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diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/LICENSE b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/LICENSE new file mode 100644 index 0000000000..8aa906c321 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/LICENSE @@ -0,0 +1,205 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. 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If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed 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. + + + diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/NOTICE b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/NOTICE new file mode 100644 index 0000000000..fdfa0e9faa --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/NOTICE @@ -0,0 +1,6 @@ +${pom.name} +Copyright (c) 2005 - 2008 The Apache Software Foundation + +This product includes software developed by +The Apache Software Foundation (http://www.apache.org/). + diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/pom.xml b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/pom.xml new file mode 100644 index 0000000000..16f264ad05 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/pom.xml @@ -0,0 +1,70 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + * 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. +--> +<project> + <modelVersion>4.0.0</modelVersion> + <parent> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-modules</artifactId> + <version>1.4.1-SNAPSHOT</version> + <relativePath>../pom.xml</relativePath> + </parent> + <artifactId>tuscany-contribution-xml</artifactId> + <name>Apache Tuscany SCA XML Contribution Model</name> + + <dependencies> + <dependency> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-contribution</artifactId> + <version>1.4.1-SNAPSHOT</version> + </dependency> + + <dependency> + <groupId>org.codehaus.woodstox</groupId> + <artifactId>wstx-asl</artifactId> + <version>3.2.4</version> + <scope>runtime</scope> + <exclusions> + <exclusion> + <groupId>stax</groupId> + <artifactId>stax-api</artifactId> + </exclusion> + </exclusions> + </dependency> + </dependencies> + + <build> + <plugins> + <plugin> + <groupId>org.apache.felix</groupId> + <artifactId>maven-bundle-plugin</artifactId> + + <configuration> + <instructions> + <Bundle-Version>${tuscany.version}</Bundle-Version> + <Bundle-SymbolicName>org.apache.tuscany.sca.contribution.xml</Bundle-SymbolicName> + <Bundle-Description>${pom.name}</Bundle-Description> + <Export-Package>org.apache.tuscany.sca.contribution.xml*</Export-Package> + </instructions> + </configuration> + </plugin> + </plugins> + </build> + +</project> diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyAttributeProcessor.java b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyAttributeProcessor.java new file mode 100644 index 0000000000..36e959ea21 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyAttributeProcessor.java @@ -0,0 +1,69 @@ +/* + * 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.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<String> { + private static final QName ANY_ATTRIBUTE = new QName(Constants.XMLSCHEMA_NS, "anyAttribute"); + + public AnyAttributeProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + + } + + public QName getArtifactType() { + return ANY_ATTRIBUTE; + } + + public Class<String> getModelType() { + return String.class; + } + + public String read(QName attributeName, XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + return reader.getAttributeValue(attributeName.getNamespaceURI(), attributeName.getLocalPart()); + } + + public void write(String value, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + writer.setPrefix(ANY_ATTRIBUTE.getPrefix(), ANY_ATTRIBUTE.getNamespaceURI()); + writer.writeAttribute(ANY_ATTRIBUTE.getLocalPart(), value); + } + + + public void resolve(String arg0, ModelResolver arg1) throws ContributionResolveException { + + } +} diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java new file mode 100644 index 0000000000..2b868b9e45 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java @@ -0,0 +1,174 @@ +/* + * 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.END_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.CHARACTERS; +import static javax.xml.stream.XMLStreamConstants.COMMENT; +import static javax.xml.stream.XMLStreamConstants.CDATA; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; +import java.util.Map; +import java.util.Stack; + +import javax.xml.namespace.NamespaceContext; +import javax.xml.namespace.QName; +import javax.xml.stream.XMLEventReader; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamConstants; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; +import javax.xml.stream.events.Characters; +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; +import org.apache.tuscany.sca.contribution.processor.xml.XMLEventsStreamReader; + +public class AnyElementProcessor implements StAXArtifactProcessor<Object> { + private static final QName ANY_ELEMENT = new QName(Constants.XMLSCHEMA_NS, + "anyElement"); + + private XMLInputFactory xmlInputFactory; + @SuppressWarnings("unused") + private Monitor monitor; + //Map<String, NamespaceContext> map = new HashMap<String, NamespaceContext>(); + + public AnyElementProcessor(ModelFactoryExtensionPoint modelFactories, + Monitor monitor) { + xmlInputFactory = modelFactories.getFactory(XMLInputFactory.class); + this.monitor = monitor; + } + + public QName getArtifactType() { + return ANY_ELEMENT; + } + + public Class<Object> 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<String, NamespaceContext> eventContext = new HashMap<String, NamespaceContext>(); + + 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-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLDocumentStreamReader.java b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLDocumentStreamReader.java new file mode 100644 index 0000000000..70398deaa9 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLDocumentStreamReader.java @@ -0,0 +1,482 @@ +/* + * 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</a>. 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() { + return realReader.getCharacterEncodingScheme(); + } + + 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-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLEventsStreamReader.java b/sca-java-1.x/branches/sca-java-1.4/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-1.4/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<XMLEvent> events = null; + @SuppressWarnings("unchecked") + private HashMap<String, NamespaceContext> eventContext = null; + + private int state; + private java.util.Iterator<XMLEvent> iterator; + private XMLEvent current; + + @SuppressWarnings("unchecked") + public XMLEventsStreamReader(List<XMLEvent> events,Map<String, NamespaceContext> map) { + this.events = (ArrayList<XMLEvent>) events; + this.eventContext = (HashMap<String, NamespaceContext>) 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<Attribute> 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<Attribute> 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<Attribute> 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<Namespace> itr = current.asStartElement().getNamespaces(); + while (itr.hasNext()) { + count++; + itr.next(); + } + return count; + } + + @SuppressWarnings("unchecked") + public String getNamespacePrefix(int index) { + Iterator<Namespace> 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<Namespace> 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-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/XMLFragmentStreamReader.java b/sca-java-1.x/branches/sca-java-1.4/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-1.4/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-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionGeneratedMetadataDocumentProcessor.java b/sca-java-1.x/branches/sca-java-1.4/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-1.4/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-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataDocumentProcessor.java new file mode 100644 index 0000000000..f74a87d890 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/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.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.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; + +/** + * 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(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<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); + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessor.java b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessor.java new file mode 100644 index 0000000000..dd1a3a677e --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessor.java @@ -0,0 +1,237 @@ +/* + * 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.builder.impl.ProblemImpl; +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.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; + +/** + * Processor for contribution metadata + * + * @version $Rev$ $Date$ + */ +public class ContributionMetadataProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<ContributionMetadata> { + + 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 StAXArtifactProcessor<Object> extensionProcessor; + private Monitor monitor; + + public ContributionMetadataProcessor(AssemblyFactory assemblyFactory, + ContributionFactory contributionFactory, + StAXArtifactProcessor<Object> 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 ContributionMetadataProcessor(ModelFactoryExtensionPoint modelFactories, + StAXArtifactProcessor<Object> extensionProcessor, + Monitor monitor) { + this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class); + this.contributionFactory = modelFactories.getFactory(ContributionFactory.class); + this.extensionProcessor = extensionProcessor; + this.monitor = monitor; + } + + + public QName getArtifactType() { + return CONTRIBUTION_QNAME; + } + + public Class<ContributionMetadata> 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> + contribution = this.contributionFactory.createContributionMetadata(); + contribution.setUnresolved(true); + + } else if (DEPLOYABLE_QNAME.equals(name)) { + + // Read <deployable> + 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); + } + } + } + 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 <contribution> + writeStartDocument(writer, CONTRIBUTION_QNAME.getNamespaceURI(), CONTRIBUTION_QNAME.getLocalPart()); + + // Write <import> + for (Import imp: contribution.getImports()) { + extensionProcessor.write(imp, writer); + } + + // Write <export> + for (Export export: contribution.getExports()) { + extensionProcessor.write(export, writer); + } + + // Write <deployable> + 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<Composite> 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); + } + } + + contribution.setUnresolved(false); + } +} diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/xml/ContributionModelResolver.java b/sca-java-1.x/branches/sca-java-1.4/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-1.4/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<String, Contribution> map = new HashMap<String, Contribution>(); + + 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> T resolveModel(Class<T> 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; + } + } + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor new file mode 100644 index 0000000000..b69ea1e135 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor @@ -0,0 +1,20 @@ +# 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. + +# Implementation class for the artifact processor extension +org.apache.tuscany.sca.contribution.xml.ContributionMetadataProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#contribution,model=org.apache.tuscany.sca.contribution.ContributionMetadata +org.apache.tuscany.sca.contribution.processor.xml.AnyElementProcessor;qname=http://www.w3.org/2001/XMLSchema#anyElement,model=java.lang.Object diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor new file mode 100644 index 0000000000..23adab56b9 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor @@ -0,0 +1,20 @@ +# 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. + +# Implementation class for the artifact processor extension +org.apache.tuscany.sca.contribution.xml.ContributionMetadataDocumentProcessor;type=sca-contribution.xml,model=org.apache.tuscany.sca.contribution.ContributionMetadata +org.apache.tuscany.sca.contribution.xml.ContributionGeneratedMetadataDocumentProcessor;type=sca-contribution-generated.xml diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver new file mode 100644 index 0000000000..68030bf6e6 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver @@ -0,0 +1,18 @@ +# 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.
+
+org.apache.tuscany.sca.contribution.xml.ContributionModelResolver;model=org.apache.tuscany.sca.contribution.Contribution
diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/contribution-xml-validation-messages.properties b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/contribution-xml-validation-messages.properties new file mode 100644 index 0000000000..4827fd5e94 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/main/resources/contribution-xml-validation-messages.properties @@ -0,0 +1,24 @@ +# +# +# 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. +# +# +XMLStreamException = XMLStreamException occured due to : {0} +IOException = IOException occured due to : {0} +AttributeCompositeMissing = Attribute 'composite' is missing + diff --git a/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/test/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessorTestCase.java b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/test/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessorTestCase.java new file mode 100644 index 0000000000..8f69f15cd1 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.4/modules/contribution-xml/src/test/java/org/apache/tuscany/sca/contribution/xml/ContributionMetadataProcessorTestCase.java @@ -0,0 +1,141 @@ +/* + * 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.StringReader; +import java.io.StringWriter; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLOutputFactory; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +import junit.framework.TestCase; + +import org.apache.tuscany.sca.contribution.ContributionMetadata; +import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.UtilityExtensionPoint; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.MonitorFactory; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.impl.DefaultMonitorFactoryImpl; +import org.apache.tuscany.sca.monitor.impl.DefaultMonitorImpl; + +/** + * Test the contribution metadata processor. + * + * @version $Rev$ $Date$ + */ + +public class ContributionMetadataProcessorTestCase extends TestCase { + + private static final String VALID_XML = + "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + + "<contribution xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" xmlns:ns=\"http://ns\">" + + "<deployable composite=\"ns:Composite1\"/>" + + "<deployable composite=\"ns:Composite2\"/>" + + "</contribution>"; + + private static final String INVALID_XML = + "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + + "<contribution xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" xmlns:ns=\"http://ns\">" + + "<deployable composite=\"ns:Composite1\"/>" + + "<deployable/>" + + "</contribution>"; + + private XMLInputFactory inputFactory; + private XMLOutputFactory outputFactory; + private StAXArtifactProcessor<Object> staxProcessor; + private Monitor monitor; + + @Override + protected void setUp() throws Exception { + ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry(); + + inputFactory = XMLInputFactory.newInstance(); + outputFactory = XMLOutputFactory.newInstance(); + + // Create a monitor + UtilityExtensionPoint utilities = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class); + MonitorFactory monitorFactory = new DefaultMonitorFactoryImpl(); + if (monitorFactory != null) { + monitor = monitorFactory.createMonitor(); + utilities.addUtility(monitorFactory); + } + StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class); + staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, inputFactory, outputFactory, null); + } + + public void testRead() throws Exception { + XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(VALID_XML)); + ContributionMetadata contribution = (ContributionMetadata)staxProcessor.read(reader); + assertNotNull(contribution); + assertEquals(2, contribution.getDeployables().size()); + } + + public void testReadInvalid() throws Exception { + XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(INVALID_XML)); + /*try { + staxProcessor.read(reader); + fail("InvalidException should have been thrown"); + } catch (ContributionReadException e) { + assertTrue(true); + }*/ + staxProcessor.read(reader); + Problem problem = ((DefaultMonitorImpl)monitor).getLastLoggedProblem(); + assertNotNull(problem); + assertEquals("AttributeCompositeMissing", problem.getMessageId()); + } + + public void testWrite() throws Exception { + XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(VALID_XML)); + ContributionMetadata contribution = (ContributionMetadata)staxProcessor.read(reader); + + validateContribution(contribution); + + //write the contribution metadata contents + StringWriter stringWriter = new StringWriter(); + XMLStreamWriter writer = outputFactory.createXMLStreamWriter(stringWriter); + staxProcessor.write(contribution, writer); + stringWriter.close(); + + reader = inputFactory.createXMLStreamReader(new StringReader(stringWriter.toString())); + contribution = (ContributionMetadata)staxProcessor.read(reader); + + validateContribution(contribution); + } + + private void validateContribution(ContributionMetadata contribution) { + QName deployable; + + assertNotNull(contribution); + assertEquals(2, contribution.getDeployables().size()); + deployable = new QName("http://ns", "Composite1"); + assertEquals(deployable, contribution.getDeployables().get(0).getName()); + deployable = new QName("http://ns", "Composite2"); + assertEquals(deployable, contribution.getDeployables().get(1).getName()); + } + +} |