposite()); - domainModel.getDeployedComposites().remove(compositeQName); - - ContributionModel contributionModel = findContributionFromComposite(compositeQName); - - if (contributionModel != null){ - contributionModel.getDeployedComposites().remove(compositeQName); - - for(NodeModel node : domainModel.getNodes().values()) { - if ( node.getDeployedComposites().containsKey(compositeQName)){ - try { - if (node.getLifecycleState() == LifecyleState.RUNNING) { - ((NodeModelImpl)node).getSCANodeManagerService().stop(); - node.setLifecycleState(LifecyleState.DEPLOYED); - } - // TODO - how to remove it from the node. Remove all contributions??? - - node.getDeployedComposites().remove(compositeQName); - } catch (Exception ex) { - // TODO - collate errors and report - ex.printStackTrace(); - } - } - } - } else { - throw new DomainException("Composite " + compositeQName.toString() + " not found in domain contributions"); - } - } - - public String getDomainLevelComposite() throws DomainException { - - String domainLevelComposite = "<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\"" + - " targetNamespace=\"http://tuscany.apache.org/domain\"" + - " xmlns:domain=\"http://tuscany.apache.org/domain\""; - - int includeCount = 0; - for (CompositeModel compositeModel : domainModel.getDeployedComposites().values()){ - domainLevelComposite = domainLevelComposite + " xmlns:include" + - includeCount + - "=\"" + compositeModel.getCompositeQName().getNamespaceURI() + "\""; - includeCount++; - } - - domainLevelComposite = domainLevelComposite + " name=\"DomainLevelComposite\">"; - - includeCount = 0; - for (CompositeModel compositeModel : domainModel.getDeployedComposites().values()){ - domainLevelComposite = domainLevelComposite + "<include name=\"include" + - includeCount + - ":" + - compositeModel.getCompositeQName().getLocalPart() + - "\"/>"; - includeCount++; - } - - domainLevelComposite = domainLevelComposite + "</composite>"; - - return domainLevelComposite; - } - - public String getQNameDefinition(QName artifact) throws DomainException { - // TODO - no absolutely sure what is intended here as I don't have - // an explicit scenario but here is some code to get me thinking about it - String artifactString = null; - - // find the composite that matches and return its XML - CompositeModel compositeModel = domainModel.getDeployedComposites().get(artifact); - - if (compositeModel != null){ - // convert the composite to XML - } - - return artifactString; - } - - public void startComposite(QName compositeQName) throws DomainException { - try { - // find the composite object from the list of deployed composites - CompositeModel compositeModel = domainModel.getDeployedComposites().get(compositeQName); - - if (compositeModel == null){ - throw new DomainException("Can't start composite " + compositeQName.toString() + - " as it hasn't been added to the domain level composite"); - } - - // find the contribution that has this composite - ContributionModel contributionModel = findContributionFromComposite(compositeQName); - - if (contributionModel == null){ - throw new DomainException("Can't find contribution for composite " + compositeQName.toString()); - } - - NodeModel node = null; - - // find the node that has this composite - for(NodeModel tmpNode : domainModel.getNodes().values()) { - if (tmpNode.getDeployedComposites().containsKey(compositeQName)){ - node = tmpNode; - break; - } - } - - if (node != null){ - if (node.getLifecycleState() == LifecyleState.DEPLOYED){ - // start the node - ((NodeModelImpl)node).getSCANodeManagerService().start(); - node.setLifecycleState(LifecyleState.RUNNING); - } - - } else { - // composite not assigned to node for some reason - throw new DomainException("Composite " + compositeQName.toString() + - " is not associated with a node and cannot be started"); - } - } catch (NodeException ex){ - throw new DomainException(ex); - } - - } - - public void stopComposite(QName compositeName) throws DomainException { - // find the composite object from the list of deployed composites - CompositeModel composite = domainModel.getDeployedComposites().get(compositeName); - - if (composite == null){ - throw new DomainException("Can't stop composite " + compositeName.toString() + - " as it hasn't been added to the domain level composite"); - } - - // stop all the nodes running this composite - for(NodeModel node : domainModel.getNodes().values()) { - if ( node.getDeployedComposites().containsKey(compositeName)){ - try { - if (node.getLifecycleState() == LifecyleState.RUNNING) { - node.setLifecycleState(LifecyleState.DEPLOYED); - ((NodeModelImpl)node).getSCANodeManagerService().stop(); - } - } catch (Exception ex) { - // TODO - how to report this? - } - } - } - } - - public <B, R extends CallableReference<B>> R cast(B target) throws IllegalArgumentException { - return (R)cast(target, domainManagementRuntime); - } - - protected <B, R extends CallableReference<B>> R cast(B target, ReallySmallRuntime runtime) throws IllegalArgumentException { - return (R)runtime.getProxyFactory().cast(target); - } - - public <B> B getService(Class<B> businessInterface, String serviceName) { - return getService( businessInterface, serviceName, domainManagementRuntime, null); - } - - protected <B> B getService(Class<B> businessInterface, String serviceName, ReallySmallRuntime runtime, Composite domainComposite) { - - ServiceReference<B> serviceReference = getServiceReference(businessInterface, serviceName, runtime, domainComposite); - if (serviceReference == null) { - throw new ServiceRuntimeException("Service not found: " + serviceName); - } - return serviceReference.getService(); - } - - protected <B> ServiceReference<B> createServiceReference(Class<B> businessInterface, String targetURI) { - return createServiceReference(businessInterface, targetURI, domainManagementRuntime, null); - } - - - protected <B> ServiceReference<B> createServiceReference(Class<B> businessInterface, String targetURI, ReallySmallRuntime runtime, Composite domainComposite) { - try { - - AssemblyFactory assemblyFactory = runtime.getAssemblyFactory(); - Composite composite = assemblyFactory.createComposite(); - composite.setName(new QName(Constants.SCA10_TUSCANY_NS, "default")); - RuntimeComponent component = (RuntimeComponent)assemblyFactory.createComponent(); - component.setName("default"); - component.setURI("default"); - runtime.getCompositeActivator().configureComponentContext(component); - composite.getComponents().add(component); - RuntimeComponentReference reference = (RuntimeComponentReference)assemblyFactory.createComponentReference(); - reference.setName("default"); - ModelFactoryExtensionPoint factories = - runtime.getExtensionPointRegistry().getExtensionPoint(ModelFactoryExtensionPoint.class); - JavaInterfaceFactory javaInterfaceFactory = factories.getFactory(JavaInterfaceFactory.class); - InterfaceContract interfaceContract = javaInterfaceFactory.createJavaInterfaceContract(); - interfaceContract.setInterface(javaInterfaceFactory.createJavaInterface(businessInterface)); - reference.setInterfaceContract(interfaceContract); - component.getReferences().add(reference); - reference.setComponent(component); - SCABindingFactory scaBindingFactory = factories.getFactory(SCABindingFactory.class); - SCABinding binding = scaBindingFactory.createSCABinding(); - - // find the service endpoint somewhere else in the domain - try { - String endpointURL = findServiceEndpoint(domainModel.getDomainURI(), - targetURI, - binding.getClass().getName()); - - if (endpointURL.equals(SERVICE_NOT_REGISTERED)){ - logger.log(Level.WARNING, "Created a sevice reference for service that is not yet started: Service " + targetURI); - } else { - targetURI = endpointURL; - } - } catch (DomainException ex){ - throw new ServiceRuntimeException(ex); - } - - binding.setURI(targetURI); - reference.getBindings().add(binding); - return new ServiceReferenceImpl<B>(businessInterface, component, reference, binding, runtime - .getProxyFactory(), runtime.getCompositeActivator()); - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - } - - public <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String name) { - return getServiceReference(businessInterface, name, domainManagementRuntime, null); - } - - - protected <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String name, ReallySmallRuntime runtime, Composite domainComposite) { - - // 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; - - if ( domainComposite != null ) { - for (Composite composite: domainComposite.getIncludes()) { - for (Component compositeComponent: composite.getComponents()) { - if (compositeComponent.getName().equals(componentName)) { - component = compositeComponent; - } - } - } - } - - if (component == null) { - // look to see of the service exists somewhere else in the domain - try { - String nodeName = findServiceNode(domainModel.getDomainURI(), - name, - "org.apache.tuscany.sca.binding.sca.impl.SCABindingImpl"); - - if (nodeName.equals(SERVICE_NOT_KNOWN)){ - throw new ServiceRuntimeException("The service " + name + " has not been contributed to the domain"); - } - } catch (DomainException ex){ - throw new ServiceRuntimeException(ex); - } - - // now create a service reference - return createServiceReference(businessInterface, name, runtime, domainComposite); - } - 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 is 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); - } - } - } - -} |