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author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
commit | a40e527938d76ba71f211da7e327adb50384ba69 (patch) | |
tree | cb8f99f1727122b040a3f0fbb6649292b6a74302 /sca-java-1.x/tags/1.2.1/modules/definitions-xml/src/main/java/org/apache/tuscany/sca/definitions/xml/SCADefinitionsDocumentProcessor.java | |
parent | 968721109881107520d7aefa91d7fcc0519d7739 (diff) |
Moving 1.x tags
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835157 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/tags/1.2.1/modules/definitions-xml/src/main/java/org/apache/tuscany/sca/definitions/xml/SCADefinitionsDocumentProcessor.java')
-rw-r--r-- | sca-java-1.x/tags/1.2.1/modules/definitions-xml/src/main/java/org/apache/tuscany/sca/definitions/xml/SCADefinitionsDocumentProcessor.java | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.2.1/modules/definitions-xml/src/main/java/org/apache/tuscany/sca/definitions/xml/SCADefinitionsDocumentProcessor.java b/sca-java-1.x/tags/1.2.1/modules/definitions-xml/src/main/java/org/apache/tuscany/sca/definitions/xml/SCADefinitionsDocumentProcessor.java new file mode 100644 index 0000000000..049b3d60ef --- /dev/null +++ b/sca-java-1.x/tags/1.2.1/modules/definitions-xml/src/main/java/org/apache/tuscany/sca/definitions/xml/SCADefinitionsDocumentProcessor.java @@ -0,0 +1,165 @@ +/* + * 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 java.net.URLConnection; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamConstants; +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.impl.SCADefinitionsImpl; +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; + private static final String TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.0"; + private static final String DEFINITIONS = "definitions"; + private static final QName tuscanyDefinitions = new QName(TUSCANY_NS,DEFINITIONS); + + /** + * 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 { + URLConnection connection = url.openConnection(); + connection.setUseCaches(false); + urlStream = connection.getInputStream(); + //urlStream = createInputStream(url); + XMLStreamReader reader = inputFactory.createXMLStreamReader(url.toString(), urlStream); + + SCADefinitions scaDefns = new SCADefinitionsImpl(); + QName name = null; + int event; + while ( reader.hasNext() ) { + event = reader.next(); + + if ( event == XMLStreamConstants.START_ELEMENT || + event == XMLStreamConstants.END_ELEMENT ) { + name = reader.getName(); + if ( name.equals(tuscanyDefinitions) ) { + if ( event == XMLStreamConstants.END_ELEMENT ) { + return scaDefns; + } + } else { + SCADefinitions aDefn = (SCADefinitions)extensionProcessor.read(reader); + SCADefinitionsUtil.aggregateSCADefinitions(aDefn, scaDefns); + } + } + } + + 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; + } +} |