| /******************************************************************************* |
| * Copyright (c) 2000, 2013 QNX Software Systems 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: |
| * QNX Software Systems - Initial API and implementation |
| * Anton Leherbauer (Wind River Systems) |
| *******************************************************************************/ |
| package org.eclipse.cdt.core; |
| |
| import java.util.Map; |
| |
| import org.eclipse.cdt.core.formatter.CodeFormatter; |
| import org.eclipse.cdt.core.formatter.DefaultCodeFormatterConstants; |
| import org.eclipse.cdt.internal.formatter.CCodeFormatter; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExtension; |
| import org.eclipse.core.runtime.IExtensionPoint; |
| import org.eclipse.core.runtime.Platform; |
| |
| /** |
| * @noextend This class is not intended to be subclassed by clients. |
| * @noinstantiate This class is not intended to be instantiated by clients. |
| */ |
| public class ToolFactory { |
| /** |
| * Creates an instance of a code formatter. A code formatter implementation can be contributed |
| * via the extension point "org.eclipse.cdt.core.CodeFormatter". If unable to find a registered |
| * extension, the factory will default to using the default code formatter. |
| * @param options - the options map to use for formatting with the code formatter. Recognized |
| * options are documented in {@link DefaultCodeFormatterConstants}. If set to {@code null}, |
| * then use the current settings from {@code CCorePlugin.getOptions()}. |
| * @return an instance of either a contributed the built-in code formatter |
| * @see CodeFormatter |
| * @see DefaultCodeFormatterConstants |
| * @see CCorePlugin#getOptions() |
| */ |
| public static CodeFormatter createCodeFormatter(Map<String, ?> options) { |
| if (options == null) |
| options = CCorePlugin.getOptions(); |
| String formatterID = (String) options.get(CCorePreferenceConstants.CODE_FORMATTER); |
| String extID = CCorePlugin.FORMATTER_EXTPOINT_ID; |
| IExtensionPoint extension = Platform.getExtensionRegistry().getExtensionPoint(CCorePlugin.PLUGIN_ID, extID); |
| if (extension != null) { |
| IExtension[] extensions = extension.getExtensions(); |
| for (int i = 0; i < extensions.length; i++) { |
| IConfigurationElement[] configElements = extensions[i].getConfigurationElements(); |
| for (int j = 0; j < configElements.length; j++) { |
| String initializerID = configElements[j].getAttribute("id"); //$NON-NLS-1$ |
| if (initializerID != null && initializerID.equals(formatterID)) { |
| try { |
| Object execExt = configElements[j].createExecutableExtension("class"); //$NON-NLS-1$ |
| if (execExt instanceof CodeFormatter){ |
| CodeFormatter formatter = (CodeFormatter) execExt; |
| formatter.setOptions(options); |
| return formatter; |
| } |
| } catch (CoreException e) { |
| CCorePlugin.log(e.getStatus()); |
| break; |
| } |
| } |
| } |
| } |
| } |
| return createDefaultCodeFormatter(options); |
| } |
| |
| /** |
| * Creates an instance of the built-in code formatter. |
| * |
| * @param options - the options map to use for formatting with the default code formatter. |
| * Recognized options are documented in {@link DefaultCodeFormatterConstants}. If set to |
| * {@code null}, then use the current settings from {@code CCorePlugin.getOptions()}. |
| * @return an instance of the built-in code formatter |
| * @see CodeFormatter |
| * @see DefaultCodeFormatterConstants |
| * @see CCorePlugin#getOptions() |
| */ |
| public static CodeFormatter createDefaultCodeFormatter(Map<String, ?> options) { |
| if (options == null) |
| options = CCorePlugin.getOptions(); |
| return new CCodeFormatter(options); |
| } |
| |
| private ToolFactory() {} |
| } |