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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.definitions.xml;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URI;
+import java.net.URL;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor;
+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.definitions.SCADefinitions;
+import org.apache.tuscany.sca.definitions.SCADefinitionsBuilder;
+import org.apache.tuscany.sca.definitions.SCADefinitionsBuilderImpl;
+import org.apache.tuscany.sca.definitions.util.SCADefinitionsUtil;
+import org.apache.tuscany.sca.policy.DefaultIntentAttachPointTypeFactory;
+import org.apache.tuscany.sca.policy.IntentAttachPointTypeFactory;
+import org.apache.tuscany.sca.policy.PolicyFactory;
+import org.apache.tuscany.sca.policy.xml.BindingTypeProcessor;
+import org.apache.tuscany.sca.policy.xml.ImplementationTypeProcessor;
+import org.apache.tuscany.sca.policy.xml.PolicySetProcessor;
+import org.apache.tuscany.sca.policy.xml.ProfileIntentProcessor;
+import org.apache.tuscany.sca.policy.xml.QualifiedIntentProcessor;
+import org.apache.tuscany.sca.policy.xml.SimpleIntentProcessor;
+
+/**
+ * A SCA Definitions Document processor.
+ *
+ */
+public class SCADefinitionsDocumentProcessor implements URLArtifactProcessor<SCADefinitions> {
+ private StAXArtifactProcessor<Object> extensionProcessor;
+ private SCADefinitionsBuilder definitionsBuilder;
+ private ModelResolver scaDefinitionsResolver;
+ private XMLInputFactory inputFactory;
+
+ /**
+ * Construct a new SCADefinitions processor
+ * @param assemblyFactory
+ * @param policyFactory
+ * @param staxProcessor
+ */
+ public SCADefinitionsDocumentProcessor(StAXArtifactProcessorExtensionPoint staxProcessors,
+ StAXArtifactProcessor<Object> staxProcessor,
+ XMLInputFactory inputFactory,
+ PolicyFactory policyFactory) {
+ this.extensionProcessor = (StAXArtifactProcessor<Object>)staxProcessor;
+ this.inputFactory = inputFactory;
+ definitionsBuilder = new SCADefinitionsBuilderImpl();
+ this.scaDefinitionsResolver = new SCADefinitionsResolver();
+
+ IntentAttachPointTypeFactory intentAttachPointFactory = new DefaultIntentAttachPointTypeFactory();
+
+ SCADefinitionsProcessor scaDefnProcessor = new SCADefinitionsProcessor(policyFactory, extensionProcessor, scaDefinitionsResolver);
+ staxProcessors.addArtifactProcessor(scaDefnProcessor);
+
+ staxProcessors.addArtifactProcessor(new SimpleIntentProcessor(policyFactory, extensionProcessor));
+ staxProcessors.addArtifactProcessor(new ProfileIntentProcessor(policyFactory, extensionProcessor));
+ staxProcessors.addArtifactProcessor(new QualifiedIntentProcessor(policyFactory, extensionProcessor));
+ staxProcessors.addArtifactProcessor(new PolicySetProcessor(policyFactory, extensionProcessor));
+ staxProcessors.addArtifactProcessor(new ImplementationTypeProcessor(policyFactory, intentAttachPointFactory, extensionProcessor));
+ staxProcessors.addArtifactProcessor(new BindingTypeProcessor(policyFactory, intentAttachPointFactory, extensionProcessor));
+ }
+
+
+ public SCADefinitions read(URL contributionURL, URI uri, URL url) throws ContributionReadException {
+ InputStream urlStream = null;
+ try {
+ urlStream = url.openStream();
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(url.toString(), urlStream);
+ reader.nextTag();
+ SCADefinitions scaDefns = (SCADefinitions)extensionProcessor.read(reader);
+
+ return scaDefns;
+ } catch (XMLStreamException e) {
+ throw new ContributionReadException(e);
+ } catch (IOException e) {
+ throw new ContributionReadException(e);
+ } finally {
+
+ try {
+ if (urlStream != null) {
+ urlStream.close();
+ urlStream = null;
+ }
+ } catch (IOException ioe) {
+ //ignore
+ }
+ }
+ }
+
+
+ public void resolve(SCADefinitions scaDefinitions, ModelResolver resolver) throws ContributionResolveException {
+ if ( resolver == null ) {
+ resolver = this.scaDefinitionsResolver;
+ }
+ SCADefinitionsUtil.stripDuplicates(scaDefinitions);
+ extensionProcessor.resolve(scaDefinitions, resolver);
+ }
+
+ public String getArtifactType() {
+ return "definitions.xml";
+ }
+
+ public Class<SCADefinitions> getModelType() {
+ return SCADefinitions.class;
+ }
+
+ public ModelResolver getSCADefinitionsResolver() {
+ return scaDefinitionsResolver;
+ }
+
+ public void setDomainModelResolver(ModelResolver scaDefnsModelResolver) {
+ this.scaDefinitionsResolver = scaDefnsModelResolver;
+ }
+}