| /** |
| * <copyright> |
| * |
| * Copyright (c) 2009-2010 Thales Corporate Services S.A.S. |
| * 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: |
| * Thales Corporate Services S.A.S - initial API and implementation |
| * |
| * </copyright> |
| */ |
| |
| package org.eclipse.egf.pattern; |
| |
| import java.util.Set; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.egf.common.activator.EGFAbstractPlugin; |
| import org.eclipse.egf.model.pattern.PatternNature; |
| import org.eclipse.egf.pattern.extension.PatternExtension; |
| import org.eclipse.egf.pattern.internal.registry.PatternExtensionRegistry; |
| import org.osgi.framework.BundleContext; |
| |
| /** |
| * The activator class controls the plug-in life cycle |
| * |
| * @author Guiu |
| */ |
| public class EGFPatternPlugin extends EGFAbstractPlugin { |
| |
| /** |
| * Keep track of the PatternExtensionRegistry |
| */ |
| private static PatternExtensionRegistry __patternExtensionRegistry; |
| |
| // The shared instance |
| private static EGFPatternPlugin __plugin; |
| |
| /** |
| * Returns known PatternNatures |
| * @return a List<PatternNature> |
| */ |
| public static Set<String> getPatternNatures() { |
| if (__patternExtensionRegistry == null) { |
| __patternExtensionRegistry = new PatternExtensionRegistry(); |
| } |
| return __patternExtensionRegistry.getPatternNatures(); |
| } |
| |
| /** |
| * Returns an PatternExtension based on a PatterNature |
| * @return a PatternExtension |
| * |
| */ |
| public static PatternExtension getPatternExtension(PatternNature nature) throws CoreException { |
| if (nature == null) { |
| return null; |
| } |
| if (__patternExtensionRegistry == null) { |
| __patternExtensionRegistry = new PatternExtensionRegistry(); |
| } |
| return __patternExtensionRegistry.getPatternExtension(nature); |
| } |
| |
| /** |
| * Returns an PatternExtension based on a PatternNature name |
| * @return a PatternExtension |
| */ |
| public static PatternExtension getPatternExtension(String name) throws CoreException { |
| if (name == null) { |
| return null; |
| } |
| if (__patternExtensionRegistry == null) { |
| __patternExtensionRegistry = new PatternExtensionRegistry(); |
| } |
| return __patternExtensionRegistry.getPatternExtension(name); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext |
| * ) |
| */ |
| @Override |
| public void start(BundleContext context) throws Exception { |
| super.start(context); |
| __plugin = this; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * |
| * org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext |
| * ) |
| */ |
| @Override |
| public void stop(BundleContext context) throws Exception { |
| if (__patternExtensionRegistry != null) { |
| __patternExtensionRegistry.dispose(); |
| __patternExtensionRegistry = null; |
| } |
| super.stop(context); |
| __plugin = null; |
| } |
| |
| /** |
| * Returns the shared instance |
| * |
| * @return the shared instance |
| */ |
| public static EGFPatternPlugin getDefault() { |
| return __plugin; |
| } |
| |
| } |