| /* |
| * Copyright (c) 2011 Google Inc. |
| * |
| * 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 |
| */ |
| package com.google.eclipse.protobuf.ui.documentation; |
| |
| import static org.eclipse.xtext.util.Strings.isEmpty; |
| |
| import static com.google.common.collect.Lists.newArrayList; |
| |
| import java.util.List; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.xtext.documentation.IEObjectDocumentationProvider; |
| |
| import com.google.inject.Inject; |
| import com.google.inject.Singleton; |
| |
| /** |
| * Provides single-line and multi-line comments as documentation of a protobuf |
| * element. |
| * |
| * @author alruiz@google.com (Alex Ruiz) |
| */ |
| @Singleton public class ProtobufDocumentationProvider implements IEObjectDocumentationProvider { |
| private final List<IEObjectDocumentationProvider> delegates; |
| |
| @Inject public ProtobufDocumentationProvider(SLCommentDocumentationProvider p1, MLCommentDocumentationProvider p2) { |
| delegates = newArrayList(p1, p2); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String getDocumentation(EObject o) { |
| for (IEObjectDocumentationProvider p : delegates) { |
| String documentation = p.getDocumentation(o); |
| if (!(isEmpty(documentation))) { |
| return documentation; |
| } |
| } |
| return ""; |
| } |
| } |