diff options
Diffstat (limited to 'sca-java-1.x/tags/1.2/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionContentProcessor.java')
-rw-r--r-- | sca-java-1.x/tags/1.2/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionContentProcessor.java | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.2/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionContentProcessor.java b/sca-java-1.x/tags/1.2/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionContentProcessor.java new file mode 100644 index 0000000000..3e715e83a8 --- /dev/null +++ b/sca-java-1.x/tags/1.2/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/processor/impl/ContributionContentProcessor.java @@ -0,0 +1,151 @@ +/* + * 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.net.URI; +import java.net.URL; +import java.util.ArrayList; +import java.util.List; + +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.contribution.Artifact; +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.ContributionFactory; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor; +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.workspace.scanner.impl.DirectoryContributionScanner; +import org.apache.tuscany.sca.workspace.scanner.impl.JarContributionScanner; + +/** + * URLArtifactProcessor that handles contribution files and the artifacts they contain + * and returns a contribution model. + * + * @version $Rev$ $Date$ + */ +public class ContributionContentProcessor implements URLArtifactProcessor<Contribution>{ + private ContributionFactory contributionFactory; + private ModelResolverExtensionPoint modelResolvers; + private ModelFactoryExtensionPoint modelFactories; + private URLArtifactProcessor<Object> artifactProcessor; + + public ContributionContentProcessor(ModelFactoryExtensionPoint modelFactories, ModelResolverExtensionPoint modelResolvers, URLArtifactProcessor<Object> artifactProcessor) { + this.modelFactories = modelFactories; + this.modelResolvers = modelResolvers; + this.artifactProcessor = artifactProcessor; + this.contributionFactory = modelFactories.getFactory(ContributionFactory.class); + } + + public String getArtifactType() { + return null; + } + + public Class<Contribution> getModelType() { + return Contribution.class; + } + + 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(); + } + + // Scan the contribution and list the artifacts contained in it + List<Artifact> artifacts = contribution.getArtifacts(); + boolean contributionMetadata = false; + for (String artifactURI: scanner.getArtifacts(contributionURL)) { + URL artifactURL = scanner.getArtifactURL(contributionURL, artifactURI); + + // Add the deployed artifact model to the contribution + Artifact artifact = this.contributionFactory.createArtifact(); + artifact.setURI(artifactURI); + artifact.setLocation(artifactURL.toString()); + artifacts.add(artifact); + modelResolver.addModel(artifact); + + // Read each artifact + Object model = artifactProcessor.read(contributionURL, URI.create(artifactURI), artifactURL); + if (model != null) { + artifact.setModel(model); + + // Add the loaded model to the model resolver + modelResolver.addModel(model); + + // Merge contribution metadata into the contribution model + if (model instanceof Contribution) { + contributionMetadata = true; + Contribution c = (Contribution)model; + contribution.getImports().addAll(c.getImports()); + contribution.getExports().addAll(c.getExports()); + contribution.getDeployables().addAll(c.getDeployables()); + } + } + } + + // If no sca-contribution.xml file was provided then just consider + // all composites in the contribution as deployables + if (!contributionMetadata) { + for (Artifact artifact: artifacts) { + if (artifact.getModel() instanceof Composite) { + contribution.getDeployables().add((Composite)artifact.getModel()); + } + } + } + + return contribution; + } + + public void resolve(Contribution contribution, ModelResolver resolver) throws ContributionResolveException { + + // Resolve all artifact models + ModelResolver contributionResolver = contribution.getModelResolver(); + for (Artifact artifact : contribution.getArtifacts()) { + Object model = artifact.getModel(); + if (model != null) { + try { + artifactProcessor.resolve(model, contributionResolver); + } catch (Exception e) { + //FIXME this shouldn't happen + } + } + } + + // Resolve the contribution model itself + artifactProcessor.resolve(contribution, contributionResolver); + } + +} |