| /******************************************************************************* |
| * Copyright (c) 2004, 2009 Jingwen Ou 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: |
| * Jingwen Ou - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.internal.sandbox.ui.hyperlinks; |
| |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExtension; |
| import org.eclipse.core.runtime.IExtensionPoint; |
| import org.eclipse.core.runtime.IExtensionRegistry; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.mylyn.commons.core.StatusHandler; |
| import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin; |
| |
| /** |
| * @author Jingwen Ou |
| */ |
| public class ResourceHyperlinkExtensionReader { |
| |
| public static final String ATTR_FILE_TYPE = "fileType"; |
| |
| public static final String ATTR_GENERATED_PREFIX = "generatedPrefix"; |
| |
| public static final String EXTENSION_RESOURCE_HYPERLINK_EXTENSIONS = "org.eclipse.mylyn.sandbox.ui.resourceHyperlinkExtensions"; |
| |
| private static final String RESOURCE_HYPERLINK_EXTENSION = "resourceHyperlinkExtension"; |
| |
| public static void initExtensions() { |
| IExtensionRegistry registry = Platform.getExtensionRegistry(); |
| |
| IExtensionPoint editorExtensionPoint = registry.getExtensionPoint(EXTENSION_RESOURCE_HYPERLINK_EXTENSIONS); |
| IExtension[] editorExtensions = editorExtensionPoint.getExtensions(); |
| for (IExtension extension : editorExtensions) { |
| IConfigurationElement[] elements = extension.getConfigurationElements(); |
| for (IConfigurationElement element : elements) { |
| if (element.getName().equals(RESOURCE_HYPERLINK_EXTENSION)) { |
| readResourceHyperlinkExtension(element); |
| } |
| } |
| } |
| } |
| |
| private static void readResourceHyperlinkExtension(IConfigurationElement element) { |
| try { |
| String fileType = element.getAttribute(ATTR_FILE_TYPE); |
| String generatedPrefix = element.getAttribute(ATTR_GENERATED_PREFIX); |
| Object extension = element.createExecutableExtension("class"); |
| if (extension instanceof IResourceHyperlinkExtension) { |
| ResourceHyperlinkExtensions.addResourceHyperlinkExtension(fileType, generatedPrefix, |
| (IResourceHyperlinkExtension) extension); |
| } else { |
| StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, |
| "Could not load resourceHyperlinkExtension: expected instanceof IResourceHyperlink, got " |
| + extension.getClass())); |
| } |
| } catch (Throwable e) { |
| StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, |
| "Could not load resourceHyperlinkExtension", e)); |
| } |
| } |
| } |