diff options
Diffstat (limited to 'compare/bundles/org.eclipse.papyrus.compare.diagram.ide.ui/src/org/eclipse/papyrus/compare/diagram/ide/ui/internal/ElementTypeSetConfigurationRegistryInitializingHook.java')
| -rw-r--r-- | compare/bundles/org.eclipse.papyrus.compare.diagram.ide.ui/src/org/eclipse/papyrus/compare/diagram/ide/ui/internal/ElementTypeSetConfigurationRegistryInitializingHook.java | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/compare/bundles/org.eclipse.papyrus.compare.diagram.ide.ui/src/org/eclipse/papyrus/compare/diagram/ide/ui/internal/ElementTypeSetConfigurationRegistryInitializingHook.java b/compare/bundles/org.eclipse.papyrus.compare.diagram.ide.ui/src/org/eclipse/papyrus/compare/diagram/ide/ui/internal/ElementTypeSetConfigurationRegistryInitializingHook.java new file mode 100644 index 00000000..57954f3b --- /dev/null +++ b/compare/bundles/org.eclipse.papyrus.compare.diagram.ide.ui/src/org/eclipse/papyrus/compare/diagram/ide/ui/internal/ElementTypeSetConfigurationRegistryInitializingHook.java @@ -0,0 +1,93 @@ +/***************************************************************************** + * Copyright (c) 2016 EclipseSource Services GmbH 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 + * + * Philip Langer (EclipseSource) - Initial API and implementation + *****************************************************************************/ +package org.eclipse.papyrus.compare.diagram.ide.ui.internal; + +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> + * + * @author Philip Langer <planger@eclipsesource.com> + * @since 2.5 + */ +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) { + CompareDiagramIDEUIPapyrusPlugin.getDefault().getLog() + .log(new Status(IStatus.WARNING, CompareDiagramIDEUIPapyrusPlugin.PLUGIN_ID, + "Could not initialize ElementTypeSetConfigurationRegistry before comparison", e)); //$NON-NLS-1$ + } +} |