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Diffstat (limited to 'branches/sdo-1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/SDODeserializer.java')
| -rw-r--r-- | branches/sdo-1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/SDODeserializer.java | 340 |
1 files changed, 0 insertions, 340 deletions
diff --git a/branches/sdo-1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/SDODeserializer.java b/branches/sdo-1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/SDODeserializer.java deleted file mode 100644 index 01c043b074..0000000000 --- a/branches/sdo-1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/SDODeserializer.java +++ /dev/null @@ -1,340 +0,0 @@ -/** - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -package org.apache.tuscany.sdo.util.resource; - -import java.util.HashMap; -import java.util.Iterator; -import java.util.List; -import java.util.Map; - -import javax.xml.namespace.NamespaceContext; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; - -import org.apache.tuscany.sdo.helper.HelperContextImpl; -import org.apache.tuscany.sdo.helper.TypeHelperImpl; -import org.apache.tuscany.sdo.helper.XMLStreamHelper; -import org.apache.tuscany.sdo.helper.XMLStreamHelperImpl; -import org.apache.tuscany.sdo.util.StreamDeserializer; -import org.eclipse.emf.common.notify.Notification; -import org.eclipse.emf.common.util.EList; -import org.eclipse.emf.common.util.TreeIterator; -import org.eclipse.emf.ecore.EClass; -import org.eclipse.emf.ecore.EObject; -import org.eclipse.emf.ecore.EReference; -import org.eclipse.emf.ecore.EStructuralFeature; -import org.eclipse.emf.ecore.resource.Resource; -import org.eclipse.emf.ecore.util.EcoreUtil; -import org.eclipse.emf.ecore.util.ExtendedMetaData; -import org.eclipse.emf.ecore.xmi.XMLResource; - -import commonj.sdo.Property; -import commonj.sdo.Type; -import commonj.sdo.helper.HelperContext; -import commonj.sdo.helper.TypeHelper; -import commonj.sdo.helper.XSDHelper; - -/** - * SDO StAX Deserializer. The instance isn't thread-safe, however it's safe to use the instance any times on the same thread. - */ -public class SDODeserializer extends StreamDeserializer { - private HelperContext hc; - protected final void initialize(XMLStreamReader stream, HelperContext scope, Object rootObject) { - hc = scope; - reader = stream; - xsdHelper = scope.getXSDHelper(); - typeHelper = scope.getTypeHelper(); - extendedMetaData = ((TypeHelperImpl) typeHelper).getExtendedMetaData(); - deserializer = (XMLStreamHelperImpl)((HelperContextImpl)scope).getXMLStreamHelper();; - root = (EObject) rootObject; - } - - XSDHelper xsdHelper; - - protected Property propertyInSequence; - - Property getProperty(Object type) { - EClass c = (EClass) type; - EStructuralFeature containment = (EStructuralFeature) propertyInSequence; - Object containing = extendedMetaData.getAffiliation(c, containment); - // if (containing == null) report error? - if (containment == containing && containment.isDerived()) { - containing = extendedMetaData.getMixedFeature(c); - if (containing == null) { - containing = extendedMetaData.getGroup(containment); - if (containing == null) - return propertyInSequence; - } - } - return (Property) containing; - } - - protected final Property getProperty(Type type, String nameSpace, String name, boolean element) { - for (Iterator iterator = type.getProperties().iterator(); iterator.hasNext();) { - propertyInSequence = (Property) iterator.next(); - if (name.equals(xsdHelper.getLocalName(propertyInSequence)) - && nameSpace.equals(xsdHelper.getNamespaceURI(propertyInSequence))) - return getProperty(type); - } - propertyInSequence = xsdHelper.getGlobalProperty(nameSpace, name, element); - // if (propertyInSequence == null) report error? - return getProperty(type); - } - - protected final Property getProperty(Type type, String name) { - propertyInSequence = type.getProperty(name); - // if (propertyInSequence == null) report error? - return getProperty(type); - } - - protected final Property getProperty(String nameSpace, String name, Type type) { - return null == nameSpace ? getProperty(type, name) : getProperty(type, nameSpace, name, true); - } - - XMLStreamHelperImpl deserializer; - - TypeHelper typeHelper; - - protected Object load(XMLStreamReader reader, Map options) throws XMLStreamException { - return deserializer.loadObject(reader, options); - } - - static Object value(Type type, XMLStreamReader reader) throws XMLStreamException { - return value(type, reader.getElementText(), reader.getNamespaceContext()); - } - - protected final Object value(Type type) throws XMLStreamException { - return "true".equals(reader.getAttributeValue(ExtendedMetaData.XSI_URI, XMLResource.NIL)) ? null : type.isDataType() ? value(type, reader) - : load(reader, null); - } - - Map options/* = null */; - - protected final Object value(XMLStreamReader reader) throws XMLStreamException { - Type propertyType = propertyInSequence.getType(); - if (propertyType.isDataType()) - return value(propertyType, reader); - if (options == null) - options = new HashMap(); - options.put(XMLStreamHelper.OPTION_DEFAULT_ROOT_TYPE, propertyType); - return load(reader, options); - } - - private boolean match(String name, String space, EStructuralFeature feature) { - return name.equals(extendedMetaData.getName(feature)) && space.equals(extendedMetaData.getNamespace(feature)); - } - - EObject step(String ref, int step, int index, EObject container, String prefix, NamespaceContext nameSpaces) { - String name = ref.substring(step, index); - Iterator iterator = container.eContents().iterator(); - if (iterator.hasNext()) - if (prefix == null) - do { - container = (EObject) iterator.next(); - // if( container == null )continue; - if (name.equals(extendedMetaData.getName(container.eContainmentFeature()))) - return container; - } while (iterator.hasNext()); - else { - prefix = nameSpaces.getNamespaceURI(prefix); - do { - container = (EObject) iterator.next(); - // if( container == null )continue; - if (match(name, prefix, container.eContainmentFeature())) - return container; - } while (iterator.hasNext()); - } - return null; - } - - EObject root; - - ExtendedMetaData extendedMetaData; - - protected final EObject referent(String ref, NamespaceContext nameSpaces) { - int length = ref.length(); - switch (length) { - case 0: - return null; - case 1: // # - return root; - } - EObject container; - int step; - if (ref.charAt(1) == '/') { - container = EcoreUtil.getRootContainer(root); - if (length == 2) - return container; - if (ref.charAt(2) == '/') { - for (Iterator iterator = container.eContents().iterator();/* true */;) { - if (!iterator.hasNext()) - return null; - container = (EObject) iterator.next(); - // if( container != null ) - break; - } - /*#// is invalid - if (length == 3) - return container; */ - step = 3; - } else - step = 2; - } else { - container = root; - step = 1; - } - String prefix = null; - for (int index = step; ++index != length;) { - switch (ref.charAt(index)) { - case '/': - container = step(ref, step, index, container, prefix, nameSpaces); - if (container == null) - return null; - break; - case ':': - prefix = ref.substring(step, index); - if (++index == length) - return container; // report error? - step = index; - default: - continue; - case '[': - name = ref.substring(step, index); - step = ref.indexOf(']', index + 2); - if (step == -1) - return container; // report error? - index = Integer.parseInt(ref.substring(++index, step)); - EStructuralFeature feature; - Iterator iterator = container.eContents().iterator(); - if (prefix == null) - do { - if (!iterator.hasNext()) - return null; - EObject content = (EObject) iterator.next(); - // if( content == null )continue; - feature = content.eContainmentFeature(); - } while (!name.equals(extendedMetaData.getName(feature))); - else { - prefix = nameSpaces.getNamespaceURI(prefix); - do { - if (!iterator.hasNext()) - return null; - EObject content = (EObject) iterator.next(); - // if( content == null )continue; - feature = content.eContainmentFeature(); - } while (!match(name, prefix, feature)); - } - Object value = container.eGet(feature); - if (value instanceof List) { - List values = (List) value; - if (index > values.size()) - return null; - container = (EObject) values.get(--index); - } else if (index == 1) - container = (EObject) value; - else - return null; - index = ref.indexOf('/', ++step); - if (index == -1) - return container; - } - if (++index == length) - return container; - step = index; - prefix = null; - } - return step(ref, step, length, container, prefix, nameSpaces); - } - - static protected class Ref implements EObject // FeatureMapEntry value - { - protected Ref(String path, NamespaceContext context) { - ref = path; - nameSpaces = context; - } - - final String ref; - - final NamespaceContext nameSpaces; - - public TreeIterator eAllContents() { - return null; - } - public EClass eClass() { - return null; - } - public EObject eContainer() { - return null; - } - public EStructuralFeature eContainingFeature() { - return null; - } - public EReference eContainmentFeature() { - return null; - } - public EList eContents() { - return null; - } - public EList eCrossReferences() { - return null; - } - public Object eGet(EStructuralFeature feature) { - return null; - } - public Object eGet(EStructuralFeature feature, boolean resolve) { - return null; - } - public boolean eIsProxy() { - return false; - } - public boolean eIsSet(EStructuralFeature feature) { - return false; - } - public Resource eResource() { - return null; - } - public void eSet(EStructuralFeature feature, Object newValue) { - } - public void eUnset(EStructuralFeature feature) { - } - public EList eAdapters() { - return null; - } - public boolean eDeliver() { - return false; - } - public void eNotify(Notification notification) { - } - public void eSetDeliver(boolean deliver) { - } - } - - protected final EObject referent(Ref path) { - return referent(path.ref, path.nameSpaces); - } - - protected final Type typeXSI() { - return typedXSI() ? typeHelper.getType(nameSpace, name) : null; - } - - protected final Type globalElementType(String nameSpace, String name) { - return xsdHelper.getGlobalProperty(nameSpace, name, true).getType(); - } -} |