| /******************************************************************************* |
| * Copyright (c) 2007 Oracle. All rights reserved. This |
| * program and the accompanying materials are made available under the terms of |
| * the Eclipse Public License v1.0 which accompanies this distribution, and is |
| * available at http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: Oracle. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jpt.core.internal.platform; |
| |
| import org.eclipse.jpt.core.internal.IPersistentType; |
| import org.eclipse.jpt.core.internal.ITypeMapping; |
| import org.eclipse.jpt.core.internal.content.java.mappings.JavaRelationshipMapping; |
| import org.eclipse.jpt.core.internal.mappings.IEntity; |
| import org.eclipse.jpt.core.internal.mappings.IRelationshipMapping; |
| |
| public abstract class JavaRelationshipMappingContext extends JavaAttributeContext |
| { |
| protected JavaRelationshipMappingContext(IContext parentContext, JavaRelationshipMapping mapping) { |
| super(parentContext, mapping); |
| } |
| |
| protected IRelationshipMapping getMapping() { |
| return (IRelationshipMapping) super.getMapping(); |
| } |
| |
| protected IEntity targetEntity(DefaultsContext defaultsContext) { |
| String targetEntity = getMapping().fullyQualifiedTargetEntity(); |
| if (targetEntity == null) { |
| return null; |
| } |
| IPersistentType persistentType = defaultsContext.persistentType(targetEntity); |
| if (persistentType != null) { |
| ITypeMapping typeMapping = persistentType.getMapping(); |
| if (typeMapping instanceof IEntity) { |
| return (IEntity) typeMapping; |
| } |
| } |
| return null; |
| } |
| |
| |
| @Override |
| protected Object getDefault(String key, DefaultsContext defaultsContext) { |
| if (key.equals(BaseJpaPlatform.DEFAULT_TARGET_ENTITY_KEY)) { |
| return getMapping().fullyQualifiedTargetEntity(); |
| } |
| return super.getDefault(key, defaultsContext); |
| } |
| |
| } |