| /******************************************************************************* |
| * Copyright (c) 2009 xored software, Inc. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * xored software, Inc. - initial API and Implementation (Alex Panchenko) |
| *******************************************************************************/ |
| package org.eclipse.dltk.ui.documentation; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.dltk.core.DLTKCore; |
| import org.eclipse.dltk.utils.AdaptUtils; |
| |
| /** |
| * @since 2.0 |
| */ |
| public class DocumentationUtils { |
| |
| /** |
| * Returns the {@link Reader} for the specified |
| * {@link IDocumentationResponse} or <code>null</code>. |
| * |
| * @param response |
| * input response, probably <code>null</code> |
| * @return |
| */ |
| public static Reader getReader(IDocumentationResponse response) { |
| if (response != null) { |
| try { |
| return response.getReader(); |
| } catch (IOException e) { |
| if (DLTKCore.DEBUG) |
| e.printStackTrace(); |
| } |
| } |
| return null; |
| } |
| |
| public static String readAll(Reader rd) { |
| final StringBuilder buffer = new StringBuilder(); |
| char[] readBuffer = new char[2048]; |
| try { |
| int n = rd.read(readBuffer); |
| while (n > 0) { |
| buffer.append(readBuffer, 0, n); |
| n = rd.read(readBuffer); |
| } |
| return buffer.toString(); |
| } catch (IOException x) { |
| } |
| return null; |
| } |
| |
| /** |
| * @param member |
| * @param context |
| * @param reader |
| * @return |
| */ |
| public static IDocumentationResponse wrap(Object member, |
| IAdaptable context, Reader reader) { |
| if (reader != null) { |
| final IScriptDocumentationTitleAdapter titleAdapter = AdaptUtils |
| .getAdapter(context, IScriptDocumentationTitleAdapter.class); |
| return new TextDocumentationResponse( |
| member, |
| titleAdapter != null ? titleAdapter.getTitle(member) : null, |
| titleAdapter != null ? titleAdapter.getImage(member) : null, |
| readAll(reader)); |
| } |
| return null; |
| } |
| |
| } |