| /******************************************************************************* |
| * Copyright (c) 2013, 2019 CEA LIST and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * E.D.Willink(CEA LIST) - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ocl.examples.codegen.java.types; |
| |
| import java.util.List; |
| |
| import org.eclipse.emf.ecore.EClassifier; |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.ocl.examples.codegen.generator.CodeGenerator; |
| import org.eclipse.ocl.examples.codegen.generator.TypeDescriptor; |
| import org.eclipse.ocl.examples.codegen.java.JavaStream; |
| import org.eclipse.ocl.pivot.ids.CollectionTypeId; |
| |
| /** |
| * An EObjectsDescriptor describes a type for a collection of (unboxed) EObject representations. It has a pivot CollectionTypeId describing |
| * both collection and elements, a Java class name for the elements and an EClassifier for the elements. |
| * <br> |
| * Note that in EMF, that Java class for all collections is java.util.List. |
| * <p> |
| * This descriptor is used whenever the Java classes actually exist. |
| */ |
| public class EObjectsDescriptor extends AbstractCollectionDescriptor implements EcoreDescriptor, UnboxedDescriptor |
| { |
| protected final @NonNull EClassifier eClassifier; |
| protected final @NonNull Class<?> javaClass; |
| protected final @NonNull Class<?> oldJavaClass; |
| |
| public EObjectsDescriptor(@NonNull CollectionTypeId collectionTypeId, @NonNull EClassifier eClassifier, @NonNull Class<?> javaClass) { |
| super(collectionTypeId); |
| this.eClassifier = eClassifier; |
| this.javaClass = javaClass; |
| this.oldJavaClass = reClass(javaClass); |
| } |
| |
| @Override |
| public void append(@NonNull JavaStream javaStream, @Nullable Boolean isRequired) { |
| javaStream.appendClassReference(isRequired, List.class, javaClass != oldJavaClass, oldJavaClass); |
| } |
| |
| @Override |
| public void append(@NonNull JavaStream javaStream, boolean reClass) { |
| javaStream.appendClassReference(null, List.class, javaClass != oldJavaClass, reClass ? javaClass : oldJavaClass); |
| } |
| |
| @Override |
| public void appendElement(@NonNull JavaStream javaStream, boolean reClass) { |
| javaStream.appendClassReference(null, reClass ? javaClass : oldJavaClass); |
| } |
| |
| @Override |
| public @NonNull String getClassName() { |
| return javaClass.getName(); |
| } |
| |
| @Override |
| public @NonNull EcoreDescriptor getEcoreDescriptor(@NonNull CodeGenerator codeGenerator, @Nullable Class<?> instanceClass) { |
| return this; |
| } |
| |
| @Override |
| public @NonNull Class<?> getJavaClass() { |
| return javaClass; |
| } |
| |
| @Override |
| public @NonNull UnboxedDescriptor getUnboxedDescriptor(@NonNull CodeGenerator codeGenerator) { |
| return this; |
| } |
| |
| @Override |
| public @Nullable Class<?> hasJavaClass() { |
| return javaClass; |
| } |
| |
| @Override |
| public final boolean isAssignableFrom(@NonNull TypeDescriptor typeDescriptor) { |
| if (!(typeDescriptor instanceof EObjectsDescriptor)) { |
| return false; |
| } |
| return javaClass.isAssignableFrom(typeDescriptor.getJavaClass()); |
| } |
| } |