| /******************************************************************************* |
| * Copyright (c) 2008 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.mappings.db; |
| |
| import java.util.Iterator; |
| import org.eclipse.jpt.core.internal.IJpaNode; |
| import org.eclipse.jpt.db.internal.Database; |
| import org.eclipse.jpt.ui.internal.widgets.AbstractFormPane; |
| import org.eclipse.jpt.utility.internal.iterators.EmptyIterator; |
| import org.eclipse.jpt.utility.internal.model.value.PropertyValueModel; |
| import org.eclipse.swt.widgets.Composite; |
| |
| /** |
| * This database object combo handles showing the database's schemas. |
| * |
| * @version 2.0 |
| * @since 2.0 |
| */ |
| public abstract class SchemaCombo<T extends IJpaNode> extends AbstractDatabaseObjectCombo<T> |
| { |
| /** |
| * Creates a new <code>SchemaCombo</code>. |
| * |
| * @param parentPane The parent container of this one |
| * @param parent The parent container |
| */ |
| public SchemaCombo(AbstractFormPane<? extends T> parentPane, |
| Composite parent) |
| { |
| super(parentPane, parent); |
| } |
| |
| /** |
| * Creates a new <code>SchemaCombo</code>. |
| * |
| * @param subjectHolder The holder of the subject |
| * @param parent The parent container |
| * @param widgetFactory The factory used to create various common widgets |
| */ |
| public SchemaCombo(PropertyValueModel<? extends T> subjectHolder, |
| Composite parent, |
| IWidgetFactory widgetFactory) |
| { |
| super(subjectHolder, parent, widgetFactory); |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| protected Iterator<String> values() { |
| |
| Database database = this.database(); |
| |
| if (database != null) { |
| return database.schemaNames(); |
| } |
| |
| return EmptyIterator.instance(); |
| } |
| } |