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-rw-r--r--tags/java/sca/2.0-M3-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXArtifactProcessor.java277
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diff --git a/tags/java/sca/2.0-M3-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXArtifactProcessor.java b/tags/java/sca/2.0-M3-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXArtifactProcessor.java
deleted file mode 100644
index 35793899c0..0000000000
--- a/tags/java/sca/2.0-M3-RC1/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXArtifactProcessor.java
+++ /dev/null
@@ -1,277 +0,0 @@
-/*
- * 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.processor;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-
-import javax.xml.namespace.QName;
-import javax.xml.stream.Location;
-import javax.xml.stream.XMLInputFactory;
-import javax.xml.stream.XMLOutputFactory;
-import javax.xml.stream.XMLStreamConstants;
-import javax.xml.stream.XMLStreamException;
-import javax.xml.stream.XMLStreamReader;
-import javax.xml.stream.XMLStreamWriter;
-
-import org.apache.tuscany.sca.contribution.Constants;
-import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
-import org.apache.tuscany.sca.monitor.Monitor;
-import org.apache.tuscany.sca.monitor.Problem;
-import org.apache.tuscany.sca.monitor.Problem.Severity;
-
-/**
- * Implementation of an extensible StAX artifact processor.
- *
- * Takes a StAXArtifactProcessorExtensionPoint and delegates to the proper
- * StAXArtifactProcessor by element QName
- *
- * @version $Rev$ $Date$
- */
-public class ExtensibleStAXArtifactProcessor implements StAXArtifactProcessor<Object> {
- private static final Logger logger = Logger.getLogger(ExtensibleStAXArtifactProcessor.class.getName());
-
- private static final QName ANY_ELEMENT = new QName(Constants.XMLSCHEMA_NS, "anyElement");
-
- private XMLInputFactory inputFactory;
- private XMLOutputFactory outputFactory;
- private StAXArtifactProcessorExtensionPoint processors;
- private Monitor monitor;
-
- /**
- * Constructs a new ExtensibleStAXArtifactProcessor.
- * @param processors
- * @param inputFactory
- * @param outputFactory
- */
- public ExtensibleStAXArtifactProcessor(StAXArtifactProcessorExtensionPoint processors,
- XMLInputFactory inputFactory,
- XMLOutputFactory outputFactory,
- Monitor monitor) {
- super();
- this.processors = processors;
- this.inputFactory = inputFactory;
- this.outputFactory = outputFactory;
- if (this.outputFactory != null) {
- this.outputFactory.setProperty("javax.xml.stream.isRepairingNamespaces", Boolean.TRUE);
- }
- this.monitor = monitor;
- }
-
- /**
- * Report a warning.
- *
- * @param problems
- * @param message
- * @param model
- */
- private void warning(String message, Object model, Object... messageParameters) {
- if (monitor != null) {
- Problem problem =
- monitor.createProblem(this.getClass().getName(),
- "contribution-validation-messages",
- Severity.WARNING,
- model,
- message,
- (Object[])messageParameters);
- monitor.problem(problem);
- }
- }
-
- /**
- * Report a error.
- *
- * @param problems
- * @param message
- * @param model
- */
- private void error(String message, Object model, Object... messageParameters) {
- if (monitor != null) {
- Problem problem =
- monitor.createProblem(this.getClass().getName(),
- "contribution-validation-messages",
- Severity.ERROR,
- model,
- message,
- (Object[])messageParameters);
- monitor.problem(problem);
- }
- }
-
- /**
- * Report a exception.
- *
- * @param problems
- * @param message
- * @param model
- */
- private void error(String message, Object model, Exception ex) {
- if (monitor != null) {
- Problem problem =
- monitor.createProblem(this.getClass().getName(),
- "contribution-validation-messages",
- Severity.ERROR,
- model,
- message,
- ex);
- monitor.problem(problem);
- }
- }
-
- public Object read(XMLStreamReader source) throws ContributionReadException, XMLStreamException {
-
- // Delegate to the processor associated with the element QName
- int event = source.getEventType();
- if (event == XMLStreamConstants.START_DOCUMENT) {
- source.nextTag();
- }
- QName name = source.getName();
- StAXArtifactProcessor<?> processor = (StAXArtifactProcessor<?>)processors.getProcessor(name);
- if (processor == null) {
- Location location = source.getLocation();
- if (logger.isLoggable(Level.WARNING)) {
- logger.warning("Element " + name + " cannot be processed. (" + location + ")");
- }
- warning("ElementCannotBeProcessed", processors, name, location);
-
- StAXArtifactProcessor anyElementProcessor = processors.getProcessor(ANY_ELEMENT);
- if (anyElementProcessor != null) {
- return anyElementProcessor.read(source);
- } else {
- return null;
- }
- }
- return processor.read(source);
- }
-
- @SuppressWarnings("unchecked")
- public void write(Object model, XMLStreamWriter outputSource) throws ContributionWriteException, XMLStreamException {
-
- // Delegate to the processor associated with the model type
- if (model != null) {
- StAXArtifactProcessor processor = processors.getProcessor(model.getClass());
- if (processor != null) {
- processor.write(model, outputSource);
- } else {
- if (logger.isLoggable(Level.WARNING)) {
- logger.warning("No StAX processor is configured to handle " + model.getClass());
- }
- if (!XMLStreamReader.class.isInstance(model)) {
- warning("NoStaxProcessor", processors, model.getClass());
- }
- StAXArtifactProcessor anyElementProcessor = processors.getProcessor(ANY_ELEMENT);
- if (anyElementProcessor != null) {
- anyElementProcessor.write(model, outputSource);
- }
- }
- }
- }
-
- @SuppressWarnings("unchecked")
- public void resolve(Object model, ModelResolver resolver) throws ContributionResolveException {
-
- // Delegate to the processor associated with the model type
- if (model != null) {
- StAXArtifactProcessor processor = processors.getProcessor(model.getClass());
- if (processor != null) {
- processor.resolve(model, resolver);
- }
- }
- }
-
- /**
- * Read a model from an InputStream.
- * @param is The artifact InputStream
- * @param type Model type
- * @return The model
- * @throws ContributionReadException
- */
- public <M> M read(InputStream is, Class<M> type) throws ContributionReadException {
- try {
- XMLStreamReader reader;
- try {
- reader = inputFactory.createXMLStreamReader(is);
- try {
- reader.nextTag();
- QName name = reader.getName();
- Object mo = read(reader);
- if (type.isInstance(mo)) {
- return type.cast(mo);
- } else {
- error("UnrecognizedElementException", reader, name);
- UnrecognizedElementException e = new UnrecognizedElementException(name);
- throw e;
- }
- } catch (ContributionReadException e) {
- Location location = reader.getLocation();
- e.setLine(location.getLineNumber());
- e.setColumn(location.getColumnNumber());
- error("ContributionReadException", reader, e);
- throw e;
- } finally {
- try {
- reader.close();
- } catch (XMLStreamException e) {
- // ignore
- }
- }
- } finally {
- try {
- is.close();
- } catch (IOException e) {
- // ignore
- }
- }
- } catch (XMLStreamException e) {
- ContributionReadException ce = new ContributionReadException(e);
- error("ContributionReadException", inputFactory, ce);
- throw ce;
- }
- }
-
- /**
- * Write a model to an OutputStream.
- * @param model
- * @param os
- * @throws ContributionWriteException
- */
- public void write(Object model, OutputStream os) throws ContributionWriteException {
- try {
- XMLStreamWriter writer = outputFactory.createXMLStreamWriter(os);
- write(model, writer);
- writer.flush();
- writer.close();
- } catch (XMLStreamException e) {
- ContributionWriteException cw = new ContributionWriteException(e);
- error("ContributionWriteException", outputFactory, cw);
- throw cw;
- }
- }
-
- public QName getArtifactType() {
- return null;
- }
-
- public Class<Object> getModelType() {
- return null;
- }
-}
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