| /***************************************************************************** |
| * Copyright (c) 2019 CEA LIST, and others. |
| * |
| * 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/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Nicolas FAUVERGUE (CEA LIST) nicolas.fauvergue@cea.fr - Initial API and implementation |
| * |
| *****************************************************************************/ |
| package org.eclipse.papyrus.gitlight.compare.ui; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import java.util.Collection; |
| |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.resource.ResourceSet; |
| import org.eclipse.swt.widgets.Display; |
| import org.osgi.framework.Bundle; |
| |
| /** |
| * This hook initializes the ElementTypeSetConfigurationRegistry before a Papyrus resource is loaded. |
| * <p> |
| * The class |
| * {@link org.eclipse.papyrus.infra.elementtypesconfigurations.registries.ElementTypeSetConfigurationRegistry.ElementTypeSetConfigurationRegistry |
| * ElementTypeSetConfigurationRegistry} is not available in Luna and in different bundles in Mars and Neon, so |
| * we have to use reflection to be backwards compatible with all versions of Papyrus |
| * </p> |
| */ |
| public class ElementTypeSetConfigurationRegistryInitializingHook extends AbstractPapyrusResourceSetHook { |
| |
| /** The id of the bundle containing the class ElementTypeSetConfigurationRegistry in Mars. */ |
| private static final String BUNDLE_ID_MARS = "org.eclipse.papyrus.infra.elementtypesconfigurations"; //$NON-NLS-1$ |
| |
| /** The id of the bundle containing the class ElementTypeSetConfigurationRegistry in Neon. */ |
| private static final String BUNDLE_ID_NEON = "org.eclipse.papyrus.infra.types.core"; //$NON-NLS-1$ |
| |
| /** The method to be invoked in ElementTypeSetConfigurationRegistry. */ |
| private static final String GET_INSTANCE = "getInstance"; //$NON-NLS-1$ |
| |
| /** The qualified class name of ElementTypeSetConfigurationRegistry in Mars. */ |
| private static final String ELEMENTTYPESETCONFIGREG_CLASS_NAME_MARS = "org.eclipse.papyrus.infra.elementtypesconfigurations.registries.ElementTypeSetConfigurationRegistry"; //$NON-NLS-1$ |
| |
| /** The qualified class name of ElementTypeSetConfigurationRegistry in Neon. */ |
| private static final String ELEMENTTYPESETCONFIGREG_CLASS_NAME_NEON = "org.eclipse.papyrus.infra.types.core.registries.ElementTypeSetConfigurationRegistry"; //$NON-NLS-1$ |
| |
| @Override |
| public void preLoadingHook(ResourceSet resourceSet, Collection<? extends URI> uris) { |
| Display.getDefault().syncExec(new Runnable() { |
| public void run() { |
| try { |
| // ElementTypeSetConfigurationRegistry is not available in Luna and in different bundles |
| // in Mars and Neon, so we have to use reflection to be backwards compatible with all |
| // versions of Papyrus |
| Class<?> registryClass; |
| Bundle bundle = Platform.getBundle(BUNDLE_ID_NEON); |
| if (bundle != null) { |
| registryClass = bundle.loadClass(ELEMENTTYPESETCONFIGREG_CLASS_NAME_NEON); |
| } else { |
| // neon bundle is not available, try mars bundle |
| bundle = Platform.getBundle(BUNDLE_ID_MARS); |
| registryClass = bundle.loadClass(ELEMENTTYPESETCONFIGREG_CLASS_NAME_MARS); |
| } |
| Method getInstanceMethod = registryClass.getDeclaredMethod(GET_INSTANCE); |
| getInstanceMethod.invoke(null); |
| } catch (ClassNotFoundException | NoSuchMethodException | SecurityException |
| | IllegalAccessException | IllegalArgumentException | InvocationTargetException |
| | NullPointerException e) { |
| logException(e); |
| } |
| } |
| }); |
| } |
| |
| /** |
| * Logs the specified exception <code>e</code>. |
| * |
| * @param e |
| * The exception to be logged. |
| */ |
| private void logException(Exception e) { |
| PapyrusCompareUIPlugin.getDefault().getLog() |
| .log(new Status(IStatus.WARNING, PapyrusCompareUIPlugin.PLUGIN_ID, |
| "Could not initialize ElementTypeSetConfigurationRegistry before comparison", e)); //$NON-NLS-1$ |
| } |
| } |