From 38f008a47e7f76d39938264babf2da3508a1903a Mon Sep 17 00:00:00 2001 From: slaws Date: Fri, 24 Jul 2009 17:43:46 +0000 Subject: TUSCANY-3174 - add a simple WorkspaceManager to allow contributions to be processed in the context of the workspace. git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@797576 13f79535-47bb-0310-9956-ffa450edef68 --- .../manager/impl/WorkspaceManagerFactoryImpl.java | 40 +++++ .../manager/impl/WorkspaceManagerImpl.java | 179 +++++++++++++++++++++ 2 files changed, 219 insertions(+) create mode 100644 branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerFactoryImpl.java create mode 100644 branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerImpl.java (limited to 'branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace') diff --git a/branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerFactoryImpl.java b/branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerFactoryImpl.java new file mode 100644 index 0000000000..854069bf0e --- /dev/null +++ b/branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerFactoryImpl.java @@ -0,0 +1,40 @@ +/* + * 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.manager.impl; + +import org.apache.tuscany.sca.workspace.manager.WorkspaceManager; +import org.apache.tuscany.sca.workspace.manager.WorkspaceManagerFactory; +import org.osoa.sca.ServiceRuntimeException; + + +/** + * A factory for creating workspace managers. A workspace manager has an instance + * of the Tuscany runtime and creates workspaces for collecting and processing + * contributions + */ +public class WorkspaceManagerFactoryImpl extends WorkspaceManagerFactory { + + public WorkspaceManagerFactoryImpl() { + } + + public WorkspaceManager createWorkspaceManager(){ + return new WorkspaceManagerImpl(); + } +} diff --git a/branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerImpl.java b/branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerImpl.java new file mode 100644 index 0000000000..97f1f472f1 --- /dev/null +++ b/branches/sca-java-1.x/modules/workspace-impl/src/main/java/org/apache/tuscany/sca/workspace/manager/impl/WorkspaceManagerImpl.java @@ -0,0 +1,179 @@ +/* + * 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.manager.impl; + +import java.io.File; +import java.net.URI; +import java.util.HashSet; +import java.util.List; +import java.util.Set; + +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.contribution.resolver.ExtensibleModelResolver; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.UtilityExtensionPoint; +import org.apache.tuscany.sca.host.embedded.impl.ReallySmallRuntime; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.MonitorFactory; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; +import org.apache.tuscany.sca.workspace.ContributionConfiguration; +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; +import org.apache.tuscany.sca.workspace.manager.WorkspaceManager; +import org.osoa.sca.ServiceRuntimeException; + +/** + * An SPI for firing up the Tuscany runtime and for providing + * access to the ExtensionPointRegsitry. With a reference to the + * registry you can add new extension points and then start the + * runtime. Once started you can create worksapces and use them + * to read and resolve SCA contributions in the same way that + * Tuscany does internally. + */ +public class WorkspaceManagerImpl implements WorkspaceManager { + + private ReallySmallRuntime runtime; + + private ModelFactoryExtensionPoint modelFactories; + private URLArtifactProcessorExtensionPoint artifactProcessorExtensions; + private UtilityExtensionPoint utilities; + + private WorkspaceFactory workspaceFactory; + private URLArtifactProcessor contributionProcessor; + private ContributionDependencyBuilder contributionDependencyBuilder; + private MonitorFactory monitorFactory; + private Monitor monitor; + + public WorkspaceManagerImpl(){ + try { + runtime = new ReallySmallRuntime(Thread.currentThread().getContextClassLoader()); + + ExtensionPointRegistry registry = getRegistry(); + + modelFactories = registry.getExtensionPoint(ModelFactoryExtensionPoint.class); + artifactProcessorExtensions = registry.getExtensionPoint(URLArtifactProcessorExtensionPoint.class); + utilities = registry.getExtensionPoint(UtilityExtensionPoint.class); + + workspaceFactory = modelFactories.getFactory(WorkspaceFactory.class); + contributionProcessor = artifactProcessorExtensions.getProcessor(Contribution.class); + monitorFactory = utilities.getUtility(MonitorFactory.class); + monitor = monitorFactory.createMonitor(); + + contributionDependencyBuilder = new ContributionDependencyBuilderImpl(monitor); + + } catch(Exception ex) { + throw new ServiceRuntimeException(ex); + } + } + + public ExtensionPointRegistry getRegistry(){ + return runtime.getExtensionPointRegistry(); + } + + public void start(){ + try { + runtime.start(); + } catch(Exception ex) { + throw new ServiceRuntimeException(ex); + } + } + + public void stop(){ + try { + runtime.stop(); + } catch(Exception ex) { + throw new ServiceRuntimeException(ex); + } + } + + public Workspace createWorkspace(){ + Workspace workspace = workspaceFactory.createWorkspace(); + + workspace.setModelResolver(new ExtensibleModelResolver(workspace, getRegistry())); + + return workspace; + } + + public Contribution addContributionToWorkspace(Workspace workspace, Contribution contribution){ + try { + Contribution returnContribution = contributionProcessor.read(null, + URI.create(contribution.getURI()), + new File(contribution.getLocation()).toURI().toURL()); + + workspace.getContributions().add(returnContribution); + + analyzeProblems(); + + return returnContribution; + + } catch (Exception ex) { + throw new ServiceRuntimeException(ex); + } + } + + public void resolveWorkspace(Workspace workspace){ + try { + // some algorithm to resolve contributions given their dependencies + // need to look at the one from 2.x as this one expects contributions + // presented in the right order + Set resolved = new HashSet(); + for (Contribution contribution: workspace.getContributions()) { + List dependencies = contributionDependencyBuilder.buildContributionDependencies(contribution, workspace); + + // Resolve contributions + for (Contribution dependency: dependencies) { + if (!resolved.contains(dependency)) { + resolved.add(dependency); + contributionProcessor.resolve(contribution, workspace.getModelResolver()); + } + } + } + + analyzeProblems(); + + } catch (Exception ex) { + throw new ServiceRuntimeException(ex); + } + } + + public void removeContributionFromWorkspace(Workspace workspace, Contribution contribution){ + workspace.getContributions().remove(contribution); + } + + private void analyzeProblems() throws Exception { + + for (Problem problem : monitor.getProblems()) { + if ((problem.getSeverity() == Severity.ERROR) && (!problem.getMessageId().equals("SchemaError"))) { + if (problem.getCause() != null) { + throw problem.getCause(); + } else { + throw new ServiceRuntimeException(problem.toString()); + } + } + } + } + +} -- cgit v1.2.3