From 3a569a2f00bf172cddfd567149774ee808a2a242 Mon Sep 17 00:00:00 2001 From: nash Date: Wed, 30 Mar 2011 19:50:51 +0000 Subject: Create branch for 1.6.2 git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1087059 13f79535-47bb-0310-9956-ffa450edef68 --- .../processor/xml/AnyAttributeProcessor.java | 76 ++++ .../processor/xml/AnyElementProcessor.java | 164 +++++++ .../processor/xml/XMLDocumentStreamReader.java | 486 +++++++++++++++++++++ .../processor/xml/XMLEventsStreamReader.java | 448 +++++++++++++++++++ .../processor/xml/XMLFragmentStreamReader.java | 53 +++ ...ributionGeneratedMetadataDocumentProcessor.java | 50 +++ .../xml/ContributionMetadataDocumentProcessor.java | 132 ++++++ .../xml/ContributionMetadataProcessor.java | 259 +++++++++++ .../xml/ContributionModelResolver.java | 72 +++ 9 files changed, 1740 insertions(+) create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyAttributeProcessor.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLDocumentStreamReader.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLEventsStreamReader.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLFragmentStreamReader.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionGeneratedMetadataDocumentProcessor.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessor.java create mode 100644 sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionModelResolver.java (limited to 'sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache') diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyAttributeProcessor.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyAttributeProcessor.java new file mode 100644 index 0000000000..0031063c79 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyAttributeProcessor.java @@ -0,0 +1,76 @@ +/* + * 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.xml; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +import org.apache.tuscany.sca.assembly.Extension; +import org.apache.tuscany.sca.assembly.ExtensionFactory; +import org.apache.tuscany.sca.contribution.Constants; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor; +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.contribution.service.ContributionWriteException; +import org.apache.tuscany.sca.monitor.Monitor; + +/** + * A Policy Processor used for testing. + * + * @version $Rev$ $Date$ + */ +public class AnyAttributeProcessor extends BaseStAXArtifactProcessor implements StAXAttributeProcessor { + private static final QName ANY_ATTRIBUTE = new QName(Constants.XMLSCHEMA_NS, "anyAttribute"); + + private ExtensionFactory extensionFactory; + + public AnyAttributeProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + this.extensionFactory = modelFactories.getFactory(ExtensionFactory.class); + } + + public QName getArtifactType() { + return ANY_ATTRIBUTE; + } + + public Class getModelType() { + return Extension.class; + } + + public Extension read(QName attributeName, XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + String attributeValue = reader.getAttributeValue(attributeName.getNamespaceURI(), attributeName.getLocalPart()); + return extensionFactory.createExtension(attributeName, attributeValue, true); + } + + public void write(Extension attributeExtension, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + writer.writeAttribute(attributeExtension.getQName().getPrefix(), + attributeExtension.getQName().getNamespaceURI(), + attributeExtension.getQName().getLocalPart(), + attributeExtension.getValue().toString()); //for extended attributes, we can assume values + // are just the string representation fo the attribute + } + + public void resolve(Extension arg0, ModelResolver arg1) throws ContributionResolveException { + + } +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java new file mode 100644 index 0000000000..6e6803a806 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java @@ -0,0 +1,164 @@ +/* + * 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.xml; + +import static javax.xml.stream.XMLStreamConstants.CDATA; +import static javax.xml.stream.XMLStreamConstants.CHARACTERS; +import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import javax.xml.namespace.NamespaceContext; +import javax.xml.namespace.QName; +import javax.xml.stream.XMLEventReader; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; +import javax.xml.stream.events.XMLEvent; + +import org.apache.tuscany.sca.contribution.Constants; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +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; + +public class AnyElementProcessor implements StAXArtifactProcessor { + private static final QName ANY_ELEMENT = new QName(Constants.XMLSCHEMA_NS, "anyElement"); + + private XMLInputFactory xmlInputFactory; + @SuppressWarnings("unused") + private Monitor monitor; + + // Map map = new HashMap(); + + public AnyElementProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + xmlInputFactory = modelFactories.getFactory(XMLInputFactory.class); + this.monitor = monitor; + } + + public QName getArtifactType() { + return ANY_ELEMENT; + } + + public Class getModelType() { + return Object.class; + } + + /** + * Reads the contetns of the unknown elements and generates a custom + * implementation of XMLStreamReader i.e. XMLEventsStreamReader + * + * @param reader + * @return + * @throws XMLStreamException + */ + @SuppressWarnings("unchecked") + public Object read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + + // Custom variables + String currentElement = null; + List eventsList = new ArrayList(); + + Map eventContext = new HashMap(); + + try { + // Cast the block of unknown elements into document + XMLDocumentStreamReader docReader = new XMLDocumentStreamReader(reader); + + XMLEventReader xmlEventReader = xmlInputFactory.createXMLEventReader(docReader); + + while (xmlEventReader.hasNext()) { + XMLEvent event = xmlEventReader.nextEvent(); + + // Populate the eventContext map with the current element's name + // and corresponding NamesapceContext + if (currentElement != null && !(eventContext.containsKey(currentElement))) { + eventContext.put(currentElement, reader.getNamespaceContext()); + } + + // Populate the list with the XMLEvents + eventsList.add(event); + if (event.isStartElement()) { + currentElement = reader.getName().getLocalPart(); + } + if (event.isEndDocument()) { + return new XMLEventsStreamReader(eventsList, eventContext); + } + } + } catch (Exception e) { + e.printStackTrace(); + } + return null; + } + + /** + * Writes unknown portions back to the writer + * + * @param model + * @param writer + */ + public void write(Object model, XMLStreamWriter writer) throws XMLStreamException { + if (!(model instanceof XMLStreamReader)) { + return; + } + XMLStreamReader reader = (XMLStreamReader)model; + + int event = reader.getEventType(); + while (reader.hasNext()) { + switch (event) { + case START_ELEMENT: + + writer.writeStartElement(reader.getPrefix(), reader.getLocalName(), reader.getNamespaceURI()); + for (int i = 1; i <= reader.getAttributeCount(); i++) { + writer.writeAttribute(reader.getAttributePrefix(i), reader.getAttributeNamespace(i), reader + .getAttributeLocalName(i), reader.getAttributeValue(i)); + } + break; + + case CHARACTERS: + writer.writeCharacters(reader.getText()); + break; + + case CDATA: + writer.writeCData(reader.getText()); + break; + + case END_ELEMENT: + writer.writeEndElement(); + break; + } + if (reader.hasNext()) { + event = reader.next(); + } + } + } + + public void resolve(Object model, ModelResolver resolver) throws ContributionResolveException { + // TODO Auto-generated method stub + + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLDocumentStreamReader.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLDocumentStreamReader.java new file mode 100644 index 0000000000..d326324a5d --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLDocumentStreamReader.java @@ -0,0 +1,486 @@ +/* + * 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.xml; + +import java.util.NoSuchElementException; + +import javax.xml.namespace.NamespaceContext; +import javax.xml.namespace.QName; +import javax.xml.stream.Location; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; + +/** + * This class is derived from Apache Axis2 class + * org.apache.axis2.util.StreamWrapper. It's used wrap a XMLStreamReader to + * create a XMLStreamReader representing a document and it will produce + * START_DOCUMENT, END_DOCUMENT events. + * + * @version $Rev: 659153 $ $Date: 2008-05-22 09:43:58 -0700 (Thu, 22 May 2008) $ + */ +public class XMLDocumentStreamReader implements XMLStreamReader { + private static final int STATE_COMPLETE_AT_NEXT = 2; // The wrapper + // will produce + // END_DOCUMENT + + private static final int STATE_COMPLETED = 3; // Done + + private static final int STATE_INIT = 0; // The wrapper will produce + // START_DOCUMENT + + private static final int STATE_SWITCHED = 1; // The real reader will + // produce events + + private XMLStreamReader realReader; + private boolean fragment; + private int level = 0; + + private int state = STATE_INIT; + + public XMLDocumentStreamReader(XMLStreamReader realReader) { + if (realReader == null) { + throw new UnsupportedOperationException("Reader cannot be null"); + } + + this.realReader = realReader; + + if (realReader instanceof XMLFragmentStreamReader) { + ((XMLFragmentStreamReader)realReader).init(); + } + + // If the real reader is positioned at START_DOCUMENT, always use + // the real reader + if (realReader.getEventType() == START_DOCUMENT) { + fragment = false; + state = STATE_SWITCHED; + } + } + + public void close() throws XMLStreamException { + realReader.close(); + } + + public int getAttributeCount() { + if (isDelegating()) { + return realReader.getAttributeCount(); + } else { + throw new IllegalStateException(); + } + } + + public String getAttributeLocalName(int i) { + if (isDelegating()) { + return realReader.getAttributeLocalName(i); + } else { + throw new IllegalStateException(); + } + } + + public QName getAttributeName(int i) { + if (isDelegating()) { + return realReader.getAttributeName(i); + } else { + throw new IllegalStateException(); + } + } + + public String getAttributeNamespace(int i) { + if (isDelegating()) { + return realReader.getAttributeNamespace(i); + } else { + throw new IllegalStateException(); + } + } + + public String getAttributePrefix(int i) { + if (isDelegating()) { + return realReader.getAttributePrefix(i); + } else { + throw new IllegalStateException(); + } + } + + public String getAttributeType(int i) { + if (isDelegating()) { + return realReader.getAttributeType(i); + } else { + throw new IllegalStateException(); + } + } + + public String getAttributeValue(int i) { + if (isDelegating()) { + return realReader.getAttributeValue(i); + } else { + throw new IllegalStateException(); + } + } + + public String getAttributeValue(String s, String s1) { + if (isDelegating()) { + return realReader.getAttributeValue(s, s1); + } else { + throw new IllegalStateException(); + } + } + + public String getCharacterEncodingScheme() { + if (isDelegating()) { + return realReader.getCharacterEncodingScheme(); + } else { + return "UTF-8"; + } + } + + public String getElementText() throws XMLStreamException { + if (isDelegating()) { + return realReader.getElementText(); + } else { + throw new XMLStreamException(); + } + } + + public String getEncoding() { + return realReader.getEncoding(); + } + + public int getEventType() { + int event = -1; + switch (state) { + case STATE_SWITCHED: + case STATE_COMPLETE_AT_NEXT: + event = realReader.getEventType(); + break; + case STATE_INIT: + event = START_DOCUMENT; + break; + case STATE_COMPLETED: + event = END_DOCUMENT; + break; + } + return event; + } + + public String getLocalName() { + if (isDelegating()) { + return realReader.getLocalName(); + } else { + throw new IllegalStateException(); + } + } + + public Location getLocation() { + if (isDelegating()) { + return realReader.getLocation(); + } else { + return null; + } + } + + public QName getName() { + if (isDelegating()) { + return realReader.getName(); + } else { + throw new IllegalStateException(); + } + } + + public NamespaceContext getNamespaceContext() { + return realReader.getNamespaceContext(); + } + + public int getNamespaceCount() { + if (isDelegating()) { + return realReader.getNamespaceCount(); + } else { + throw new IllegalStateException(); + } + } + + public String getNamespacePrefix(int i) { + if (isDelegating()) { + return realReader.getNamespacePrefix(i); + } else { + throw new IllegalStateException(); + } + } + + public String getNamespaceURI() { + if (isDelegating()) { + return realReader.getNamespaceURI(); + } else { + throw new IllegalStateException(); + } + } + + public String getNamespaceURI(int i) { + if (isDelegating()) { + return realReader.getNamespaceURI(i); + } else { + throw new IllegalStateException(); + } + } + + public String getNamespaceURI(String s) { + if (isDelegating()) { + return realReader.getNamespaceURI(s); + } else { + throw new IllegalStateException(); + } + } + + public String getPIData() { + if (isDelegating()) { + return realReader.getPIData(); + } else { + throw new IllegalStateException(); + } + } + + public String getPITarget() { + if (isDelegating()) { + return realReader.getPITarget(); + } else { + throw new IllegalStateException(); + } + } + + public String getPrefix() { + if (isDelegating()) { + return realReader.getPrefix(); + } else { + throw new IllegalStateException(); + } + } + + public Object getProperty(String s) throws IllegalArgumentException { + if (isDelegating()) { + return realReader.getProperty(s); + } else { + throw new IllegalArgumentException(); + } + } + + public String getText() { + if (isDelegating()) { + return realReader.getText(); + } else { + throw new IllegalStateException(); + } + } + + public char[] getTextCharacters() { + if (isDelegating()) { + return realReader.getTextCharacters(); + } else { + throw new IllegalStateException(); + } + } + + public int getTextCharacters(int i, char[] chars, int i1, int i2) throws XMLStreamException { + if (isDelegating()) { + return realReader.getTextCharacters(i, chars, i1, i2); + } else { + throw new IllegalStateException(); + } + } + + public int getTextLength() { + if (isDelegating()) { + return realReader.getTextLength(); + } else { + throw new IllegalStateException(); + } + } + + public int getTextStart() { + if (isDelegating()) { + return realReader.getTextStart(); + } else { + throw new IllegalStateException(); + } + } + + public String getVersion() { + if (isDelegating()) { + return realReader.getVersion(); + } else { + return null; + } + } + + public boolean hasName() { + if (isDelegating()) { + return realReader.hasName(); + } else { + return false; + } + } + + public boolean hasNext() throws XMLStreamException { + if (state == STATE_COMPLETE_AT_NEXT) { + return true; + } else if (state == STATE_COMPLETED) { + return false; + } else if (state == STATE_SWITCHED) { + return realReader.hasNext(); + } else { + return true; + } + } + + public boolean hasText() { + if (isDelegating()) { + return realReader.hasText(); + } else { + return false; + } + } + + public boolean isAttributeSpecified(int i) { + if (isDelegating()) { + return realReader.isAttributeSpecified(i); + } else { + return false; + } + } + + public boolean isCharacters() { + if (isDelegating()) { + return realReader.isCharacters(); + } else { + return false; + } + } + + private boolean isDelegating() { + return state == STATE_SWITCHED || state == STATE_COMPLETE_AT_NEXT; + } + + public boolean isEndElement() { + if (isDelegating()) { + return realReader.isEndElement(); + } else { + return false; + } + } + + public boolean isStandalone() { + if (isDelegating()) { + return realReader.isStandalone(); + } else { + return false; + } + } + + public boolean isStartElement() { + if (isDelegating()) { + return realReader.isStartElement(); + } else { + return false; + } + } + + public boolean isWhiteSpace() { + if (isDelegating()) { + return realReader.isWhiteSpace(); + } else { + return false; + } + } + + public int next() throws XMLStreamException { + int returnEvent; + + switch (state) { + case STATE_SWITCHED: + returnEvent = realReader.next(); + if (returnEvent == END_DOCUMENT) { + state = STATE_COMPLETED; + } else if (!realReader.hasNext()) { + state = STATE_COMPLETE_AT_NEXT; + } + if (fragment && returnEvent == END_ELEMENT) { + level--; + if (level == -1) { + // We are now at the end of the top-level element in the fragment + state = STATE_COMPLETE_AT_NEXT; + } + } + if (fragment && returnEvent == START_ELEMENT) { + level++; + } + break; + case STATE_INIT: + state = STATE_SWITCHED; + returnEvent = realReader.getEventType(); + if (returnEvent == START_ELEMENT) { + // The real reader is positioned at the top-level element in the fragment + level = 0; + fragment = true; + } + break; + case STATE_COMPLETE_AT_NEXT: + state = STATE_COMPLETED; + returnEvent = END_DOCUMENT; + break; + case STATE_COMPLETED: + // oops - no way we can go beyond this + throw new NoSuchElementException("End of stream has reached."); + default: + throw new UnsupportedOperationException(); + } + + return returnEvent; + } + + public int nextTag() throws XMLStreamException { + if (isDelegating()) { + int returnEvent = realReader.nextTag(); + if (fragment && returnEvent == END_ELEMENT) { + level--; + if (level == 0) { + // We are now at the end of the top-level element in the fragment + state = STATE_COMPLETE_AT_NEXT; + } + } + if (fragment && returnEvent == START_ELEMENT) { + level++; + } + return returnEvent; + } else { + throw new XMLStreamException(); + } + } + + public void require(int i, String s, String s1) throws XMLStreamException { + if (isDelegating()) { + realReader.require(i, s, s1); + } + } + + public boolean standaloneSet() { + if (isDelegating()) { + return realReader.standaloneSet(); + } else { + return false; + } + } +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLEventsStreamReader.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLEventsStreamReader.java new file mode 100644 index 0000000000..351929d8a1 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLEventsStreamReader.java @@ -0,0 +1,448 @@ +/* + * 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.xml; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.Stack; + +import java.util.Iterator; + +import javax.xml.namespace.NamespaceContext; +import javax.xml.namespace.QName; +import javax.xml.stream.Location; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.events.Attribute; +import javax.xml.stream.events.Namespace; +import javax.xml.stream.events.ProcessingInstruction; +import javax.xml.stream.events.XMLEvent; + + +public class XMLEventsStreamReader implements XMLStreamReader { + + @SuppressWarnings("unused") + private ArrayList events = null; + @SuppressWarnings("unchecked") + private HashMap eventContext = null; + + private int state; + private java.util.Iterator iterator; + private XMLEvent current; + + @SuppressWarnings("unchecked") + public XMLEventsStreamReader(List events,Map map) { + this.events = (ArrayList) events; + this.eventContext = (HashMap) map; + this.iterator = events.iterator(); + this.current = iterator.next(); + this.state = current.getEventType(); + } + + public void close() throws XMLStreamException { + this.events = null; + this.eventContext = null; + this.iterator = null; + this.current = null; + } + + private void checkElementState() { + if (getEventType() != START_ELEMENT && getEventType() != END_ELEMENT) { + throw new IllegalStateException(); + } + } + + @SuppressWarnings("unchecked") + public int getAttributeCount() { + checkElementState(); + int count = 0; + Iterator iterator = current.asStartElement().getAttributes(); + while (iterator.hasNext()) { + count++; + iterator.next(); + } + return count; + } + + /* + * Custom method to get attribute from the specified index + */ + @SuppressWarnings("unchecked") + private Attribute getAttribute(int index) { + checkElementState(); + int count = 0; + Attribute attribute = null; + Iterator iterator = current.asStartElement().getAttributes(); + while (iterator.hasNext()) { + count++; + if (count == index) { + attribute = iterator.next(); + } else { + iterator.next(); + } + } + return attribute; + } + + + public String getAttributeLocalName(int index) { + checkElementState(); + return getAttribute(index).getName().getLocalPart(); + } + + public QName getAttributeName(int index) { + checkElementState(); + return getAttribute(index).getName(); + } + + public String getAttributeNamespace(int index) { + checkElementState(); + return getAttributeName(index).getNamespaceURI(); + } + + public String getAttributePrefix(int index) { + checkElementState(); + return getAttributeName(index).getPrefix(); + } + + public String getAttributeType(int index) { + checkElementState(); + return getAttribute(index).getDTDType(); + } + + public String getAttributeValue(int index) { + checkElementState(); + return getAttribute(index).getValue(); + } + + @SuppressWarnings("unchecked") + public String getAttributeValue(String namespaceURI, String localName) { + checkElementState(); + Iterator iterator = current.asStartElement().getAttributes(); + Attribute attribute; + while (iterator.hasNext()) { + attribute = iterator.next(); + if (attribute.getName().getNamespaceURI().equalsIgnoreCase( + namespaceURI) + && attribute.getName().getLocalPart().equalsIgnoreCase( + localName)) { + return attribute.getValue(); + } + } + return null; + + } + + public String getCharacterEncodingScheme() { + return "UTF-8"; + } + + public String getElementText() throws XMLStreamException { + checkElementState(); + int eventType = getEventType(); + String elementText = null; + + if (eventType == START_ELEMENT) { + elementText = current.asStartElement().getName().getLocalPart(); + } else if (eventType == END_ELEMENT) { + elementText = current.asEndElement().getName().getLocalPart(); + } + return elementText; + } + + public String getEncoding() { + return "UTF-8"; + } + + public int getEventType() { + return state; + } + + public String getLocalName() { + checkElementState(); + switch (current.getEventType()) { + case START_ELEMENT: + return current.asStartElement().getName().getLocalPart(); + case END_ELEMENT: + return current.asEndElement().getName().getLocalPart(); + } + return null; + } + + public Location getLocation() { + return current.getLocation(); + } + + public QName getName() { + checkElementState(); + switch (current.getEventType()) { + case START_ELEMENT: + return current.asStartElement().getName(); + case END_ELEMENT: + return current.asEndElement().getName(); + } + return null; + } + + public NamespaceContext getNamespaceContext() { + checkElementState(); + //return new TuscanyNamespaceContext(eventContext.get(getLocalName())); + return eventContext.get(getLocalName()); + } + + @SuppressWarnings("unchecked") + public int getNamespaceCount() { + int count = 0; + Iterator itr = current.asStartElement().getNamespaces(); + while (itr.hasNext()) { + count++; + itr.next(); + } + return count; + } + + @SuppressWarnings("unchecked") + public String getNamespacePrefix(int index) { + Iterator itr = current.asStartElement().getNamespaces(); + int level = 0; + Namespace ns = null; + while (itr.hasNext()) { + ns = itr.next(); + if (level == index) { + return ns.getPrefix(); + } + level++; + } + return null; + } + + public String getNamespaceURI() { + checkElementState(); + switch (current.getEventType()) { + case START_ELEMENT: + return current.asStartElement().getName().getNamespaceURI(); + case END_ELEMENT: + return current.asEndElement().getName().getNamespaceURI(); + } + return null; + } + + public String getNamespaceURI(String prefix) { + return getNamespaceContext().getNamespaceURI(prefix); + } + + @SuppressWarnings("unchecked") + public String getNamespaceURI(int index) { + Iterator itr = current.asStartElement().getNamespaces(); + int level = 0; + Namespace ns = null; + while (itr.hasNext()) { + ns = itr.next(); + if (level == index) { + return ns.getNamespaceURI(); + } + level++; + } + return null; + } + + public String getPIData() { + if (current.isProcessingInstruction()) { + ProcessingInstruction pi = (ProcessingInstruction) current; + return pi.getData(); + } else { + throw new IllegalStateException(current.toString()); + } + } + + public String getPITarget() { + if (current.isProcessingInstruction()) { + ProcessingInstruction pi = (ProcessingInstruction) current; + return pi.getTarget(); + } else { + throw new IllegalStateException(current.toString()); + } + } + + public String getPrefix() { + checkElementState(); + if (current.isStartElement()) { + return current.asStartElement().getName().getPrefix(); + } + return null; + } + + /* + * FIXME: Implementation pending... + * + * @see (non-Javadoc) + * javax.xml.stream.util.StreamReaderDelegate#getProperty(java.lang.String) + */ + public Object getProperty(String name) throws IllegalArgumentException { + // TODO Auto-generated method stub + + return null; + } + + public String getText() { + if (current.isCharacters()) { + return current.asCharacters().getData(); + } else { + throw new IllegalStateException(current.toString()); + } + } + + public char[] getTextCharacters() { + if (current.isCharacters()) { + return current.asCharacters().getData().toCharArray(); + } else { + throw new IllegalStateException(current.toString()); + } + } + + /* + * FIXME: Implementation pending... (non-Javadoc) + * + * @see javax.xml.stream.util.StreamReaderDelegate#getTextCharacters(int, + * char[], int, int) + */ + public int getTextCharacters(int sourceStart, char[] target, + int targetStart, int length) throws XMLStreamException { + // TODO Auto-generated method stub + return 0; + } + + /* + * FIXME:Implementaion can be improved (non-Javadoc) + * + * @see javax.xml.stream.util.StreamReaderDelegate#getTextLength() + */ + public int getTextLength() { + if (current.isCharacters()) { + return current.asCharacters().getData().length(); + } else { + throw new IllegalStateException(current.toString()); + } + } + + /* + * FIXME: Implementation pending... (non-Javadoc) + * + * @see javax.xml.stream.util.StreamReaderDelegate#getTextStart() + */ + public int getTextStart() { + // TODO Auto-generated method stub + return 0; + } + + /* + * FIXME: Implementation pending... (non-Javadoc) + * + * @see javax.xml.stream.util.StreamReaderDelegate#getTextStart() + */ + public String getVersion() { + // TODO Auto-generated method stub + + return null; + } + + public boolean hasName() { + return false; + } + + public boolean hasNext() throws XMLStreamException { + return iterator.hasNext() || state != END_DOCUMENT; + + } + + public boolean hasText() { + // TODO Auto-generated method stub + return false; + } + + /* + * FIXME: Implementation pending... (non-Javadoc) + * + * @see javax.xml.stream.util.StreamReaderDelegate#getTextStart() + */ + public boolean isAttributeSpecified(int index) { + // TODO Auto-generated method stub + return false; + } + + public boolean isCharacters() { + return current.isCharacters(); + } + + public boolean isEndElement() { + return current.isEndElement(); + } + + public boolean isStandalone() { + // TODO Auto-generated method stub + return false; + } + + public boolean isStartElement() { + return current.isStartElement(); + } + + public boolean isWhiteSpace() { + // TODO Auto-generated method stub + return false; + } + + public int next() throws XMLStreamException { + if (!hasNext()) { + throw new IllegalStateException("No more events"); + } + if (!iterator.hasNext()) { + state = END_DOCUMENT; + current = null; + return state; + } + current = iterator.next(); + state = current.getEventType(); + return state; + } + + public int nextTag() throws XMLStreamException { + return iterator.next().getEventType(); + } + + public void require(int type, String namespaceURI, String localName) + throws XMLStreamException { + boolean require = false; + String uri = getNamespaceURI(); + String name = getLocalName(); + if (state == type && namespaceURI.equals(uri) && localName.equals(name)) { + require = true; + } + if (require != true) { + throw new XMLStreamException(); + } + } + + public boolean standaloneSet() { + return false; + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLFragmentStreamReader.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLFragmentStreamReader.java new file mode 100644 index 0000000000..66361e1d76 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLFragmentStreamReader.java @@ -0,0 +1,53 @@ +/* + * 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.xml; + +import javax.xml.namespace.NamespaceContext; +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamReader; + +public interface XMLFragmentStreamReader extends XMLStreamReader { + QName NIL_QNAME = new QName("http://www.w3.org/2001/XMLSchema-instance", "nil", "xsi"); + String NIL_VALUE_TRUE = "true"; + + /** + * this will help to handle Text within the current element. user should + * pass the element text to the property list as this ELEMENT_TEXT as the + * key. This key deliberately has a space in it so that it is not a valid + * XML name + */ + String ELEMENT_TEXT = "Element Text"; + + /** + * Extra method to query the state of the pullparser + */ + boolean isDone(); + + /** + * add the parent namespace context to this parser + */ + void setParentNamespaceContext(NamespaceContext nsContext); + + /** + * Initiate the parser - this will do whatever the needed tasks to initiate + * the parser and must be called before attempting any specific parsing + * using this parser + */ + void init(); +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionGeneratedMetadataDocumentProcessor.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionGeneratedMetadataDocumentProcessor.java new file mode 100644 index 0000000000..a4cf1b3566 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionGeneratedMetadataDocumentProcessor.java @@ -0,0 +1,50 @@ +/* + * 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 javax.xml.stream.XMLInputFactory; + +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.monitor.Monitor; + +/** + * URLArtifactProcessor that handles sca-contribution-generated.xml files. + * + * @version $Rev$ $Date$ + */ +public class ContributionGeneratedMetadataDocumentProcessor extends ContributionMetadataDocumentProcessor { + + public ContributionGeneratedMetadataDocumentProcessor(XMLInputFactory inputFactory, + StAXArtifactProcessor staxProcessor, + Monitor monitor) { + super(inputFactory, staxProcessor, monitor); + } + + public ContributionGeneratedMetadataDocumentProcessor(ModelFactoryExtensionPoint modelFactories, + StAXArtifactProcessor staxProcessor, + Monitor monitor) { + super(modelFactories, staxProcessor, monitor); + } + + @Override + public String getArtifactType() { + return "sca-contribution-generated.xml"; + } +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java new file mode 100644 index 0000000000..e6aebc21f1 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java @@ -0,0 +1,132 @@ +/* + * 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.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.processor.ValidatingXMLInputFactory; +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; +import org.apache.tuscany.sca.monitor.impl.ProblemImpl; + +/** + * URLArtifactProcessor that handles sca-contribution.xml files. + * + * @version $Rev$ $Date$ + */ +public class ContributionMetadataDocumentProcessor implements URLArtifactProcessor{ + 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(ValidatingXMLInputFactory.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 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(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); + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessor.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessor.java new file mode 100644 index 0000000000..8ab370f93f --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessor.java @@ -0,0 +1,259 @@ +/* + * 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 static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +import java.util.List; + +import javax.xml.namespace.QName; +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.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.assembly.ExtensionFactory; +import org.apache.tuscany.sca.contribution.ContributionFactory; +import org.apache.tuscany.sca.contribution.ContributionMetadata; +import org.apache.tuscany.sca.contribution.Export; +import org.apache.tuscany.sca.contribution.Import; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor; +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.contribution.service.ContributionWriteException; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; +import org.apache.tuscany.sca.monitor.impl.ProblemImpl; + +/** + * Processor for contribution metadata + * + * @version $Rev$ $Date$ + */ +public class ContributionMetadataProcessor extends BaseStAXArtifactProcessor implements + StAXArtifactProcessor { + + private static final String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0"; + + private static final QName CONTRIBUTION_QNAME = new QName(SCA10_NS, "contribution"); + private static final QName DEPLOYABLE_QNAME = new QName(SCA10_NS, "deployable"); + + private final AssemblyFactory assemblyFactory; + private final ContributionFactory contributionFactory; + private final ExtensionFactory extensionFactory; + private final StAXArtifactProcessor extensionProcessor; + private final StAXAttributeProcessor attributeProcessor; + private Monitor monitor; + + public ContributionMetadataProcessor(ModelFactoryExtensionPoint modelFactories, + StAXArtifactProcessor extensionProcessor, + StAXAttributeProcessor attributeProcessor, + Monitor monitor) { + this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class); + this.contributionFactory = modelFactories.getFactory(ContributionFactory.class); + this.extensionFactory = modelFactories.getFactory(ExtensionFactory.class); + this.extensionProcessor = extensionProcessor; + this.attributeProcessor = attributeProcessor; + this.monitor = monitor; + } + + /* + public ContributionMetadataProcessor(AssemblyFactory assemblyFactory, + ContributionFactory contributionFactory, + StAXArtifactProcessor extensionProcessor, + Monitor monitor) { + this.assemblyFactory = assemblyFactory; + this.contributionFactory = contributionFactory; + this.extensionProcessor = extensionProcessor; + this.monitor = monitor; + } + */ + + /** + * Report a error. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Object... messageParameters) { + if (monitor != null) { + Problem problem = + new ProblemImpl(this.getClass().getName(), "contribution-xml-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 = + new ProblemImpl(this.getClass().getName(), "contribution-xml-validation-messages", Severity.ERROR, + model, message, ex); + monitor.problem(problem); + } + } + + public QName getArtifactType() { + return CONTRIBUTION_QNAME; + } + + public Class getModelType() { + return ContributionMetadata.class; + } + + public ContributionMetadata read(XMLStreamReader reader) throws ContributionReadException { + ContributionMetadata contribution = null; + QName name = null; + + try { + while (reader.hasNext()) { + int event = reader.getEventType(); + switch (event) { + case START_ELEMENT: + name = reader.getName(); + + if (CONTRIBUTION_QNAME.equals(name)) { + + // Read + contribution = this.contributionFactory.createContributionMetadata(); + contribution.setUnresolved(true); + readExtendedAttributes(reader, contribution, attributeProcessor, extensionFactory); + + } else if (DEPLOYABLE_QNAME.equals(name)) { + + // Read + QName compositeName = getQName(reader, "composite"); + if (compositeName == null) { + error("AttributeCompositeMissing", reader); + //throw new ContributionReadException("Attribute 'composite' is missing"); + } else { + if (contribution != null) { + Composite composite = assemblyFactory.createComposite(); + composite.setName(compositeName); + composite.setUnresolved(true); + contribution.getDeployables().add(composite); + } + } + } else { + + // Read an extension element + Object extension = extensionProcessor.read(reader); + if (extension != null && contribution != null) { + if (extension instanceof Import) { + contribution.getImports().add((Import)extension); + } else if (extension instanceof Export) { + contribution.getExports().add((Export)extension); + } else { + contribution.getExtensions().add(extension); + } + } + } + break; + + case XMLStreamConstants.END_ELEMENT: + if (CONTRIBUTION_QNAME.equals(reader.getName())) { + return contribution; + } + break; + } + + //Read the next element + if (reader.hasNext()) { + reader.next(); + } + } + } catch (XMLStreamException e) { + ContributionReadException ex = new ContributionReadException(e); + error("XMLStreamException", reader, ex); + } + + return contribution; + } + + public void write(ContributionMetadata contribution, XMLStreamWriter writer) throws ContributionWriteException, + XMLStreamException { + + // Write + writeStartDocument(writer, CONTRIBUTION_QNAME.getNamespaceURI(), CONTRIBUTION_QNAME.getLocalPart()); + writeExtendedAttributes(writer, contribution, attributeProcessor); + + // Write + for (Import imp : contribution.getImports()) { + extensionProcessor.write(imp, writer); + } + + // Write + for (Export export : contribution.getExports()) { + extensionProcessor.write(export, writer); + } + + // Write + for (Composite deployable : contribution.getDeployables()) { + writeStart(writer, + DEPLOYABLE_QNAME.getNamespaceURI(), + DEPLOYABLE_QNAME.getLocalPart(), + new XAttr("composite", deployable.getName())); + writeEnd(writer); + } + + writeEndDocument(writer); + } + + public void resolve(ContributionMetadata contribution, ModelResolver resolver) throws ContributionResolveException { + + // Resolve imports and exports + for (Export export : contribution.getExports()) { + extensionProcessor.resolve(export, resolver); + } + for (Import import_ : contribution.getImports()) { + extensionProcessor.resolve(import_, resolver); + } + + // Resolve deployable composites + List deployables = contribution.getDeployables(); + for (int i = 0, n = deployables.size(); i < n; i++) { + Composite deployable = deployables.get(i); + Composite resolved = (Composite)resolver.resolveModel(Composite.class, deployable); + if (resolved != deployable) { + deployables.set(i, resolved); + } + } + + for (Object ext : contribution.getExtensions()) { + extensionProcessor.resolve(ext, resolver); + } + + contribution.setUnresolved(false); + } +} diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionModelResolver.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionModelResolver.java new file mode 100644 index 0000000000..f226dbbee3 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionModelResolver.java @@ -0,0 +1,72 @@ +/* + * 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.util.HashMap; +import java.util.Map; + +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; + +/** + * A Model Resolver for Contribution models. + * + * @version $Rev$ $Date$ + */ +public class ContributionModelResolver implements ModelResolver { + + private Map map = new HashMap(); + + public ContributionModelResolver(Contribution contribution, ModelFactoryExtensionPoint modelFactories) { + } + + public void addModel(Object resolved) { + Contribution contribution = (Contribution)resolved; + map.put(contribution.getURI(), contribution); + } + + public Object removeModel(Object resolved) { + return map.remove(((Contribution)resolved).getURI()); + } + + public T resolveModel(Class modelClass, T unresolved) { + + // Lookup a contribution for the given URI + String uri = ((Contribution)unresolved).getURI(); + if (uri != null) { + Contribution resolved = (Contribution) map.get(uri); + if (resolved != null) { + return modelClass.cast(resolved); + } + return unresolved; + } else { + + // If no URI was specified, just return the first contribution + if (!map.isEmpty()) { + Contribution resolved = map.values().iterator().next(); + return modelClass.cast(resolved); + } else { + return unresolved; + } + } + } + +} -- cgit v1.2.3