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author | slaws <slaws@13f79535-47bb-0310-9956-ffa450edef68> | 2008-10-12 12:25:49 +0000 |
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committer | slaws <slaws@13f79535-47bb-0310-9956-ffa450edef68> | 2008-10-12 12:25:49 +0000 |
commit | cbd96cbf252e7e6989aba9a46a556573aa533606 (patch) | |
tree | f72427e19b2c680ee20fff0b3a499e82219f713f /branches/sca-java-1.3.3/modules/contribution-namespace/src/main/java/org/apache/tuscany/sca/contribution/namespace/impl/NamespaceImportProcessor.java | |
parent | fb886109649dcf5e0843f447642cde6eccb49253 (diff) |
Branch for 1.3.3
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@703809 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'branches/sca-java-1.3.3/modules/contribution-namespace/src/main/java/org/apache/tuscany/sca/contribution/namespace/impl/NamespaceImportProcessor.java')
-rw-r--r-- | branches/sca-java-1.3.3/modules/contribution-namespace/src/main/java/org/apache/tuscany/sca/contribution/namespace/impl/NamespaceImportProcessor.java | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/branches/sca-java-1.3.3/modules/contribution-namespace/src/main/java/org/apache/tuscany/sca/contribution/namespace/impl/NamespaceImportProcessor.java b/branches/sca-java-1.3.3/modules/contribution-namespace/src/main/java/org/apache/tuscany/sca/contribution/namespace/impl/NamespaceImportProcessor.java new file mode 100644 index 0000000000..829e5fa43f --- /dev/null +++ b/branches/sca-java-1.3.3/modules/contribution-namespace/src/main/java/org/apache/tuscany/sca/contribution/namespace/impl/NamespaceImportProcessor.java @@ -0,0 +1,148 @@ +/* + * 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.contribution.namespace.impl; + +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.builder.impl.ProblemImpl; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.namespace.NamespaceImport; +import org.apache.tuscany.sca.contribution.namespace.NamespaceImportExportFactory; +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.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; + +/** + * Artifact processor for Namespace import + * + * @version $Rev$ $Date$ + */ +public class NamespaceImportProcessor implements StAXArtifactProcessor<NamespaceImport> { + private static final String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0"; + + private static final QName IMPORT = new QName(SCA10_NS, "import"); + + private static final String NAMESPACE = "namespace"; + private static final String LOCATION = "location"; + + private final NamespaceImportExportFactory factory; + private final Monitor monitor; + + public NamespaceImportProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + this.factory = modelFactories.getFactory(NamespaceImportExportFactory.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(), "contribution-namespace-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + public QName getArtifactType() { + return IMPORT; + } + + public Class<NamespaceImport> getModelType() { + return NamespaceImport.class; + } + + /** + * Process <import namespace="" location=""/> + */ + public NamespaceImport read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + NamespaceImport namespaceImport = this.factory.createNamespaceImport(); + QName element; + + while (reader.hasNext()) { + int event = reader.getEventType(); + switch (event) { + case START_ELEMENT: + element = reader.getName(); + + // Read <import> + if (IMPORT.equals(element)) { + String ns = reader.getAttributeValue(null, NAMESPACE); + if (ns == null) { + error("AttributeNameSpaceMissing", reader); + //throw new ContributionReadException("Attribute 'namespace' is missing"); + } else + namespaceImport.setNamespace(ns); + + String location = reader.getAttributeValue(null, LOCATION); + if (location != null) { + namespaceImport.setLocation(location); + } + } + break; + case XMLStreamConstants.END_ELEMENT: + if (IMPORT.equals(reader.getName())) { + return namespaceImport; + } + break; + } + + // Read the next element + if (reader.hasNext()) { + reader.next(); + } + } + + return namespaceImport; + } + + public void write(NamespaceImport namespaceImport, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + + // Write <import> + writer.writeStartElement(IMPORT.getNamespaceURI(), IMPORT.getLocalPart()); + + if (namespaceImport.getNamespace() != null) { + writer.writeAttribute(NAMESPACE, namespaceImport.getNamespace()); + } + if (namespaceImport.getLocation() != null) { + writer.writeAttribute(LOCATION, namespaceImport.getLocation()); + } + + writer.writeEndElement(); + } + + + public void resolve(NamespaceImport model, ModelResolver resolver) throws ContributionResolveException { + } +} |