From dc741421e88c3e4210b00f39877159c5117b99d3 Mon Sep 17 00:00:00 2001 From: lresende Date: Tue, 10 Nov 2009 19:19:03 +0000 Subject: moving SDO branches git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@834611 13f79535-47bb-0310-9956-ffa450edef68 --- .../apache/tuscany/sdo/helper/XSDHelperImpl.java | 285 +++++++++++++++++++++ 1 file changed, 285 insertions(+) create mode 100644 sdo-java/branches/sdo-java-M2/sdo/impl/src/main/java/org/apache/tuscany/sdo/helper/XSDHelperImpl.java (limited to 'sdo-java/branches/sdo-java-M2/sdo/impl/src/main/java/org/apache/tuscany/sdo/helper/XSDHelperImpl.java') diff --git a/sdo-java/branches/sdo-java-M2/sdo/impl/src/main/java/org/apache/tuscany/sdo/helper/XSDHelperImpl.java b/sdo-java/branches/sdo-java-M2/sdo/impl/src/main/java/org/apache/tuscany/sdo/helper/XSDHelperImpl.java new file mode 100644 index 0000000000..f67d35d74d --- /dev/null +++ b/sdo-java/branches/sdo-java-M2/sdo/impl/src/main/java/org/apache/tuscany/sdo/helper/XSDHelperImpl.java @@ -0,0 +1,285 @@ +/** + * + * 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.sdo.helper; + + +import java.io.ByteArrayInputStream; +import java.io.InputStream; +import java.io.Reader; +import java.io.StringWriter; +import java.util.ArrayList; +import java.util.Collection; +import java.util.HashSet; +import java.util.Hashtable; +import java.util.Iterator; +import java.util.List; +import java.util.Map; + +import javax.xml.transform.OutputKeys; +import javax.xml.transform.Transformer; +import javax.xml.transform.TransformerFactory; +import javax.xml.transform.dom.DOMSource; +import javax.xml.transform.stream.StreamResult; + +import org.apache.tuscany.sdo.impl.DynamicDataObjectImpl; +import org.apache.tuscany.sdo.util.DataObjectUtil; +import org.eclipse.emf.common.util.URI; +import org.eclipse.emf.ecore.EClass; +import org.eclipse.emf.ecore.EClassifier; +import org.eclipse.emf.ecore.EModelElement; +import org.eclipse.emf.ecore.EPackage; +import org.eclipse.emf.ecore.EStructuralFeature; +import org.eclipse.emf.ecore.resource.Resource; +import org.eclipse.emf.ecore.resource.ResourceSet; +import org.eclipse.emf.ecore.util.EcoreUtil; +import org.eclipse.emf.ecore.util.ExtendedMetaData; +import org.eclipse.xsd.XSDSchema; +import org.eclipse.xsd.ecore.XSDEcoreBuilder; +import org.eclipse.xsd.util.XSDResourceImpl; +import org.xml.sax.InputSource; + +import commonj.sdo.Property; +import commonj.sdo.Type; +import commonj.sdo.helper.TypeHelper; +import commonj.sdo.helper.XSDHelper; + + +/** + * Provides access to additional information when the + * Type or Property is defined by an XML Schema (XSD). + * Methods return null/false otherwise or if the information is unavailable. + * Defines Types from an XSD. + */ +public class XSDHelperImpl implements XSDHelper +{ + private XSDEcoreBuilder ecoreBuilder; + + private ExtendedMetaData extendedMetaData; + + public XSDHelperImpl(ExtendedMetaData extendedMetaData) + { + this.extendedMetaData = extendedMetaData; + ecoreBuilder = new SDOXSDEcoreBuilder(extendedMetaData); + } + + public XSDHelperImpl(TypeHelper typeHelper) + { + this(((TypeHelperImpl)typeHelper).extendedMetaData); + } + + public String getLocalName(Type type) + { + return extendedMetaData.getName((EClassifier)type); + } + + public String getLocalName(Property property) + { + return extendedMetaData.getName((EStructuralFeature)property); + } + + public String getNamespaceURI(Property property) + { + return extendedMetaData.getNamespace((EStructuralFeature)property); + } + + public boolean isAttribute(Property property) + { + return extendedMetaData.getFeatureKind((EStructuralFeature)property) == ExtendedMetaData.ATTRIBUTE_FEATURE; + } + + public boolean isElement(Property property) + { + return extendedMetaData.getFeatureKind((EStructuralFeature)property) == ExtendedMetaData.ELEMENT_FEATURE; + } + + public boolean isMixed(Type type) + { + if (type instanceof EClass) + { + return extendedMetaData.getContentKind((EClass)type) == ExtendedMetaData.MIXED_CONTENT; + } + else + { + return false; + } + } + + public boolean isXSD(Type type) + { + return ((EModelElement)type).getEAnnotation(ExtendedMetaData.ANNOTATION_URI) != null; + } + + public Property getGlobalProperty(String uri, String propertyName, boolean isElement) + { + if (isElement) + { + return (Property)extendedMetaData.getElement(uri, propertyName); + } + else + { + return (Property)extendedMetaData.getAttribute(uri, propertyName); + } + } + + public String getAppinfo(Type type, String source) + { + return getAppinfo((EModelElement)type, source); + } + + public String getAppinfo(Property property, String source) + { + return getAppinfo((EModelElement)property, source); + } + + protected String getAppinfo(EModelElement eModelElement, String source) + { + return (String)eModelElement.getEAnnotation(source).getDetails().get("appinfo"); + } + + public List /*Type*/define(String xsd) + { + InputStream inputStream = new ByteArrayInputStream(xsd.getBytes()); + return define(inputStream, "*.xsd"); + } + + public List /*Type*/define(Reader xsdReader, String schemaLocation) + { + InputSource inputSource = new InputSource(xsdReader); + return define(inputSource, schemaLocation); + + } + + public List /*Type*/define(InputStream xsdInputStream, String schemaLocation) + { + InputSource inputSource = new InputSource(xsdInputStream); + return define(inputSource, schemaLocation); + } + + protected List /*Type*/define(InputSource inputSource, String schemaLocation) + { + try + { + ResourceSet resourceSet = DataObjectUtil.createResourceSet(); + Resource model = resourceSet.createResource(URI.createURI(schemaLocation != null ? schemaLocation : "null.xsd")); + ((XSDResourceImpl)model).load(inputSource, null); + + List newTypes = new ArrayList(); + for (Iterator schemaIter = model.getContents().iterator(); schemaIter.hasNext(); ) + { + XSDSchema schema = (XSDSchema)schemaIter.next(); + + EPackage ePackage = extendedMetaData.getPackage(schema.getTargetNamespace()); + if (ePackage == null) + { + Collection originalEPackages = new HashSet(ecoreBuilder.getTargetNamespaceToEPackageMap().values()); + ecoreBuilder.generate(schema); + Collection newEPackages = ecoreBuilder.getTargetNamespaceToEPackageMap().values(); + + for (Iterator iter = newEPackages.iterator(); iter.hasNext();) + { + EPackage currentPackage = (EPackage)iter.next(); + if (!originalEPackages.contains(currentPackage)) + { + currentPackage.setEFactoryInstance(new DynamicDataObjectImpl.FactoryImpl()); + EcoreUtil.freeze(currentPackage); + newTypes.addAll(currentPackage.getEClassifiers()); + } + } + } + } + + return newTypes; + } + catch (Exception e) + { + //e.printStackTrace(); + throw new IllegalArgumentException(e.getMessage()); + } + } + + public String generate(List /*Type*/types) throws IllegalArgumentException + { + return generate(types, new Hashtable()); + } + + public String generate(List /*Type*/types, Map /*String, String*/namespaceToSchemaLocation) throws IllegalArgumentException + { + if ( types != null && !types.isEmpty() ) + { + Hashtable schemaMap = new Hashtable(); + Hashtable nsPrefixMap = new Hashtable(); + TypeTable typeTable = new TypeTable(); + + SchemaBuilder schemaBuilder = new SchemaBuilder( schemaMap, + nsPrefixMap, + typeTable, + namespaceToSchemaLocation); + + Iterator iterator = types.iterator(); + Type dataType = null; + + try + { + while ( iterator.hasNext() ) + { + dataType = (Type)iterator.next(); + schemaBuilder.buildSchema(dataType); + } + + XSDSchema xmlSchema = null; + iterator = schemaMap.values().iterator(); + StringWriter writer = new StringWriter(); + + TransformerFactory transformerFactory = TransformerFactory.newInstance(); + Transformer transformer = transformerFactory.newTransformer(); + transformer.setOutputProperty(OutputKeys.INDENT, "yes"); + transformer.setOutputProperty(OutputKeys.METHOD, "xml"); + transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes"); + + while ( iterator.hasNext() ) + { + xmlSchema = (XSDSchema)iterator.next(); + + if(xmlSchema.getElement() == null) + { + xmlSchema.updateElement(); + } + + transformer.transform(new DOMSource(xmlSchema.getElement().getOwnerDocument()), + new StreamResult(writer)); + } + writer.close(); + return writer.getBuffer().toString(); + } + catch ( Exception e ) + { + //System.out.println("Unable to generate schema due to ..." + e); + //e.printStackTrace(); + throw new IllegalArgumentException(e.getMessage()); + } + } + else + { + //System.out.println("No SDO Types to generate schema ..."); + return ""; + } + } + +} -- cgit v1.2.3