1 files changed, 178 insertions, 0 deletions
diff --git a/sdo-java/branches/emf-2.5/impl/src/main/java/org/apache/tuscany/sdo/helper/BaseSDOExtendedMetaDataImpl.java b/sdo-java/branches/emf-2.5/impl/src/main/java/org/apache/tuscany/sdo/helper/BaseSDOExtendedMetaDataImpl.java
new file mode 100644
index 0000000000..9a9bccd3fd
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+++ b/sdo-java/branches/emf-2.5/impl/src/main/java/org/apache/tuscany/sdo/helper/BaseSDOExtendedMetaDataImpl.java
@@ -0,0 +1,178 @@
+/**
+ *
+ *  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 org.apache.tuscany.sdo.SDOPackage;
+import org.apache.tuscany.sdo.impl.SDOPackageImpl;
+import org.eclipse.emf.ecore.EAttribute;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EClassifier;
+import org.eclipse.emf.ecore.EPackage;
+import org.eclipse.emf.ecore.EReference;
+import org.eclipse.emf.ecore.EStructuralFeature;
+import org.eclipse.emf.ecore.ETypedElement;
+import org.eclipse.emf.ecore.EcoreFactory;
+import org.eclipse.emf.ecore.EcorePackage;
+import org.eclipse.emf.ecore.util.BasicExtendedMetaData;
+import org.eclipse.emf.ecore.util.ExtendedMetaData;
+import org.eclipse.emf.ecore.xml.type.XMLTypePackage;
+
+/**
+ * A BasicExtendedMetaData that uses a supplied (SDO) ecore factory to create
+ * properties and types.
+ */
+public class BaseSDOExtendedMetaDataImpl extends BasicExtendedMetaData {
+	protected EcoreFactory ecoreFactory = EcoreFactory.eINSTANCE;
+	protected DemandMetaData demandMetaData = new DemandMetaData();
+
+	public static class DemandMetaData {
+		EClassifier getEObject() {
+			return EcorePackage.eINSTANCE.getEObject();
+		}
+
+		EClass getAnyType() {
+			return XMLTypePackage.eINSTANCE.getAnyType();
+		}
+
+		EClassifier getAnySimpleType() {
+			return XMLTypePackage.eINSTANCE.getAnySimpleType();
+		}
+
+		EClass getXMLTypeDocumentRoot() {
+			return XMLTypePackage.eINSTANCE.getXMLTypeDocumentRoot();
+		}
+	}
+
+	public BaseSDOExtendedMetaDataImpl(EPackage.Registry registry) {
+		super(registry);
+	}
+
+	public EPackage demandPackage(String namespace) {
+		EPackage ePackage = demandRegistry.getEPackage(namespace);
+		if (ePackage == null) {
+			ePackage = ecoreFactory.createEPackage();
+			ePackage.setNsURI(namespace);
+			setQualified(ePackage, namespace != null);
+			if (namespace != null) {
+				ePackage.setNsPrefix(namespace
+						.equals(ExtendedMetaData.XMLNS_URI) ? namespace
+						.equals(ExtendedMetaData.XML_URI) ? "xml" : "xmlns"
+						: computePrefix(namespace));
+			}
+			demandRegistry.put(namespace, ePackage);
+
+			// demandDocumentRoot(ePackage);
+
+			EClass documentRootEClass = ecoreFactory.createEClass();
+			documentRootEClass.getESuperTypes().add(
+					demandMetaData.getXMLTypeDocumentRoot());
+			documentRootEClass.setName("DocumentRoot");
+			ePackage.getEClassifiers().add(documentRootEClass);
+			setDocumentRoot(documentRootEClass);
+		}
+		return ePackage;
+	}
+
+	public EClassifier demandType(String namespace, String name) {
+		EPackage ePackage = demandPackage(namespace);
+		EClassifier eClassifier = getType(ePackage, name);
+		if (eClassifier != null) {
+			return eClassifier;
+		} else {
+			// if it is a DataObject I need to put the SDOPackage DataObject
+			// Class...
+			EClass eClass = null;
+			//if ("DataObject".equals(name)) {
+			//	eClass = SDOPackage.eINSTANCE.getAnyTypeDataObject();
+			//} else {
+				eClass = ecoreFactory.createEClass();
+				eClass.setName(name);
+				eClass.getESuperTypes().add(demandMetaData.getAnyType());
+				setContentKind(eClass, MIXED_CONTENT);
+			//}
+
+			ePackage.getEClassifiers().add(eClass);
+			return eClass;
+		}
+	}
+
+	public EStructuralFeature demandFeature(String namespace, String name,
+			boolean isElement, boolean isReference) {
+		EPackage ePackage = demandPackage(namespace);
+		EClass documentRootEClass = getDocumentRoot(ePackage);
+		EStructuralFeature eStructuralFeature = isElement ? getLocalElement(
+				documentRootEClass, namespace, name) : getLocalAttribute(
+				documentRootEClass, namespace, name);
+		if (eStructuralFeature != null) {
+			return eStructuralFeature;
+		} else {
+			if (isReference) {
+				EReference eReference = ecoreFactory.createEReference();
+				eReference.setContainment(isElement);
+				eReference.setEType(demandMetaData.getEObject());
+				eReference.setName(name);
+				eReference.setDerived(true);
+				eReference.setTransient(true);
+				eReference.setVolatile(true);
+				documentRootEClass.getEStructuralFeatures().add(eReference);
+
+				setFeatureKind(eReference, isElement ? ELEMENT_FEATURE
+						: ATTRIBUTE_FEATURE);
+				setNamespace(eReference, namespace);
+
+				// Mark the bound as unspecified so that it won't be considered
+				// many
+				// but can nevertheless be recognized as being unspecified and
+				// perhaps still be treat as many.
+				//
+				if (isElement) {
+					eReference
+							.setUpperBound(ETypedElement.UNSPECIFIED_MULTIPLICITY);
+				}
+
+				return eReference;
+			} else {
+				EAttribute eAttribute = ecoreFactory.createEAttribute();
+				eAttribute.setName(name);
+				eAttribute.setEType(demandMetaData.getAnySimpleType());
+				eAttribute.setDerived(true);
+				eAttribute.setTransient(true);
+				eAttribute.setVolatile(true);
+				documentRootEClass.getEStructuralFeatures().add(eAttribute);
+
+				setFeatureKind(eAttribute, isElement ? ELEMENT_FEATURE
+						: ATTRIBUTE_FEATURE);
+				setNamespace(eAttribute, namespace);
+
+				// Mark the bound as unspecified so that it won't be considered
+				// many
+				// but can nevertheless be recognized as being unspecified and
+				// perhaps still be treat as many.
+				//
+				if (isElement) {
+					eAttribute
+							.setUpperBound(ETypedElement.UNSPECIFIED_MULTIPLICITY);
+				}
+
+				return eAttribute;
+			}
+		}
+	}
+}