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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 org.apache.tuscany.sca.databinding.sdo.xml;
import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.databinding.sdo.SDOTypes;
/**
* Loader that handles <import.sdo> elements.
*
* @version $Rev$ $Date$
*/
public class SDOTypesProcessor implements StAXArtifactProcessor<SDOTypes> {
public SDOTypesProcessor(ExtensionPointRegistry registry) {
}
public QName getXMLType() {
return SDOTypes.SDO_TYPES;
}
public SDOTypes read(XMLStreamReader reader,ProcessorContext context) throws ContributionReadException, XMLStreamException {
assert SDOTypes.SDO_TYPES.equals(reader.getName());
// FIXME: How do we associate the application HelperContext with the one
// imported by the composite
SDOTypes sdoTypes = new SDOTypes();
String factoryName = reader.getAttributeValue(null, "factory");
if (factoryName != null) {
sdoTypes.setFactory(factoryName);
}
String location = reader.getAttributeValue(null, "location");
if (location != null) {
sdoTypes.setSchemaLocation(location);
}
String ns = reader.getAttributeValue(null, "namespace");
sdoTypes.setNamespace(ns);
// Skip to end element
while (reader.hasNext()) {
if (reader.next() == END_ELEMENT && SDOTypes.SDO_TYPES.equals(reader.getName())) {
break;
}
}
return sdoTypes;
}
public QName getArtifactType() {
return SDOTypes.SDO_TYPES;
}
public void write(SDOTypes model, XMLStreamWriter writer,ProcessorContext context) throws ContributionWriteException {
try {
writer.writeStartElement(SDOTypes.SDO_TYPES.getNamespaceURI(), SDOTypes.SDO_TYPES.getLocalPart());
if (model.getNamespace() != null) {
writer.writeAttribute("namespace", model.getNamespace());
}
if (model.getSchemaLocation() != null) {
writer.writeAttribute("location", model.getSchemaLocation());
}
if (model.getFactory() != null) {
writer.writeAttribute("factory", model.getFactory());
}
writer.writeEndElement();
} catch (XMLStreamException e) {
throw new ContributionWriteException(e);
}
}
public Class<SDOTypes> getModelType() {
return SDOTypes.class;
}
public void resolve(SDOTypes types, ModelResolver resolver,ProcessorContext context) throws ContributionResolveException {
// Defer the resolution to SDOTypesResolver which aggragates the type registrations into an instance of HelperContext
resolver.addModel(types,context);
}
}
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