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author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:07:37 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:07:37 +0000 |
commit | 9f395ebf3ec27f89c8dc63137bc99c8d6b0cff6d (patch) | |
tree | 34231d72966aa918e80eea15602b6870d8b21641 /sca-java-1.x/branches/sca-java-1.2/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java | |
parent | 07b7dfd1a70ba222b899d9813f8c449dbf3b785f (diff) |
Moving 1.x branches
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835125 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/branches/sca-java-1.2/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java')
-rw-r--r-- | sca-java-1.x/branches/sca-java-1.2/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java b/sca-java-1.x/branches/sca-java-1.2/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java new file mode 100644 index 0000000000..ab3240b9a9 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java @@ -0,0 +1,171 @@ +/* + * 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.assembly.xml; + +import java.io.ByteArrayInputStream; +import java.io.IOException; +import java.io.InputStream; +import java.net.URI; +import java.net.URL; +import java.net.URLConnection; +import java.util.Collection; +import java.util.Hashtable; +import java.util.List; +import java.util.Map; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; + +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +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.policy.PolicySet; +import org.apache.tuscany.sca.policy.util.PolicyComputationUtils; + +/** + * A composite processor. + * + * @version $Rev$ $Date$ + */ +public class CompositeDocumentProcessor extends BaseAssemblyProcessor implements URLArtifactProcessor<Composite> { + private XMLInputFactory inputFactory; + private List scaDefnSink; + private Collection<PolicySet> domainPolicySets = null; + + /** + * Construct a new composite processor + * @param assemblyFactory + * @param policyFactory + * @param staxProcessor + */ + public CompositeDocumentProcessor(StAXArtifactProcessor staxProcessor, XMLInputFactory inputFactory, List scaDefnsSink) { + super(null, null, staxProcessor); + this.inputFactory = inputFactory; + this.scaDefnSink = scaDefnsSink; + } + + public Composite read(URL contributionURL, URI uri, URL url) throws ContributionReadException { + InputStream scdlStream = null; + try { + if (scaDefnSink != null ) { + fillDomainPolicySets(scaDefnSink); + } + + + byte[] transformedArtifactContent = null; + try { + if ( domainPolicySets != null ) { + transformedArtifactContent = + PolicyComputationUtils.addApplicablePolicySets(url, domainPolicySets); + scdlStream = new ByteArrayInputStream(transformedArtifactContent); + } else { + URLConnection connection = url.openConnection(); + connection.setUseCaches(false); + scdlStream = connection.getInputStream(); + } + } catch ( Exception e ) { + throw new ContributionReadException(e); + } + + XMLStreamReader reader = inputFactory.createXMLStreamReader(scdlStream); + + reader.nextTag(); + + // Read the composite model + Composite composite = (Composite)extensionProcessor.read(reader); + if (composite != null) { + composite.setURI(uri.toString()); + } + + // For debugging purposes, write it back to XML +// if (composite != null) { +// try { +// ByteArrayOutputStream bos = new ByteArrayOutputStream(); +// XMLOutputFactory outputFactory = XMLOutputFactory.newInstance(); +// outputFactory.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES, Boolean.TRUE); +// extensionProcessor.write(composite, outputFactory.createXMLStreamWriter(bos)); +// Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(new ByteArrayInputStream(bos.toByteArray())); +// OutputFormat format = new OutputFormat(); +// format.setIndenting(true); +// format.setIndent(2); +// XMLSerializer serializer = new XMLSerializer(System.out, format); +// serializer.serialize(document); +// } catch (Exception e) { +// e.printStackTrace(); +// } +// } + + return composite; + + } catch (XMLStreamException e) { + throw new ContributionReadException(e); + } finally { + try { + if (scdlStream != null) { + scdlStream.close(); + scdlStream = null; + } + } catch (IOException ioe) { + //ignore + } + } + } + + public void resolve(Composite composite, ModelResolver resolver) throws ContributionResolveException { + extensionProcessor.resolve(composite, resolver); + } + + public String getArtifactType() { + return ".composite"; + } + + public Class<Composite> getModelType() { + return Composite.class; + } + + private void fillDomainPolicySets(List scaDefnsSink) { + Map<QName, PolicySet> domainPolicySetMap = null; + if ( !scaDefnsSink.isEmpty() ) { + domainPolicySetMap = new Hashtable<QName, PolicySet>(); + + if ( domainPolicySets != null ) { + for ( PolicySet policySet : domainPolicySets ) { + domainPolicySetMap.put(policySet.getName(), policySet); + } + } + + for ( Object object : scaDefnsSink ) { + if ( object instanceof SCADefinitions ) { + for ( PolicySet policySet : ((SCADefinitions)object).getPolicySets() ) { + domainPolicySetMap.put( policySet.getName(), policySet); + } + } + } + domainPolicySets = domainPolicySetMap.values(); + scaDefnsSink.clear(); + } + } +} |