| /******************************************************************************* |
| * Copyright (c) 2008, 2011 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.jpa.eclipselink.core.internal.context.persistence; |
| |
| import java.util.Set; |
| import org.eclipse.jpt.common.utility.internal.CollectionTools; |
| import org.eclipse.jpt.jpa.core.context.persistence.PersistenceUnit; |
| import org.eclipse.jpt.jpa.core.internal.context.persistence.AbstractPersistenceUnitProperties; |
| |
| /** |
| * EclipseLinkPersistenceUnitProperties |
| * |
| * Listens to the propertyListAdapter |
| */ |
| public abstract class EclipseLinkPersistenceUnitProperties extends AbstractPersistenceUnitProperties |
| { |
| // ********** constructors ********** |
| protected EclipseLinkPersistenceUnitProperties(PersistenceUnit parent) { |
| super(parent); |
| } |
| |
| // ******** Convenience methods ******** |
| |
| protected Set<PersistenceUnit.Property> getPropertiesSetWithPrefix(String keyPrefix) { |
| return CollectionTools.set(this.getPersistenceUnit().getPropertiesWithNamePrefix(keyPrefix)); |
| } |
| |
| /** |
| * Extracts the entityName of the specified property name. If the property name |
| * has no suffix, return an empty string. |
| */ |
| protected String extractEntityNameOf(PersistenceUnit.Property property) { |
| return extractEntityNameOf(property.getName()); |
| } |
| |
| /** |
| * Extracts the entityName of the specified string. If the string |
| * has no suffix, return an empty string. |
| */ |
| protected String extractEntityNameOf(String propertyName) { |
| int index = propertyName.lastIndexOf('.'); |
| if (index == -1) { |
| return ""; //$NON-NLS-1$ |
| } |
| return propertyName.substring(index + 1); |
| } |
| |
| } |