diff options
Diffstat (limited to 'sca-java-1.x/tags/1.6/itest/workspace-manager/src/main/java/org/apache/tuscany/sca/imprt/xyz/ExportXYZProcessor.java')
-rw-r--r-- | sca-java-1.x/tags/1.6/itest/workspace-manager/src/main/java/org/apache/tuscany/sca/imprt/xyz/ExportXYZProcessor.java | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6/itest/workspace-manager/src/main/java/org/apache/tuscany/sca/imprt/xyz/ExportXYZProcessor.java b/sca-java-1.x/tags/1.6/itest/workspace-manager/src/main/java/org/apache/tuscany/sca/imprt/xyz/ExportXYZProcessor.java new file mode 100644 index 0000000000..7d4aafa31f --- /dev/null +++ b/sca-java-1.x/tags/1.6/itest/workspace-manager/src/main/java/org/apache/tuscany/sca/imprt/xyz/ExportXYZProcessor.java @@ -0,0 +1,171 @@ +/* + * 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.imprt.xyz; + +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +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.ExtensionFactory; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.namespace.NamespaceExport; +import org.apache.tuscany.sca.contribution.namespace.NamespaceImportExportFactory; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor; +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.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; +import org.apache.tuscany.sca.monitor.impl.ProblemImpl; + + +public class ExportXYZProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<ExportXYZ> { + + private static final String NS = "http://someuri"; + private static final QName EXPORT = new QName(NS, "export.xyz"); + private static final String URI = "uri"; + private static final String AN_ATTRIBUTE = "anAttribute"; + + private final ImportExportXYZFactory factory; + private final Monitor monitor; + private final ExtensionFactory extensionFactory; + + + public ExportXYZProcessor(ModelFactoryExtensionPoint modelFactories, + Monitor monitor) { + this.factory = modelFactories.getFactory(ImportExportXYZFactory.class); + this.extensionFactory = modelFactories.getFactory(ExtensionFactory.class); + this.monitor = monitor; + } + + /** + * Report a warning. + * + * @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(), "export-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + /** + * Report a exception. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Exception ex) { + if (monitor != null) { + Problem problem = new ProblemImpl(this.getClass().getName(), "export-validation-messages", Severity.ERROR, model, message, ex); + monitor.problem(problem); + } + } + + public QName getArtifactType() { + return EXPORT; + } + + public Class<ExportXYZ> getModelType() { + return ExportXYZ.class; + } + + + public ExportXYZ read(XMLStreamReader reader) throws ContributionReadException { + ExportXYZ export = this.factory.createExport(); + QName element = null; + + try { + while (reader.hasNext()) { + int event = reader.getEventType(); + switch (event) { + case START_ELEMENT: + element = reader.getName(); + + // Read <export> + if (EXPORT.equals(element)) { + String ns = reader.getAttributeValue(null, URI); + if (ns == null) { + error("AttributeNameSpaceMissing", reader); + } else { + export.setURI(ns); + } + + String anAttribute = reader.getAttributeValue(null, AN_ATTRIBUTE); + export.setAnAttribute(anAttribute); + } + + break; + case XMLStreamConstants.END_ELEMENT: + if (EXPORT.equals(reader.getName())) { + return export; + } + break; + } + + // Read the next element + if (reader.hasNext()) { + reader.next(); + } + } + } + catch (XMLStreamException e) { + ContributionReadException ex = new ContributionReadException(e); + error("XMLStreamException", reader, ex); + } + + return export; + } + + public void write(ExportXYZ export, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + + // Write <export> + writer.writeStartElement(EXPORT.getNamespaceURI(), EXPORT.getLocalPart()); + + if (export.getURI() != null) { + writer.writeAttribute(URI, export.getURI()); + } + + if (export.getAnAttribute() != null) { + writer.writeAttribute(AN_ATTRIBUTE, export.getAnAttribute()); + } + + writer.writeEndElement(); + } + + public void resolve(ExportXYZ export, ModelResolver resolver) throws ContributionResolveException { + + if (export.getURI() != null) + // Initialize the export's resolver + export.setModelResolver(new ExportXYZModelResolver(resolver)); + } +} |