| /******************************************************************************* |
| * Copyright (c) 2008, 2009 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.ui.internal.details; |
| |
| import java.util.ListIterator; |
| import org.eclipse.jpt.core.context.Entity; |
| import org.eclipse.jpt.core.context.PrimaryKeyJoinColumn; |
| import org.eclipse.jpt.db.Table; |
| import org.eclipse.jpt.utility.internal.iterators.SingleElementListIterator; |
| |
| /** |
| * The state object used to create or edit a primary key join column on an |
| * entity. |
| * |
| * @see PrimaryKeyJoinColumn |
| * @see Entity |
| * @see PrimaryKeyJoinColumnDialog |
| * @see PrimaryKeyJoinColumnDialogPane |
| * |
| * @version 2.0 |
| * @since 2.0 |
| */ |
| public class PrimaryKeyJoinColumnStateObject extends BaseJoinColumnStateObject |
| { |
| /** |
| * Creates a new <code>PrimaryKeyJoinColumnStateObject</code>. |
| * |
| * @param entity The owner of the join column to create or where it is |
| * located |
| * @param joinColumn The join column to edit or <code>null</code> if this is |
| * used to create a new one |
| */ |
| public PrimaryKeyJoinColumnStateObject(Entity entity, |
| PrimaryKeyJoinColumn joinColumn) { |
| super(entity, joinColumn); |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| public String getDefaultTable() { |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| public PrimaryKeyJoinColumn getJoinColumn() { |
| return (PrimaryKeyJoinColumn) super.getJoinColumn(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| public Table getNameTable() { |
| return getOwner().getPrimaryDbTable(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| public Entity getOwner() { |
| return (Entity) super.getOwner(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| public Table getReferencedNameTable() { |
| Entity parentEntity = getOwner().getParentEntity(); |
| return (parentEntity == null) ? getOwner().getPrimaryDbTable() : parentEntity.getPrimaryDbTable(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| protected String getInitialTable() { |
| return getOwner().getPrimaryTableName(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| public ListIterator<String> tables() { |
| return new SingleElementListIterator<String>(getInitialTable()); |
| } |
| } |