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+/*
+ * 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 manager;
+
+import java.io.File;
+import java.net.URI;
+import java.net.URL;
+
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.MonitorFactory;
+import org.apache.tuscany.sca.workspace.Workspace;
+import org.apache.tuscany.sca.workspace.WorkspaceFactory;
+import org.apache.tuscany.sca.workspace.builder.ContributionDependencyBuilder;
+import org.apache.tuscany.sca.workspace.builder.impl.ContributionDependencyBuilderImpl;
+
+/**
+ * Sample ListDependencies task.
+ *
+ * This sample shows how to use a subset of Tuscany to read contribution
+ * metadata, analyze and resolve contribution dependencies given a set of
+ * available contributions.
+ *
+ * The sample reads the SCA metadata for two sample contributions then
+ * prints their dependencies.
+ *
+ * @version $Rev$ $Date$
+ */
+public class ListDependencies {
+
+ private static URLArtifactProcessor<Contribution> contributionProcessor;
+ private static WorkspaceFactory workspaceFactory;
+ private static ContributionDependencyBuilder contributionDependencyBuilder;
+
+ private static void init() throws Exception {
+
+ // Create extension point registry
+ ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+
+ // Get contribution, workspace and assembly model factories
+ ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
+ workspaceFactory = modelFactories.getFactory(WorkspaceFactory.class);
+
+ // Create contribution info processor
+ URLArtifactProcessorExtensionPoint docProcessorExtensions = extensionPoints.getExtensionPoint(URLArtifactProcessorExtensionPoint.class);
+ contributionProcessor = docProcessorExtensions.getProcessor(Contribution.class);
+
+ // Create a monitor
+ UtilityExtensionPoint services = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class);
+ MonitorFactory monitorFactory = services.getUtility(MonitorFactory.class);
+ Monitor monitor = monitorFactory.createMonitor();
+
+ // Create a contribution dependency builder
+ contributionDependencyBuilder = new ContributionDependencyBuilderImpl(monitor);
+ }
+
+
+ public static void main(String[] args) throws Exception {
+ init();
+
+ // Create workspace model
+ Workspace workspace = workspaceFactory.createWorkspace();
+
+ // Read the contribution info for the sample contribution
+ URI storeURI = URI.create("store");
+ URL storeURL = new File("./target/sample-domain-management-store.jar").toURI().toURL();
+ Contribution storeContribution = (Contribution)contributionProcessor.read(null, storeURI, storeURL);
+ workspace.getContributions().add(storeContribution);
+
+ // Read the contribution info for the assets contribution
+ URI assetsURI = URI.create("assets");
+ URL assetsURL = new File("./target/sample-domain-management-assets.jar").toURI().toURL();
+ Contribution assetsContribution = contributionProcessor.read(null, assetsURI, assetsURL);
+ workspace.getContributions().add(assetsContribution);
+
+ // List the contribution dependencies of each contribution
+ for (Contribution contribution: workspace.getContributions()) {
+ System.out.println("Contribution: " + contribution.getURI());
+ for (Contribution dependency: contributionDependencyBuilder.buildContributionDependencies(contribution, workspace)) {
+ System.out.println(" dependency: " + dependency.getURI());
+ }
+ }
+ }
+
+}