diff options
Diffstat (limited to 'das-java/contrib/ldap/das.ldap/src/main/java/org/apache/tuscany/das/ldap/schema/emf/create/EcoreTypeSystemHelper.java')
| -rw-r--r-- | das-java/contrib/ldap/das.ldap/src/main/java/org/apache/tuscany/das/ldap/schema/emf/create/EcoreTypeSystemHelper.java | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/das-java/contrib/ldap/das.ldap/src/main/java/org/apache/tuscany/das/ldap/schema/emf/create/EcoreTypeSystemHelper.java b/das-java/contrib/ldap/das.ldap/src/main/java/org/apache/tuscany/das/ldap/schema/emf/create/EcoreTypeSystemHelper.java new file mode 100644 index 0000000000..b9e8fac0fa --- /dev/null +++ b/das-java/contrib/ldap/das.ldap/src/main/java/org/apache/tuscany/das/ldap/schema/emf/create/EcoreTypeSystemHelper.java @@ -0,0 +1,388 @@ +/* + * 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.das.ldap.schema.emf.create; + +import java.util.ArrayList; +import java.util.Iterator; +import java.util.List; +import java.util.Stack; + +import javax.naming.NamingException; +import javax.naming.directory.DirContext; +import javax.naming.ldap.LdapContext; + +import org.apache.tuscany.das.ldap.schema.create.SyntaxEntryCreator; +import org.apache.tuscany.das.ldap.schema.emf.destroy.EStructuralFeatureTypeDestroyer; +import org.eclipse.emf.ecore.EAttribute; +import org.eclipse.emf.ecore.EClass; +import org.eclipse.emf.ecore.EClassifier; +import org.eclipse.emf.ecore.EDataType; +import org.eclipse.emf.ecore.EObject; +import org.eclipse.emf.ecore.EPackage; +import org.eclipse.emf.ecore.EReference; +import org.eclipse.emf.ecore.EStructuralFeature; + +/** + * The Class EcoreTypeSystemCreatorHelper. + */ +public class EcoreTypeSystemHelper +{ + + /** + * Creates the E data types list. + * + * @param ePackage the e package + * + * @return the list< E data type> + */ + public static List<EDataType> createEDataTypesList( + EPackage ePackage) + { + List<EObject> list = ePackage.eContents(); + List<EDataType> eDataTypes = new ArrayList<EDataType>(); + Iterator<EObject> iterator = list.iterator(); + while (iterator.hasNext()) + { + Object object = iterator.next(); + if (object instanceof EDataType ) + { + eDataTypes.add( ( EDataType ) object ); + } + } + return eDataTypes; + } + + public static void createSyntaxCheckerEntries( + String oidPrefix, + LdapContext syntaxCheckersContext) throws Exception + + { + + } + + /** + * Creates the syntax entries. + * + * @param oidPrefix the oid prefix + * @param eDataTypes the e data types + * @param syntaxesContext the syntaxes context + * + * @throws Exception the exception + */ + public static void createSyntaxEntries( + List<EDataType> eDataTypes, + String oidPrefix, + LdapContext syntaxesContext, + LdapContext syntaxCheckersContext) throws Exception + { + Iterator<EDataType> eDataTypeIterator = + eDataTypes.iterator(); + + String eDataTypeName = + null; + String eDataTypeNamespaceURI = + null; + + while (eDataTypeIterator.hasNext()) + { + EDataType eDataType = + eDataTypeIterator.next(); + eDataTypeName = + eDataType.getName(); + eDataTypeNamespaceURI = + eDataType.getEPackage().getNsURI(); + + SyntaxEntryCreator.create( + oidPrefix, + eDataTypeNamespaceURI, + eDataTypeName, + syntaxesContext, + syntaxCheckersContext); + } + } + + /** + * Creates the E classifiers list. + * + * @param ePackage the e package + * + * @return the list< E class> + */ + public static List<EClass> createEClassifiersList( + EPackage ePackage) + { + List<EObject> list = ePackage.eContents(); + List<EClass> eClassifiers = new ArrayList<EClass>(); + Iterator<EObject> iterator = list.iterator(); + while (iterator.hasNext()) + { + Object object = iterator.next(); + if (object instanceof EClassifier ) + { + eClassifiers.add( ( EClass ) object ); + } + } + return eClassifiers; + } + + /** + * Creates the E classifier entries. + * + * @param eClassifiers the e classifiers + */ + public static void createEClassifierEntries( + List<EClass> eClassifiers) + { + + } + + /** + * Load parent E classifier stack. + * + * @param parentEClassifierStack the parent E classifier stack + * @param eClass the e class + * + * @return the stack< E class> + * + * Note that clients should pass null for the + * parentEClassifierStack argument. The method + * creates the stack when needed, and uses + * it during recursion. + */ + public static Stack<EClass> loadParentEClassifierStack( + EClass eClass, + Stack<EClass> parentEClassifierStack) + { + List<EClass> eClassParents = + eClass.getESuperTypes(); + + if (eClassParents.size() > 0) + { + Iterator<EClass> eClassParentIterator = + eClassParents.iterator(); + + while(eClassParentIterator.hasNext()) + { + EClass parentEClass = + eClassParentIterator.next(); + + if (!parentEClass.isInterface()) + { + if (parentEClassifierStack == null) + { + parentEClassifierStack = new Stack<EClass>(); + } + + parentEClassifierStack.push( parentEClass ); + + eClassParents = parentEClass.getESuperTypes(); + + if (eClassParents.size() == 0) + { + return parentEClassifierStack; + } + else + { + loadParentEClassifierStack( + parentEClass, + parentEClassifierStack ); + } + } + } + } + return parentEClassifierStack; + } + + /** + * Creates the E object class parents. + * + * @param oidPrefix the oid prefix + * @param objectClassesContext the object classes context + * @param eClass the e class + * + * @throws Exception the exception + * @throws NamingException the naming exception + */ + public static void createEObjectClassParents( + DirContext dasModelMetaContext, + DirContext attributeTypesContext, + DirContext objectClassesContext, + EClass eClass, + String oidPrefix) + throws NamingException, Exception + { + Stack<EClass> parentEClassifierStack = + EcoreTypeSystemHelper. + loadParentEClassifierStack( + eClass, + null); + + EClass parentEClass = null; + + for (int i=0; i<parentEClassifierStack.size(); i++) + { + parentEClass = parentEClassifierStack.pop(); + + EObjectClassCreator + eObjectClassCreator = + new EObjectClassCreator(); + + eObjectClassCreator.create( + dasModelMetaContext, + attributeTypesContext, + objectClassesContext, + parentEClass, + null, + oidPrefix); + } + } + + /** + * Creates the attribute types. + * + * @param oidPrefix the oid prefix + * @param eClass the e class + * @param attributeTypesContext the attribute types context + * + * @throws Exception the exception + * @throws NamingException the naming exception + */ + public static void createAttributeTypes( + DirContext attributeTypesContext, + EClass eClass, + String oidPrefix) + throws NamingException, Exception + { + List<EAttribute> eAttributes = + eClass.getEAttributes(); + + Iterator<EAttribute> eAttributeIterator = + eAttributes.iterator(); + + while (eAttributeIterator.hasNext()) + { + EAttribute eAttribute = eAttributeIterator.next(); + + EAttributeTypeCreator + eAttributeTypeCreator = + new EAttributeTypeCreator(); + + eAttributeTypeCreator.create( + attributeTypesContext, + eAttribute, + oidPrefix ); + } + + List<EReference> eReferences = + eClass.getEReferences(); + + Iterator<EReference> eReferenceIterator = + eReferences.iterator(); + + while(eReferenceIterator.hasNext()) + { + EReference eReference = + eReferenceIterator. + next(); + + EReferenceTypeCreator + eReferenceTypeCreator = + new EReferenceTypeCreator(); + + eReferenceTypeCreator.create( + attributeTypesContext, + eReference, + oidPrefix); + } + } + + /** + * Destroy attribute types. + * + * @param oidPrefix the oid prefix + * @param eClass the e class + * @param attributeTypesContext the attribute types context + * + * @throws Exception the exception + * @throws NamingException the naming exception + */ + public static void destroyAttributeTypes( + DirContext attributeTypesContext, + EClass eClass, + String oidPrefix) + throws NamingException, Exception + { + List<EStructuralFeature> + eStructuralFeatures = + eClass. + getEStructuralFeatures(); + + Iterator<EStructuralFeature> + eStructuralFeatureIterator = + eStructuralFeatures.iterator(); + + while (eStructuralFeatureIterator.hasNext()) + { + EStructuralFeature + eStructuralFeature = + eStructuralFeatureIterator.next(); + + EStructuralFeatureTypeDestroyer.destroy( + attributeTypesContext, + eStructuralFeature, + oidPrefix ); + } + } + + /** + * Gets the E class parent. + * + * @param eClass the e class + * + * @return the e class parent + */ + public static EClass getEClassParent(EClass eClass) + { + List<EClass> eClassParents = + eClass.getESuperTypes(); + + if (eClassParents.size() > 0) + { + Iterator<EClass> eClassParentIterator = + eClassParents.iterator(); + + while(eClassParentIterator.hasNext()) + { + EClass parentEClass = + eClassParentIterator.next(); + + if (!parentEClass.isInterface()) + { + return parentEClass; + } + else + { + return null; + } + } + } + return null; + } +} |