diff options
author | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2008-09-15 00:26:00 +0000 |
---|---|---|
committer | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2008-09-15 00:26:00 +0000 |
commit | d5f1d093fe6fa491cdec392dca7137639e98d149 (patch) | |
tree | b98c79d8231a2617ee1dce43b1782d30d93686bc /branches/sca-android/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionInfoProcessor.java | |
parent | f4e3e383071b6947d56794d9af5e9e6438aa3235 (diff) |
Pulled a recent revision of trunk into the sca-android branch, to apply the android patches from JIRA TUSCANY-2440 to it.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@695318 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'branches/sca-android/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionInfoProcessor.java')
-rw-r--r-- | branches/sca-android/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionInfoProcessor.java | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/branches/sca-android/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionInfoProcessor.java b/branches/sca-android/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionInfoProcessor.java new file mode 100644 index 0000000000..6ef0fa753d --- /dev/null +++ b/branches/sca-android/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionInfoProcessor.java @@ -0,0 +1,225 @@ +/* + * 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.workspace.processor.impl; + +import java.io.File; +import java.io.IOException; +import java.io.InputStream; +import java.net.URI; +import java.net.URL; +import java.net.URLConnection; +import java.util.List; + +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.ContributionFactory; +import org.apache.tuscany.sca.contribution.ContributionMetadata; +import org.apache.tuscany.sca.contribution.DefaultExport; +import org.apache.tuscany.sca.contribution.DefaultImport; +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.ExtensibleURLArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.resolver.ClassReference; +import org.apache.tuscany.sca.contribution.resolver.DefaultModelResolver; +import org.apache.tuscany.sca.contribution.resolver.ExtensibleModelResolver; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.resolver.ModelResolverExtensionPoint; +import org.apache.tuscany.sca.contribution.scanner.ContributionScanner; +import org.apache.tuscany.sca.contribution.service.ContributionReadException; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.workspace.scanner.impl.DirectoryContributionScanner; +import org.apache.tuscany.sca.workspace.scanner.impl.JarContributionScanner; + +/** + * URLArtifactProcessor that handles contribution files and returns a contribution + * info model. + * + * @version $Rev$ $Date$ + */ +public class ContributionInfoProcessor implements URLArtifactProcessor<Contribution>{ + private ContributionFactory contributionFactory; + private ModelResolverExtensionPoint modelResolvers; + private ModelFactoryExtensionPoint modelFactories; + private URLArtifactProcessorExtensionPoint artifactProcessors; + private URLArtifactProcessor<Object> artifactProcessor; + private StAXArtifactProcessor<Object> extensionProcessor; + + public ContributionInfoProcessor(ExtensionPointRegistry extensionPoints, StAXArtifactProcessor<Object> extensionProcessor, Monitor monitor) { + this.modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class); + this.modelResolvers = extensionPoints.getExtensionPoint(ModelResolverExtensionPoint.class); + hackResolvers(modelResolvers); + URLArtifactProcessorExtensionPoint artifactProcessors = extensionPoints.getExtensionPoint(URLArtifactProcessorExtensionPoint.class); + this.artifactProcessors = artifactProcessors; + this.artifactProcessor = new ExtensibleURLArtifactProcessor(artifactProcessors, monitor); + this.extensionProcessor = extensionProcessor; + this.contributionFactory = modelFactories.getFactory(ContributionFactory.class); + } + + public ContributionInfoProcessor(ModelFactoryExtensionPoint modelFactories, ModelResolverExtensionPoint modelResolvers, URLArtifactProcessor<Object> artifactProcessor) { + this.modelFactories = modelFactories; + this.modelResolvers = modelResolvers; + hackResolvers(modelResolvers); + this.artifactProcessor = artifactProcessor; + this.contributionFactory = modelFactories.getFactory(ContributionFactory.class); + } + + public String getArtifactType() { + return ".contribution/info"; + } + + public Class<Contribution> getModelType() { + return null; + } + + public Contribution read(URL parentURL, URI contributionURI, URL contributionURL) throws ContributionReadException { + + // Create contribution model + Contribution contribution = contributionFactory.createContribution(); + contribution.setURI(contributionURI.toString()); + contribution.setLocation(contributionURL.toString()); + ModelResolver modelResolver = new ExtensibleModelResolver(contribution, modelResolvers, modelFactories); + contribution.setModelResolver(modelResolver); + contribution.setUnresolved(true); + + // Create a contribution scanner + ContributionScanner scanner; + if ("file".equals(contributionURL.getProtocol()) && new File(contributionURL.getFile()).isDirectory()) { + scanner = new DirectoryContributionScanner(); + } else { + scanner = new JarContributionScanner(); + } + + // Read generated and user sca-contribution.xml files + boolean contributionMetadata = false; + for (String path: new String[]{ + Contribution.SCA_CONTRIBUTION_GENERATED_META, + Contribution.SCA_CONTRIBUTION_META}) { + URL url = scanner.getArtifactURL(contributionURL, path); + try { + // Check if the file actually exists before trying to read it + URLConnection connection = url.openConnection(); + connection.setUseCaches(false); + InputStream is = connection.getInputStream(); + is.close(); + } catch (IOException e) { + continue; + } + contributionMetadata = true; + + // Read the sca-contribution.xml file + ContributionMetadata c = (ContributionMetadata)artifactProcessor.read(contributionURL, URI.create(path), url); + contribution.getImports().addAll(c.getImports()); + contribution.getExports().addAll(c.getExports()); + contribution.getDeployables().addAll(c.getDeployables()); + } + + // If no sca-contribution.xml file was provided then consider + // all composites in the contribution as deployables, and also + // read any files that are explicitly asssigned artifact processors + // as they are likely to provide relevant metadata info + if (!contributionMetadata) { + List<String> artifactURIs; + try { + artifactURIs = scanner.getArtifacts(contributionURL); + } catch (ContributionReadException e) { + artifactURIs = null; + } + if (artifactURIs != null) { + for (String artifactURI: artifactURIs) { + boolean read = false; + if (artifactURI.endsWith(".composite")) { + read = true; + } else { + int s= artifactURI.lastIndexOf("/"); + String fileName = artifactURI.substring(s + 1); + if (artifactProcessors.getProcessor(fileName) != null) { + read = true; + } + } + if (read) { + URL artifactURL = scanner.getArtifactURL(contributionURL, artifactURI); + + // Read each artifact + Object model = artifactProcessor.read(contributionURL, URI.create(artifactURI), artifactURL); + + // In the absence of more info, consider all composites as deployable + if (model instanceof Composite) { + contribution.getDeployables().add((Composite)model); + } + } + } + } + + // Add default contribution import and export + DefaultImport defaultImport = contributionFactory.createDefaultImport(); + defaultImport.setModelResolver(new DefaultModelResolver()); + contribution.getImports().add(defaultImport); + DefaultExport defaultExport = contributionFactory.createDefaultExport(); + contribution.getExports().add(defaultExport); + } + + return contribution; + } + + public void resolve(Contribution contribution, ModelResolver resolver) throws ContributionResolveException { + + // Mark the contribution model resolved + ModelResolver contributionResolver = contribution.getModelResolver(); + contribution.setUnresolved(false); + contributionResolver.addModel(contribution); + + // Resolve imports and exports + for (Export export: contribution.getExports()) { + if (export instanceof DefaultExport) { + + // Initialize the default export's resolver + export.setModelResolver(contributionResolver); + + } else { + extensionProcessor.resolve(export, contributionResolver); + } + } + for (Import import_: contribution.getImports()) { + extensionProcessor.resolve(import_, contributionResolver); + } + + } + + /** + * FIXME Temporary hack for testing the ClassLoaderModelResolver. + * + * @param modelResolvers + */ + private static void hackResolvers(ModelResolverExtensionPoint modelResolvers) { + Class<?> resolverClass = modelResolvers.getResolver(ClassReference.class); + if (resolverClass==null || !resolverClass.getName().equals("org.apache.tuscany.sca.contribution.java.impl.ClassLoaderModelResolver")) { + try { + Class<?> loaderResolverClass = Class.forName("org.apache.tuscany.sca.contribution.java.impl.ClassLoaderModelResolver", true, ContributionContentProcessor.class.getClassLoader()); + modelResolvers.addResolver(ClassReference.class, (Class<? extends ModelResolver>)loaderResolverClass); + } catch (ClassNotFoundException e) { + } + } + } +} |