| /******************************************************************************* |
| * Copyright (c) 2003, 2005 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| /* |
| * Created on Jun 21, 2004 |
| * @author jsholl |
| */ |
| package org.eclipse.jst.j2ee.application.internal.operations; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.jem.util.RegistryReader; |
| import org.eclipse.jem.util.logger.proxy.Logger; |
| import org.eclipse.jst.j2ee.internal.plugin.J2EEPlugin; |
| |
| /** |
| * @author jsholl |
| */ |
| public class ExtendedImportRegistry extends RegistryReader { |
| |
| private static final String PLUGIN_ID = J2EEPlugin.PLUGIN_ID; |
| |
| private static final String EXTENSION_ID = "ExtendedModuleImport"; //$NON-NLS-1$ |
| |
| private static final String FACTORY_CLASS = "factoryClass"; //$NON-NLS-1$ |
| |
| private static final String MODULE_TYPE = "moduleType"; //$NON-NLS-1$ |
| |
| public static final String EJB_TYPE = "EJB"; //$NON-NLS-1$ |
| |
| private List ejbConfigurationElements = null; |
| |
| private List ejbFactories = null; |
| |
| private static ExtendedImportRegistry instance = null; |
| |
| public static ExtendedImportRegistry getInstance() { |
| //if (null == instance) { |
| instance = new ExtendedImportRegistry(); |
| //} |
| return instance; |
| } |
| |
| private ExtendedImportRegistry() { |
| super(PLUGIN_ID, EXTENSION_ID); |
| readRegistry(); |
| } |
| |
| /** |
| * returns a List of ExtendedFactories; |
| * |
| * @param type |
| * @return |
| */ |
| public List getFactories(String type) { |
| if (type.equals(EJB_TYPE)) { |
| if (ejbFactories == null) { |
| ejbFactories = new ArrayList(); |
| for (int i = 0; null != ejbConfigurationElements && i < ejbConfigurationElements.size(); i++) { |
| try { |
| ejbFactories.add(((IConfigurationElement) ejbConfigurationElements.get(i)).createExecutableExtension(FACTORY_CLASS)); |
| } catch (CoreException e) { |
| Logger.getLogger().logError(e); |
| } |
| } |
| } |
| return ejbFactories; |
| } |
| return null; |
| } |
| |
| public boolean readElement(IConfigurationElement element) { |
| String moduleType = element.getAttribute(MODULE_TYPE); |
| if (null != moduleType) { |
| if (moduleType.equals(EJB_TYPE)) { |
| if (ejbConfigurationElements == null) { |
| ejbConfigurationElements = new ArrayList(); |
| } |
| ejbConfigurationElements.add(element); |
| return true; |
| } |
| } |
| return false; |
| } |
| } |