diff options
Diffstat (limited to 'sca-java-1.x/tags/1.6-TUSCANY-3909/domain-manager/src/main/java/org/apache/tuscany/sca/domain/manager/impl/DeployableCompositeCollectionImpl.java')
| -rw-r--r-- | sca-java-1.x/tags/1.6-TUSCANY-3909/domain-manager/src/main/java/org/apache/tuscany/sca/domain/manager/impl/DeployableCompositeCollectionImpl.java | 481 |
1 files changed, 481 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6-TUSCANY-3909/domain-manager/src/main/java/org/apache/tuscany/sca/domain/manager/impl/DeployableCompositeCollectionImpl.java b/sca-java-1.x/tags/1.6-TUSCANY-3909/domain-manager/src/main/java/org/apache/tuscany/sca/domain/manager/impl/DeployableCompositeCollectionImpl.java new file mode 100644 index 0000000000..63af213fbb --- /dev/null +++ b/sca-java-1.x/tags/1.6-TUSCANY-3909/domain-manager/src/main/java/org/apache/tuscany/sca/domain/manager/impl/DeployableCompositeCollectionImpl.java @@ -0,0 +1,481 @@ +/* + * 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.manager.impl; + +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.compositeAlternateLink; +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.compositeKey; +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.compositeQName; +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.compositeSourceLink; +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.compositeTitle; +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.contributionURI; +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.lastModified; +import static org.apache.tuscany.sca.domain.manager.impl.DomainManagerUtil.locationURL; + +import java.net.MalformedURLException; +import java.net.URI; +import java.net.URL; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.LinkedList; +import java.util.List; +import java.util.Map; +import java.util.logging.Logger; + +import javax.xml.namespace.QName; +import javax.xml.parsers.ParserConfigurationException; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLOutputFactory; + +import org.apache.tuscany.sca.assembly.Binding; +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.contribution.Contribution; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.ExtensibleURLArtifactProcessor; +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.ModelResolverExtensionPoint; +import org.apache.tuscany.sca.contribution.service.ContributionReadException; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.UtilityExtensionPoint; +import org.apache.tuscany.sca.data.collection.Entry; +import org.apache.tuscany.sca.data.collection.Item; +import org.apache.tuscany.sca.data.collection.ItemCollection; +import org.apache.tuscany.sca.data.collection.LocalItemCollection; +import org.apache.tuscany.sca.data.collection.NotFoundException; +import org.apache.tuscany.sca.domain.manager.impl.DeployableCompositeCollectionImpl.Cache.ContributionCache; +import org.apache.tuscany.sca.implementation.node.NodeImplementation; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.MonitorFactory; +import org.apache.tuscany.sca.workspace.builder.ContributionDependencyBuilder; +import org.apache.tuscany.sca.workspace.builder.impl.ContributionDependencyBuilderImpl; +import org.apache.tuscany.sca.workspace.processor.impl.ContributionContentProcessor; +import org.osoa.sca.annotations.Init; +import org.osoa.sca.annotations.Reference; +import org.osoa.sca.annotations.Scope; +import org.osoa.sca.annotations.Service; + +/** + * Implementation of a deployable composite collection service. + * + * @version $Rev$ $Date$ + */ +@Scope("COMPOSITE") +@Service(interfaces = { ItemCollection.class, LocalItemCollection.class, ContributionsReader.class }) +public class DeployableCompositeCollectionImpl implements ItemCollection, + LocalItemCollection, ContributionsReader { + + private static final Logger logger = Logger + .getLogger(DeployableCompositeCollectionImpl.class.getName()); + + @Reference + public LocalItemCollection contributionCollection; + + @Reference + public DomainManagerConfiguration domainManagerConfiguration; + + private ModelFactoryExtensionPoint modelFactories; + private ModelResolverExtensionPoint modelResolvers; + private URLArtifactProcessor<Contribution> contributionProcessor; + private XMLOutputFactory outputFactory; + private ContributionDependencyBuilder contributionDependencyBuilder; + private Monitor monitor; + + /** + * Cache contribution models. + */ + static class Cache { + static class ContributionCache { + private Contribution contribution; + private long contributionLastModified; + } + + private Map<URL, ContributionCache> contributions = new HashMap<URL, ContributionCache>(); + } + + private Cache cache = new Cache(); + + /** + * Initialize the component. + */ + @Init + public void initialize() throws ParserConfigurationException { + + ExtensionPointRegistry extensionPoints = domainManagerConfiguration + .getExtensionPoints(); + + // Create a monitor + UtilityExtensionPoint utilities = extensionPoints + .getExtensionPoint(UtilityExtensionPoint.class); + MonitorFactory monitorFactory = utilities + .getUtility(MonitorFactory.class); + monitor = monitorFactory.createMonitor(); + + // Get model factories + modelFactories = extensionPoints + .getExtensionPoint(ModelFactoryExtensionPoint.class); + XMLInputFactory inputFactory = modelFactories + .getFactory(XMLInputFactory.class); + outputFactory = modelFactories.getFactory(XMLOutputFactory.class); + outputFactory.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES, + true); + + // Get and initialize artifact processors + StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints + .getExtensionPoint(StAXArtifactProcessorExtensionPoint.class); + StAXArtifactProcessor<Object> staxProcessor = new ExtensibleStAXArtifactProcessor( + staxProcessors, inputFactory, outputFactory, monitor); + + URLArtifactProcessorExtensionPoint urlProcessors = extensionPoints + .getExtensionPoint(URLArtifactProcessorExtensionPoint.class); + URLArtifactProcessor<Object> urlProcessor = new ExtensibleURLArtifactProcessor( + urlProcessors, monitor); + + // Create contribution processor + modelResolvers = extensionPoints + .getExtensionPoint(ModelResolverExtensionPoint.class); + contributionProcessor = new ContributionContentProcessor( + extensionPoints, monitor); + + // Create contribution and composite builders + contributionDependencyBuilder = new ContributionDependencyBuilderImpl( + monitor); + } + + public Entry<String, Item>[] getAll() { + logger.fine("getAll"); + + // Return all the deployable composites in the contributions + List<Entry<String, Item>> entries = new ArrayList<Entry<String, Item>>(); + + // Get the list of contributions in the workspace + Entry<String, Item>[] contributionEntries = contributionCollection + .getAll(); + + // Read contribution metadata + for (Entry<String, Item> contributionEntry : contributionEntries) { + Item contributionItem = contributionEntry.getData(); + Contribution contribution; + try { + contribution = contribution(contributionEntry.getKey(), + contributionItem.getAlternate()); + } catch (ContributionReadException e) { + continue; + } + + // Create entries for the deployable composites + for (Composite deployable : contribution.getDeployables()) { + entries.add(entry(contribution, deployable)); + } + + } + return entries.toArray(new Entry[entries.size()]); + } + + public Contribution[] readContributions() { + + // Get the list of contributions in the workspace + Entry<String, Item>[] contributionEntries = contributionCollection + .getAll(); + + LinkedList<Contribution> contributions = new LinkedList<Contribution>(); + + // Read contribution metadata + for (Entry<String, Item> contributionEntry : contributionEntries) { + Item contributionItem = contributionEntry.getData(); + Contribution contribution; + try { + contribution = contribution(contributionEntry.getKey(), + contributionItem.getAlternate()); + + } catch (ContributionReadException e) { + continue; + } + + LinkedList<Composite> resolvedComposites = new LinkedList<Composite>(); + + for (Composite composite : contribution.getDeployables()) { + + // find the deployable composite + composite = contribution.getModelResolver().resolveModel( + Composite.class, composite); + + resolvedComposites.add(composite); + + } + + contribution.getDeployables().clear(); + contribution.getDeployables().addAll(resolvedComposites); + + contributions.add(contribution); + + } + + return contributions.toArray(new Contribution[0]); + + } + + public Item get(String key) throws NotFoundException { + logger.fine("get " + key); + + // Get the specified contribution info + String contributionURI = contributionURI(key); + Item contributionItem = contributionCollection.get(contributionURI); + + // Read the contribution + Contribution contribution; + try { + contribution = contribution(contributionURI, contributionItem + .getAlternate()); + } catch (ContributionReadException e) { + throw new NotFoundException(key); + } + + // Find the specified deployable composite + QName qname = compositeQName(key); + for (Composite deployable : contribution.getDeployables()) { + if (qname.equals(deployable.getName())) { + // find the deployable composite + deployable = contribution.getModelResolver().resolveModel( + Composite.class, deployable); + + if (deployable.isUnresolved()) { + throw new NotFoundException(key); + } + + // Return an item describing the deployable composite + return item(contribution, deployable); + } + } + + throw new NotFoundException(key); + } + + public String post(String key, Item item) { + throw new UnsupportedOperationException(); + } + + public void put(String key, Item item) throws NotFoundException { + throw new UnsupportedOperationException(); + } + + public void delete(String key) throws NotFoundException { + throw new UnsupportedOperationException(); + } + + public Entry<String, Item>[] query(String queryString) { + logger.fine("query " + queryString); + + if (queryString.startsWith("contribution=")) { + + // Return all the deployable composites in the specified + // contribution + List<Entry<String, Item>> entries = new ArrayList<Entry<String, Item>>(); + + // Get the specified contribution info + String contributionURI = queryString.substring(queryString + .indexOf('=') + 1); + Item contributionItem; + try { + contributionItem = contributionCollection.get(contributionURI); + } catch (NotFoundException e) { + return entries.toArray(new Entry[entries.size()]); + } + + // Read the contribution + Contribution contribution; + try { + contribution = contribution(contributionURI, contributionItem + .getAlternate()); + } catch (ContributionReadException e) { + return entries.toArray(new Entry[entries.size()]); + } + + // Create entries for the deployable composites + for (Composite deployable : contribution.getDeployables()) { + entries.add(entry(contribution, deployable)); + } + + return entries.toArray(new Entry[entries.size()]); + + } else { + throw new UnsupportedOperationException(); + } + } + + /** + * Returns the contribution with the given URI. + * + * @param contributionURI + * @param contributionLocation + * @return + * @throws NotFoundException + */ + private Contribution contribution(String contributionURI, + String contributionLocation) throws ContributionReadException { + try { + URI uri = URI.create(contributionURI); + URL location = locationURL(contributionLocation); + + // Get contribution from cache + ContributionCache contributionCache = cache.contributions + .get(location); + long lastModified = lastModified(location); + if (contributionCache != null) { + if (contributionCache.contributionLastModified == lastModified) { + return contributionCache.contribution; + } + + // Reset contribution cache + cache.contributions.remove(location); + } + + Contribution contribution = (Contribution) contributionProcessor + .read(null, uri, location); + + // TODO - analyse dependencies here? + + // contributionProcessor.resolve(contribution, new + // DefaultModelResolver()); + + // Cache contribution + contributionCache = new ContributionCache(); + contributionCache.contribution = contribution; + contributionCache.contributionLastModified = lastModified; + cache.contributions.put(location, contributionCache); + + return contribution; + + } catch (ContributionReadException e) { + throw e; + } catch (MalformedURLException e) { + throw new ContributionReadException(e); + // } catch (ContributionResolveException e) { + // throw new ContributionReadException(e); + } catch (Throwable e) { + throw new ContributionReadException(e); + } + } + + /** + * Returns the entry contents describing a composite. + * + * @param composite + * @return + */ + private static String content(Composite composite) { + StringBuffer sb = new StringBuffer(); + List<Component> components = composite.getComponents(); + for (int i = 0, n = components.size(); i < n; i++) { + Component component = components.get(i); + if (component.getImplementation() instanceof NodeImplementation) { + List<ComponentService> services = component.getServices(); + if (!services.isEmpty()) { + List<Binding> bindings = services.get(0).getBindings(); + if (!bindings.isEmpty()) { + + // List node URIs + sb.append("Node URI: <span id=\"nodeURI\">"); + sb.append(component.getServices().get(0).getBindings() + .get(0).getURI()); + break; + } + } + } else { + + // List component names + if (sb.length() == 0) { + sb.append("Components: <span id=\"components\">"); + } else { + sb.append(" "); + } + sb.append(component.getName()); + } + } + if (sb.length() != 0) { + sb.append("</span>"); + } + return sb.toString(); + } + + /** + * Returns the link to the resource related to a composite. + * + * @param composite + * @return + */ + private static String relatedLink(Composite composite) { + for (Component component : composite.getComponents()) { + if (component.getImplementation() instanceof NodeImplementation) { + NodeImplementation nodeImplementation = (NodeImplementation) component + .getImplementation(); + Composite deployable = nodeImplementation.getComposite(); + String contributionURI = deployable.getURI(); + QName qname = deployable.getName(); + String key = compositeKey(contributionURI, qname); + return "/composite-source/" + key; + } + } + return null; + } + + /** + * Returns an entry describing the given deployable. + * + * @param contribution + * @param deployable + * @return + */ + private static Entry<String, Item> entry(Contribution contribution, + Composite deployable) { + Entry<String, Item> entry = new Entry<String, Item>(); + entry.setKey(DomainManagerUtil.compositeKey(contribution.getURI(), + deployable.getName())); + entry.setData(item(contribution, deployable)); + return entry; + } + + /** + * Returns an item describing the given deployable. + * + * @param contribution + * @param deployable + * @return + */ + private static Item item(Contribution contribution, Composite deployable) { + String contributionURI = contribution.getURI(); + String contributionLocation = contribution.getLocation(); + QName qname = deployable.getName(); + String deployableURI = deployable.getURI(); + Item item = new Item(); + item.setTitle(compositeTitle(contributionURI, qname)); + item.setContents(content(deployable)); + item.setLink(compositeSourceLink(contributionURI, qname)); + item.setAlternate(compositeAlternateLink(contributionLocation, + deployableURI)); + item.setRelated(relatedLink(deployable)); + return item; + } + +} |