diff options
author | rsivaram <rsivaram@13f79535-47bb-0310-9956-ffa450edef68> | 2008-10-16 13:50:40 +0000 |
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committer | rsivaram <rsivaram@13f79535-47bb-0310-9956-ffa450edef68> | 2008-10-16 13:50:40 +0000 |
commit | fdaae3ffaa2f06063d0afe27b38aa05af398835f (patch) | |
tree | 47e4ec4bafafbef9e792cdda37330bbc46ccf99c /sandbox/event/modules/implementation-das/src/main/java/org/apache/tuscany/sca/implementation/das/DASImplementationProcessor.java | |
parent | 99a63d6cbed9e5ec00f6ac414a6d2ed3baabef12 (diff) |
Event prototype: subset modules and change version to 1.4-EVENT-SNAPSHOT
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@705244 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sandbox/event/modules/implementation-das/src/main/java/org/apache/tuscany/sca/implementation/das/DASImplementationProcessor.java')
-rw-r--r-- | sandbox/event/modules/implementation-das/src/main/java/org/apache/tuscany/sca/implementation/das/DASImplementationProcessor.java | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/sandbox/event/modules/implementation-das/src/main/java/org/apache/tuscany/sca/implementation/das/DASImplementationProcessor.java b/sandbox/event/modules/implementation-das/src/main/java/org/apache/tuscany/sca/implementation/das/DASImplementationProcessor.java deleted file mode 100644 index 0e90c90082..0000000000 --- a/sandbox/event/modules/implementation-das/src/main/java/org/apache/tuscany/sca/implementation/das/DASImplementationProcessor.java +++ /dev/null @@ -1,271 +0,0 @@ -/* - * 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.implementation.das; - -import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; - -import java.util.HashMap; -import java.util.Map; - -import javax.xml.namespace.QName; -import javax.xml.stream.XMLStreamConstants; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; -import javax.xml.stream.XMLStreamWriter; - -import org.apache.tuscany.sca.assembly.AssemblyFactory; -import org.apache.tuscany.sca.assembly.ComponentType; -import org.apache.tuscany.sca.assembly.Property; -import org.apache.tuscany.sca.assembly.Service; -import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl; -import org.apache.tuscany.sca.assembly.xml.Constants; -import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; -import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; -import org.apache.tuscany.sca.contribution.resolver.ModelResolver; -import org.apache.tuscany.sca.contribution.service.ContributionReadException; -import org.apache.tuscany.sca.contribution.service.ContributionResolveException; -import org.apache.tuscany.sca.contribution.service.ContributionWriteException; -import org.apache.tuscany.sca.data.engine.ConnectionInfoArtifactProcessor; -import org.apache.tuscany.sca.data.engine.config.ConnectionInfo; -import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; -import org.apache.tuscany.sca.monitor.Monitor; -import org.apache.tuscany.sca.monitor.Problem; -import org.apache.tuscany.sca.monitor.Problem.Severity; - - -/** - * Implements a StAX artifact processor for DAS implementations. - * - * The artifact processor is responsible for processing <implementation.das> - * elements in SCA assembly XML composite files and populating the DAS - * implementation model, resolving its references to other artifacts in the SCA - * contribution, and optionally write the model back to SCA assembly XML. - * - * @version $Rev$ $Date$ - */ -public class DASImplementationProcessor implements StAXArtifactProcessor<DASImplementation> { - private static final QName IMPLEMENTATION_DAS = new QName(Constants.SCA10_TUSCANY_NS, "implementation.das"); - - private DASImplementationFactory dasFactory; - - private final AssemblyFactory assemblyFactory; - private final JavaInterfaceFactory javaFactory; - private Monitor monitor; - private StAXArtifactProcessor<ConnectionInfo> connectionInfoProcessor; - - public DASImplementationProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { - assemblyFactory = modelFactories.getFactory(AssemblyFactory.class); - javaFactory = modelFactories.getFactory(JavaInterfaceFactory.class); - this.monitor = monitor; - this.dasFactory = new DefaultDASImplementationFactory(assemblyFactory, javaFactory); - this.connectionInfoProcessor = new ConnectionInfoArtifactProcessor(modelFactories, this.monitor); - } - - public QName getArtifactType() { - // Returns the QName of the XML element processed by this processor - return IMPLEMENTATION_DAS; - } - - public Class<DASImplementation> getModelType() { - // Returns the type of model processed by this processor - return DASImplementation.class; - } - - /** - * Report a error. - * - * @param problems - * @param message - * @param model - */ - private void error(String message, Object model, Object... messageParameters) { - if (monitor != null) { - Problem problem = new ProblemImpl(this.getClass().getName(), "impl-das-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); - monitor.problem(problem); - } - } - - /* - * <component name="CompanyDataComponent"> - * <implementation.das config="/CompanyConfig.xml" dataAccessType="rdb"> - * <connectionInfo> - * <connectionProperties - * driverClass="org.apache.derby.jdbc.EmbeddedDriver" - * databaseURL="jdbc:derby:target/test-classes/dastest; create = true" - * loginTimeout="600000"/> - * </connectionInfo> - * </implementation.data> - * </component> - */ - public DASImplementation read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { - assert IMPLEMENTATION_DAS.equals(reader.getName()); - - // Read an <implementation.das> element - - // Create an initialize the DAS implementation model - DASImplementation implementation = null; - - // Read the das config file attribute. - // This is das configuration side file to use - String config = reader.getAttributeValue(null, "config"); - - // Read the data access type attribute - // This is the type of data store in use (e.g RDB, XML, etc) - String dataAccessType = reader.getAttributeValue(null, "dataAccessType"); - - // Both config and dataAccessType are required attributes, hence validating. - if (config == null || dataAccessType == null) { - if (config == null) - error("ConfigAttributeMissing", reader); - if (dataAccessType == null) - error("DataAccessTypeAttributeMissing", reader); - return implementation; - } - - // Create an initialize the DAS implementation model - implementation = dasFactory.createDASImplementation(); - implementation.setConfig(config); - implementation.setDataAccessType(dataAccessType); - implementation.setUnresolved(true); - - while (true) { - int event = reader.next(); - switch (event) { - - case START_ELEMENT: - if (ConnectionInfoArtifactProcessor.CONNECTION_INFO.equals(reader.getName())) { - - // Read connection info - ConnectionInfo connectionInfo = (ConnectionInfo) connectionInfoProcessor.read(reader); - implementation.setConnectionInfo(connectionInfo); - } - break; - case XMLStreamConstants.END_ELEMENT: - if (IMPLEMENTATION_DAS.equals(reader.getName())) { - return implementation; - } - break; - } - } - } - - public void resolve(DASImplementation impl, ModelResolver resolver) throws ContributionResolveException { - if( impl != null && impl.isUnresolved()) { - //resolve component type - mergeComponentType(resolver, impl); - - //set current implementation resolved - impl.setUnresolved(false); - } - } - - public void write(DASImplementation implementation, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { - - writer.writeStartElement(IMPLEMENTATION_DAS.getNamespaceURI(), IMPLEMENTATION_DAS.getLocalPart()); - - if (implementation.getConfig() != null) { - writer.writeAttribute("config", implementation.getConfig()); - } - if (implementation.getDataAccessType() != null) { - writer.writeAttribute("dataAccessType", implementation.getDataAccessType()); - } - - if (implementation.getConnectionInfo() != null) { - connectionInfoProcessor.write(implementation.getConnectionInfo(), writer); - } - - writer.writeEndElement(); - } - - /** - * Merge the componentType from introspection and external file - * @param resolver - * @param impl - */ - private void mergeComponentType(ModelResolver resolver, DASImplementation impl) { - // FIXME: Need to clarify how to merge - ComponentType componentType = getComponentType(resolver, impl); - if (componentType != null && !componentType.isUnresolved()) { - /* - Map<String, Reference> refMap = new HashMap<String, Reference>(); - for (Reference ref : impl.getReferences()) { - refMap.put(ref.getName(), ref); - } - for (Reference reference : componentType.getReferences()) { - refMap.put(reference.getName(), reference); - } - impl.getReferences().clear(); - impl.getReferences().addAll(refMap.values()); - - // Try to match references by type - Map<String, JavaElementImpl> refMembers = impl.getReferenceMembers(); - for (Reference ref : impl.getReferences()) { - if (ref.getInterfaceContract() != null) { - Interface i = ref.getInterfaceContract().getInterface(); - if (i instanceof JavaInterface) { - Class<?> type = ((JavaInterface)i).getJavaClass(); - if (!refMembers.containsKey(ref.getName())) { - JavaElementImpl e = getMemeber(impl, ref.getName(), type); - if (e != null) { - refMembers.put(ref.getName(), e); - } - } - } - } - }*/ - - Map<String, Service> serviceMap = new HashMap<String, Service>(); - for (Service svc : impl.getServices()) { - if(svc != null) { - serviceMap.put(svc.getName(), svc); - } - } - for (Service service : componentType.getServices()) { - serviceMap.put(service.getName(), service); - } - impl.getServices().clear(); - impl.getServices().addAll(serviceMap.values()); - - Map<String, Property> propMap = new HashMap<String, Property>(); - for (Property prop : impl.getProperties()) { - propMap.put(prop.getName(), prop); - } - } - } - - private String getFileName(String filePath) { - int pos = filePath.lastIndexOf("."); - - return filePath.substring(0, pos); - - } - - private ComponentType getComponentType(ModelResolver resolver, DASImplementation impl) { - String dasConfig = this.getFileName(impl.getConfig()); - String componentTypeURI = dasConfig.replace('.', '/') + ".componentType"; - ComponentType componentType = assemblyFactory.createComponentType(); - componentType.setUnresolved(true); - componentType.setURI(componentTypeURI); - componentType = resolver.resolveModel(ComponentType.class, componentType); - if (!componentType.isUnresolved()) { - return componentType; - } - return null; - } -} |