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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.tools.inspector;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamWriter;
import org.apache.tuscany.sca.assembly.Composite;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.core.FactoryExtensionPoint;
import org.apache.tuscany.sca.node.Node;
import org.apache.tuscany.sca.node.impl.NodeImpl;
/**
* Prints out the composite XML.
*/
public class AssemblyInspector {
public String assemblyAsString(Node node) {
StringBuffer assemblyString = new StringBuffer();
// get at the node internals
Composite composite = ((NodeImpl)node).getComposite();
ExtensionPointRegistry registry = ((NodeImpl)node).getExtensionPointRegistry();
// Get the output factory
FactoryExtensionPoint modelFactories = registry.getExtensionPoint(FactoryExtensionPoint.class);
XMLOutputFactory outputFactory = modelFactories.getFactory(XMLOutputFactory.class);
StAXArtifactProcessorExtensionPoint staxProcessors = registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
StAXArtifactProcessor<Composite> compositeProcessor = (StAXArtifactProcessor<Composite>)staxProcessors.getProcessor(Composite.class);
// Write the composite
try {
XMLStreamWriter writer = outputFactory.createXMLStreamWriter(System.out);
compositeProcessor.write(composite, writer);
} catch (Exception e) {
assemblyString.append(e.toString());
}
return assemblyString.toString();
}
}
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