From e96c1de39f77919337dd571a80a4c8e58e6cb9e3 Mon Sep 17 00:00:00 2001 From: lresende Date: Tue, 23 Sep 2008 06:25:48 +0000 Subject: TUSCANY-2538 - Moving Default element processor to contribution-xml and various other minor fixes git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@698102 13f79535-47bb-0310-9956-ffa450edef68 --- .../apache/tuscany/sca/contribution/Constants.java | 4 +- .../processor/DefaultUnknownElementProcessor.java | 272 --------------------- .../processor/ExtensibleStAXArtifactProcessor.java | 24 +- .../ExtensibleStAXAttributeProcessor.java | 23 ++ ....processor.StAXAttributeProcessorExtensionPoint | 18 -- .../contribution-validation-messages.properties | 3 + 6 files changed, 45 insertions(+), 299 deletions(-) delete mode 100644 java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultUnknownElementProcessor.java delete mode 100644 java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint (limited to 'java/sca/modules/contribution/src') diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java index 4cf20125b9..14131a9806 100644 --- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java +++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java @@ -25,6 +25,8 @@ package org.apache.tuscany.sca.contribution; * @version $Rev$ $Date$ */ public interface Constants { - String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0"; + String XMLSCHEMA_NS = "http://www.w3.org/2001/XMLSchema"; + + String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0"; String SCA10_TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.0"; } diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultUnknownElementProcessor.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultUnknownElementProcessor.java deleted file mode 100644 index d52a110c05..0000000000 --- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultUnknownElementProcessor.java +++ /dev/null @@ -1,272 +0,0 @@ -package org.apache.tuscany.sca.contribution.processor; - -import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; -import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; - -import java.util.ArrayList; -import java.util.logging.Level; -import java.util.logging.Logger; - -import javax.xml.namespace.QName; -import javax.xml.parsers.DocumentBuilderFactory; -import javax.xml.parsers.ParserConfigurationException; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; -import javax.xml.stream.XMLStreamWriter; - -import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl; -import org.apache.tuscany.sca.monitor.Monitor; -import org.apache.tuscany.sca.monitor.Problem; -import org.apache.tuscany.sca.monitor.Problem.Severity; -import org.w3c.dom.Document; -import org.w3c.dom.Element; -import org.w3c.dom.NamedNodeMap; -import org.w3c.dom.Node; -import org.w3c.dom.traversal.DocumentTraversal; -import org.w3c.dom.traversal.NodeFilter; -import org.w3c.dom.traversal.NodeIterator; -import org.w3c.dom.traversal.TreeWalker; - -public class DefaultUnknownElementProcessor{ - - private Monitor monitor; - private static final Logger logger = Logger.getLogger(DefaultUnknownElementProcessor.class.getName()); - - public DefaultUnknownElementProcessor(Monitor monitor){ - this.monitor = monitor; - } - private DocumentBuilderFactory documentBuilderFactory; - private Document document; - - /** - * Reads the contetns of the unknown elements and generates the DOM - * @param reader - * @param name - * @return - * @throws XMLStreamException - */ - public Object read(XMLStreamReader reader, QName name) throws XMLStreamException{ - - int event = reader.getEventType(); - int level = 0; - ArrayList elementList = new ArrayList(); - document = createDocument(); - while(reader.hasNext()){ - switch(event){ - case START_ELEMENT: - elementList.add(reader.getName().getLocalPart()); - if(level == 0){ - generateDOM(reader,null); - level++; - } - else{ - generateDOM(reader,elementList.get(elementList.size()-2).toString()); - } - - break; - case END_ELEMENT: - elementList.remove(reader.getName().getLocalPart()); - } - if(reader.hasNext()){ - event = reader.next(); - } - - if(event == START_ELEMENT || event == END_ELEMENT){ - if(reader.getName().equals(name)){ - break; - } - } - } - return document; - } - - /** - * Writes unknown portions back to the writer - * @param model - * @param writer - */ - public void write(Object model, XMLStreamWriter writer) { - - if( ! (model instanceof Document)) { - return; - } - - Document doc = (Document)model; - try{ - DocumentTraversal traversal = (DocumentTraversal)doc; - TreeWalker walker = traversal.createTreeWalker(doc.getDocumentElement(),NodeFilter.SHOW_ALL, null, true); - writeDOM(walker,writer); - } - catch(Exception e){ - if (logger.isLoggable(Level.SEVERE)) { - logger.log(Level.SEVERE, "Document not created "); - } - error("Document not created",document,e); - } - } - - /** - * Method to generate the DOM - * @param reader - * @param parent - * @throws Exception - */ - //private void generateDOM(String elementText, String parent) { - private void generateDOM(XMLStreamReader reader, String parent) { - try{ - String elePrefix = reader.getPrefix(); - String eleQName = reader.getLocalName(); - if (elePrefix != null && elePrefix.length() != 0) { - eleQName = elePrefix + ":" + eleQName; - } - - Element element = document.createElementNS(reader.getNamespaceURI(), eleQName); - - int attributeCount = reader.getAttributeCount(); - for(int i = 0;i < attributeCount;i++){ - String ns = reader.getAttributeNamespace(i); - String prefix = reader.getAttributePrefix(i); - String qname = reader.getAttributeLocalName(i); - String value = reader.getAttributeValue(i); - if (prefix != null && prefix.length() != 0) { - qname = prefix + ":" + qname; - } - element.setAttributeNS(ns,qname,value); - } - if(parent == null){ - if(document != null){ - document.appendChild(element); - } - else{ - if (logger.isLoggable(Level.SEVERE)) { - logger.log(Level.SEVERE, "Document not created "); - } - error("Document not created",document,element); - } - } - else{ - Node parentNode = getParentNode(document,parent); - if(parentNode != null){ - parentNode.appendChild(element); - } - else{ - if (logger.isLoggable(Level.SEVERE)) { - logger.log(Level.SEVERE, "Parent node not found"); - } - error("Parent node not found",document,parentNode.getNodeName()); - } - } - } - catch(Exception e){ - e.printStackTrace(); - if (logger.isLoggable(Level.SEVERE)) { - logger.log(Level.SEVERE, "Document not created "); - } - error("Document not created",document,e); - } - } - - /** - * Method to create an empty document - * @return - */ - private Document createDocument() { - try { - if (documentBuilderFactory == null) { - documentBuilderFactory = DocumentBuilderFactory.newInstance(); - } - document = documentBuilderFactory.newDocumentBuilder().newDocument(); - return document; - } catch (ParserConfigurationException e) { - e.printStackTrace(); - } - return null; - } - - /** - * Method to traverse the DOM structure and write the elements - * @param walker - * @param writer - * @throws XMLStreamException - */ - private void writeDOM(TreeWalker walker,XMLStreamWriter writer) throws XMLStreamException { - - Node parent = walker.getCurrentNode(); - - writer.writeStartElement(parent.getPrefix(), parent.getLocalName(), parent.getNamespaceURI()); - - NamedNodeMap attributes = parent.getAttributes(); - - for(int i = 0;i { +public class ExtensibleStAXArtifactProcessor implements StAXArtifactProcessor { + + private static final QName ANY_ELEMENT = new QName(Constants.XMLSCHEMA_NS, "anyElement"); private static final Logger logger = Logger.getLogger(ExtensibleStAXArtifactProcessor.class.getName()); private XMLInputFactory inputFactory; @@ -134,14 +135,19 @@ public class ExtensibleStAXArtifactProcessor QName name = source.getName(); StAXArtifactProcessor processor = (StAXArtifactProcessor)processors.getProcessor(name); if (processor == null) { - DefaultUnknownElementProcessor unknownElementProcessor = new DefaultUnknownElementProcessor(monitor); Location location = source.getLocation(); if (logger.isLoggable(Level.WARNING)) { logger.warning("Element " + name + " cannot be processed. (" + location + ")"); } warning("ElementCannotBeProcessed", processors, name, location); - //return null; - return unknownElementProcessor.read(source,name); + + StAXArtifactProcessor anyElementProcessor = processors.getProcessor(ANY_ELEMENT); + if(anyElementProcessor != null) { + return anyElementProcessor.read(source); + } else { + return null; + } + } return processor.read(source); } @@ -155,12 +161,14 @@ public class ExtensibleStAXArtifactProcessor if (processor != null) { processor.write(model, outputSource); } else { - DefaultUnknownElementProcessor unknownElementProcessor = new DefaultUnknownElementProcessor(monitor); - unknownElementProcessor.write(model,outputSource); if (logger.isLoggable(Level.WARNING)) { logger.warning("No StAX processor is configured to handle " + model.getClass()); } warning("NoStaxProcessor", processors, model.getClass()); + StAXArtifactProcessor anyElementProcessor = processors.getProcessor(ANY_ELEMENT); + if(anyElementProcessor != null) { + anyElementProcessor.write(model, outputSource); + } } } } diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java index 3329f0bf1c..29c2af7513 100644 --- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java +++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java @@ -147,6 +147,17 @@ public class ExtensibleStAXAttributeProcessor return processor.read(attributeName, source); } + + //handle extension attributes without processors + processor = (StAXAttributeProcessor)processors.getProcessor(UNKNOWN_ATTRIBUTE); + if (processor == null) { + Location location = source.getLocation(); + if (logger.isLoggable(Level.WARNING)) { + logger.warning("Could not find Default Attribute processor !"); + } + warning("DefaultAttributeProcessorNotAvailable", processors, UNKNOWN_ATTRIBUTE, location); + } + return processor == null ? null : processor.read(attributeName, source); } @@ -168,6 +179,18 @@ public class ExtensibleStAXAttributeProcessor processor.write(model, outputSource); return; } + + //handle extension attributes without processors + processor = (StAXAttributeProcessor)processors.getProcessor(UNKNOWN_ATTRIBUTE); + if(processor == null) { + if (logger.isLoggable(Level.WARNING)) { + logger.warning("No Default StAX processor is configured to handle " + model.getClass()); + } + warning("NoDefaultStaxProcessor", processors, model.getClass()); + } else { + processor.write(model, outputSource); + return; + } } diff --git a/java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint b/java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint deleted file mode 100644 index 607725bcfe..0000000000 --- a/java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint +++ /dev/null @@ -1,18 +0,0 @@ -# Licensed to the Apache Software Foundation (ASF) under one -# or more contributor license agreements. See the NOTICE file -# distributed with this work for additional information -# regarding copyright ownership. The ASF licenses this file -# to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance -# with the License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, -# software distributed under the License is distributed on an -# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY -# KIND, either express or implied. See the License for the -# specific language governing permissions and limitations -# under the License. - -org.apache.tuscany.sca.contribution.processor.DefaultStAXAttributeProcessorExtensionPoint diff --git a/java/sca/modules/contribution/src/main/resources/contribution-validation-messages.properties b/java/sca/modules/contribution/src/main/resources/contribution-validation-messages.properties index bd650fe457..4f9f85048e 100644 --- a/java/sca/modules/contribution/src/main/resources/contribution-validation-messages.properties +++ b/java/sca/modules/contribution/src/main/resources/contribution-validation-messages.properties @@ -23,9 +23,12 @@ SchemaFatalError = XMLSchema validation fatal error occured in: {0} ,line = {1}, SchemaWarning = XMLSchema validation warning occured in: {0} ,line = {1}, column = {2}, Message = {3} UnsupportedPackageTypeException = Unsupported contribution package type: {0} ElementCannotBeProcessed = Element {0} cannot be processed. ({1}) +AttributeCannotBeProcessed = Attribute {0} cannot be processed. ({1}) NoStaxProcessor = No StAX processor is configured to handle {0} ContributionWriteException = ContributionWriteException occured due to : ContributionReadException = ContributionReadException occured due to : UnrecognizedElementException = Unrecognized Element : {0} IllegalArgumentException = Invalid qname: {0} PrivilegedActionException = PrivilegedActionException occured due to : +AttributeCannotBeProcessed = Attribute {0} cannot be processed. ({1}) + -- cgit v1.2.3