From 132aa8a77685ec92bc90c03f987650d275a7b639 Mon Sep 17 00:00:00 2001 From: lresende Date: Mon, 30 Sep 2013 06:59:11 +0000 Subject: 2.0.1 RC1 release tag git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1527464 13f79535-47bb-0310-9956-ffa450edef68 --- .../xml/ContributionMetadataDocumentProcessor.java | 127 +++++++++++++++++++++ 1 file changed, 127 insertions(+) create mode 100644 sca-java-2.x/tags/2.0.1-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java') diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java b/sca-java-2.x/tags/2.0.1-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java new file mode 100644 index 0000000000..30220901a0 --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java @@ -0,0 +1,127 @@ +/* + * 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 javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; + +import org.apache.tuscany.sca.common.java.io.IOHelper; +import org.apache.tuscany.sca.contribution.ContributionMetadata; +import org.apache.tuscany.sca.contribution.processor.ContributionReadException; +import org.apache.tuscany.sca.contribution.processor.ContributionResolveException; +import org.apache.tuscany.sca.contribution.processor.ProcessorContext; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.ValidatingXMLInputFactory; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +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{ + private final StAXArtifactProcessor staxProcessor; + private final XMLInputFactory inputFactory; + + public ContributionMetadataDocumentProcessor(XMLInputFactory inputFactory, + StAXArtifactProcessor staxProcessor) { + this.inputFactory = inputFactory; + this.staxProcessor = staxProcessor; + } + + public ContributionMetadataDocumentProcessor(FactoryExtensionPoint modelFactories, + StAXArtifactProcessor staxProcessor) { + this.inputFactory = modelFactories.getFactory(ValidatingXMLInputFactory.class); + this.staxProcessor = staxProcessor; + } + + public String getArtifactType() { + return "/META-INF/sca-contribution.xml"; + } + + public Class getModelType() { + return ContributionMetadata.class; + } + + public ContributionMetadata read(URL contributionURL, URI uri, URL url, ProcessorContext context) throws ContributionReadException { + InputStream urlStream = null; + try { + + // Create a stream reader + urlStream = IOHelper.openStream(url); + XMLStreamReader reader = inputFactory.createXMLStreamReader(url.toString(), urlStream); + ValidatingXMLInputFactory.setMonitor(reader, context.getMonitor()); + + reader.nextTag(); + + // Read the contribution model + ContributionMetadata contribution = (ContributionMetadata)staxProcessor.read(reader, context); + + return contribution; + + } catch (XMLStreamException e) { + ContributionReadException ex = new ContributionReadException(e); + error(context.getMonitor(), "XMLStreamException", inputFactory, ex); + throw ex; + } catch (IOException e) { + ContributionReadException ex = new ContributionReadException(e); + error(context.getMonitor(), "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, ProcessorContext context) throws ContributionResolveException { + staxProcessor.resolve(contribution, resolver, context); + } + + /** + * Report a exception. + * + * @param problems + * @param message + * @param model + */ + private void error(Monitor monitor, String message, Object model, Exception ex) { + if (monitor != null) { + Problem problem = monitor.createProblem(this.getClass().getName(), "contribution-xml-validation-messages", Severity.ERROR, model, message, ex); + monitor.problem(problem); + } + } + +} -- cgit v1.2.3