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author | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2008-09-15 00:26:00 +0000 |
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committer | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2008-09-15 00:26:00 +0000 |
commit | d5f1d093fe6fa491cdec392dca7137639e98d149 (patch) | |
tree | b98c79d8231a2617ee1dce43b1782d30d93686bc /branches/sca-android/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java | |
parent | f4e3e383071b6947d56794d9af5e9e6438aa3235 (diff) |
Pulled a recent revision of trunk into the sca-android branch, to apply the android patches from JIRA TUSCANY-2440 to it.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@695318 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'branches/sca-android/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java')
-rw-r--r-- | branches/sca-android/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/branches/sca-android/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java b/branches/sca-android/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java new file mode 100644 index 0000000000..e2e97239e0 --- /dev/null +++ b/branches/sca-android/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java @@ -0,0 +1,131 @@ +/* + * 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.contribution.xml; + +import java.io.IOException; +import java.io.InputStream; +import java.net.URI; +import java.net.URL; +import java.net.URLConnection; + +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; + +import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl; +import org.apache.tuscany.sca.contribution.ContributionMetadata; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +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.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; + +/** + * URLArtifactProcessor that handles sca-contribution.xml files. + * + * @version $Rev$ $Date$ + */ +public class ContributionMetadataDocumentProcessor implements URLArtifactProcessor<ContributionMetadata>{ + private final StAXArtifactProcessor staxProcessor; + private final XMLInputFactory inputFactory; + private final Monitor monitor; + + public ContributionMetadataDocumentProcessor(XMLInputFactory inputFactory, + StAXArtifactProcessor staxProcessor, + Monitor monitor) { + this.inputFactory = inputFactory; + this.staxProcessor = staxProcessor; + this.monitor = monitor; + } + + public ContributionMetadataDocumentProcessor(ModelFactoryExtensionPoint modelFactories, + StAXArtifactProcessor staxProcessor, + Monitor monitor) { + this.inputFactory = modelFactories.getFactory(XMLInputFactory.class); + this.staxProcessor = staxProcessor; + this.monitor = monitor; + } + + /** + * Report a exception. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Exception ex) { + if (monitor != null) { + Problem problem = new ProblemImpl(this.getClass().getName(), "contribution-xml-validation-messages", Severity.ERROR, model, message, ex); + monitor.problem(problem); + } + } + + public String getArtifactType() { + return "sca-contribution.xml"; + } + + public Class<ContributionMetadata> getModelType() { + return ContributionMetadata.class; + } + + public ContributionMetadata read(URL contributionURL, URI uri, URL url) throws ContributionReadException { + InputStream urlStream = null; + try { + + // Create a stream reader + URLConnection connection = url.openConnection(); + connection.setUseCaches(false); + urlStream = connection.getInputStream(); + XMLStreamReader reader = inputFactory.createXMLStreamReader(url.toString(), urlStream); + reader.nextTag(); + + // Read the contribution model + ContributionMetadata contribution = (ContributionMetadata)staxProcessor.read(reader); + + return contribution; + + } catch (XMLStreamException e) { + ContributionReadException ex = new ContributionReadException(e); + error("XMLStreamException", inputFactory, ex); + throw ex; + } catch (IOException e) { + ContributionReadException ex = new ContributionReadException(e); + error("IOException", inputFactory, ex); + throw ex; + } finally { + try { + if (urlStream != null) { + urlStream.close(); + urlStream = null; + } + } catch (IOException ioe) { + //ignore + } + } + } + + public void resolve(ContributionMetadata contribution, ModelResolver resolver) throws ContributionResolveException { + staxProcessor.resolve(contribution, resolver); + } + +} |