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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.spi.implementation.impl;
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.assembly.ComponentType;
import org.apache.tuscany.assembly.Implementation;
import org.apache.tuscany.assembly.Property;
import org.apache.tuscany.assembly.Reference;
import org.apache.tuscany.assembly.Service;
import org.apache.tuscany.assembly.impl.DefaultAssemblyFactory;
import org.apache.tuscany.contribution.processor.StAXArtifactProcessorExtension;
import org.apache.tuscany.contribution.resolver.ArtifactResolver;
import org.apache.tuscany.contribution.service.ContributionReadException;
import org.apache.tuscany.contribution.service.ContributionResolveException;
import org.apache.tuscany.contribution.service.ContributionWireException;
import org.apache.tuscany.contribution.service.ContributionWriteException;
import org.apache.tuscany.spi.implementation.ImplementationActivator;
public class ImplementationArtifactProcessor implements StAXArtifactProcessorExtension {
private ImplementationActivator ia;
public ImplementationArtifactProcessor(ImplementationActivator ia) {
this.ia = ia;
}
public QName getArtifactType() {
return ia.getModelQName();
}
public Object read(XMLStreamReader reader) throws ContributionReadException {
// Read an <implementation.crud> element
try {
Implementation implementation = (Implementation)ia.getImplementationClass().newInstance();
ia.getSCDLProcessor().read(implementation, reader);
// Skip to end element
while (reader.hasNext()) {
if (reader.next() == END_ELEMENT && ia.getModelQName().equals(reader.getName())) {
break;
}
}
return implementation;
} catch (XMLStreamException e) {
throw new ContributionReadException(e);
} catch (InstantiationException e) {
throw new ContributionReadException(e);
} catch (IllegalAccessException e) {
throw new ContributionReadException(e);
}
}
public void write(Object arg0, XMLStreamWriter arg1) throws ContributionWriteException {
}
public Class getModelType() {
return ia.getImplementationClass();
}
public void resolve(Object arg0, ArtifactResolver resolver) throws ContributionResolveException {
ClassLoader cl = Thread.currentThread().getContextClassLoader();
Implementation impl = (Implementation)arg0;
String scriptURI = cl.getResource(((Implementation)arg0).getURI()).toString();
int lastDot = scriptURI.lastIndexOf('.');
String ctURI = scriptURI.substring(0, lastDot) + ".componentType";
ComponentType componentType = new DefaultAssemblyFactory().createComponentType();
componentType.setUnresolved(true);
componentType.setURI(ctURI);
componentType = resolver.resolve(ComponentType.class, componentType);
if (componentType.isUnresolved()) {
throw new ContributionResolveException("missing .componentType side file");
}
for (Reference reference : componentType.getReferences()) {
impl.getReferences().add(reference);
}
for (Service service : componentType.getServices()) {
impl.getServices().add(service);
}
for (Property property : componentType.getProperties()) {
impl.getProperties().add(property);
}
}
public void wire(Object arg0) throws ContributionWireException {
}
}
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