| /******************************************************************************* |
| * Copyright (c) 2004, 2009 Tasktop Technologies and others. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * https://www.eclipse.org/legal/epl-2.0 |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Tasktop Technologies - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.internal.tasks.ui.editors; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| 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; |
| import org.eclipse.mylyn.tasks.ui.editors.TaskEditorPartDescriptor; |
| |
| /** |
| * @author Shawn Minto |
| */ |
| public class TaskEditorContributionExtensionReader { |
| |
| private static final String ATTR_ID = "id"; //$NON-NLS-1$ |
| |
| public static final String EXTENSION_TASK_EDITOR_PAGE_CONTRIBUTION = "org.eclipse.mylyn.tasks.ui.taskEditorPageContribution"; //$NON-NLS-1$ |
| |
| private static final String REPOSITORY_TASK_EDITOR_CONTRIBUTION = "repositoryPart"; //$NON-NLS-1$ |
| |
| private static final String LOCAL_TASK_EDITOR_CONTRIBUTION = "localPart"; //$NON-NLS-1$ |
| |
| private static Collection<TaskEditorPartDescriptor> repositoryEditorContributions; |
| |
| private static Collection<LocalTaskEditorContributionDescriptor> localEditorContributions; |
| |
| public static Collection<LocalTaskEditorContributionDescriptor> getLocalEditorContributions() { |
| if (localEditorContributions == null) { |
| initExtensions(); |
| } |
| return Collections.unmodifiableCollection(localEditorContributions); |
| } |
| |
| public static Collection<TaskEditorPartDescriptor> getRepositoryEditorContributions() { |
| if (repositoryEditorContributions == null) { |
| initExtensions(); |
| } |
| return Collections.unmodifiableCollection(repositoryEditorContributions); |
| } |
| |
| private static void initExtensions() { |
| Collection<TaskEditorPartDescriptor> repositoryContributions = new ArrayList<TaskEditorPartDescriptor>(); |
| Collection<LocalTaskEditorContributionDescriptor> localContributions = new ArrayList<LocalTaskEditorContributionDescriptor>(); |
| |
| IExtensionRegistry registry = Platform.getExtensionRegistry(); |
| |
| IExtensionPoint editorExtensionPoint = registry.getExtensionPoint(EXTENSION_TASK_EDITOR_PAGE_CONTRIBUTION); |
| IExtension[] editorExtensions = editorExtensionPoint.getExtensions(); |
| for (IExtension extension : editorExtensions) { |
| IConfigurationElement[] elements = extension.getConfigurationElements(); |
| for (IConfigurationElement element : elements) { |
| if (element.getName().equals(REPOSITORY_TASK_EDITOR_CONTRIBUTION)) { |
| readRepositoryEditorContributionExtension(element, repositoryContributions); |
| } else if (element.getName().equals(LOCAL_TASK_EDITOR_CONTRIBUTION)) { |
| readLocalEditorContributionExtension(element, localContributions); |
| } |
| } |
| } |
| repositoryEditorContributions = repositoryContributions; |
| localEditorContributions = localContributions; |
| } |
| |
| private static void readRepositoryEditorContributionExtension(IConfigurationElement element, |
| Collection<TaskEditorPartDescriptor> contributions) { |
| |
| try { |
| String id = element.getAttribute(ATTR_ID); |
| TaskEditorExtensionPartDescriptor descriptor = new TaskEditorExtensionPartDescriptor(id, element); |
| contributions.add(descriptor); |
| } catch (Exception e) { |
| StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, |
| "Unable to read repository editor contribution", e)); //$NON-NLS-1$ |
| } |
| |
| } |
| |
| private static void readLocalEditorContributionExtension(IConfigurationElement element, |
| Collection<LocalTaskEditorContributionDescriptor> localContributions) { |
| |
| try { |
| localContributions.add(new LocalTaskEditorContributionDescriptor(element)); |
| } catch (Exception e) { |
| StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, |
| "Unable to read local editor contribution", e)); //$NON-NLS-1$ |
| } |
| |
| } |
| } |