| /******************************************************************************* |
| * Copyright (c) 2012, 2013 Oracle. All rights reserved. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License 2.0, which accompanies this distribution |
| * and is available at https://www.eclipse.org/legal/epl-2.0/. |
| * |
| * Contributors: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.jpa.core.internal; |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IWorkspace; |
| import org.eclipse.core.runtime.IAdapterFactory; |
| import org.eclipse.jpt.jpa.core.JpaPlatform; |
| import org.eclipse.jpt.jpa.core.JpaPreferences; |
| import org.eclipse.jpt.jpa.core.JpaWorkspace; |
| import org.eclipse.jpt.jpa.core.context.XmlFile; |
| import org.eclipse.jpt.jpa.core.platform.JpaPlatformManager; |
| |
| public class XmlFileAdapterFactory |
| implements IAdapterFactory |
| { |
| private static final Class<?>[] ADAPTER_LIST = new Class[] { |
| JpaPlatform.Config.class |
| }; |
| |
| public Class<?>[] getAdapterList() { |
| return ADAPTER_LIST; |
| } |
| |
| public Object getAdapter(Object adaptableObject, @SuppressWarnings("rawtypes") Class adapterType) { |
| if (adaptableObject instanceof XmlFile) { |
| return this.getAdapter(((XmlFile) adaptableObject).getXmlResource().getFile(), adapterType); |
| } |
| return null; |
| } |
| |
| private Object getAdapter(IResource resource, Class<?> adapterType) { |
| if (adapterType == JpaPlatform.Config.class) { |
| return this.getJpaPlatformConfig(resource); |
| } |
| return null; |
| } |
| |
| private JpaPlatform.Config getJpaPlatformConfig(IResource resource) { |
| JpaPlatformManager jpaPlatformManager = this.getJpaPlatformManager(resource.getWorkspace()); |
| return (jpaPlatformManager == null) ? null : jpaPlatformManager.getJpaPlatformConfig(JpaPreferences.getJpaPlatformID(resource.getProject())); |
| } |
| |
| private JpaPlatformManager getJpaPlatformManager(IWorkspace workspace) { |
| JpaWorkspace jpaWorkspace = this.getJpaWorkspace(workspace); |
| return (jpaWorkspace == null) ? null : jpaWorkspace.getJpaPlatformManager(); |
| } |
| |
| private JpaWorkspace getJpaWorkspace(IWorkspace workspace) { |
| return (JpaWorkspace) workspace.getAdapter(JpaWorkspace.class); |
| } |
| } |