| /* |
| * Copyright (c) 2012, the Dart project authors. |
| * |
| * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except |
| * in compliance with the License. You may obtain a copy of the License at |
| * |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.dart.engine.source; |
| |
| import java.io.File; |
| import java.net.URI; |
| |
| /** |
| * Instances of the class {@code FileUriResolver} resolve {@code file} URI's. |
| * |
| * @coverage dart.engine.source |
| */ |
| public class FileUriResolver extends UriResolver { |
| /** |
| * The name of the {@code file} scheme. |
| */ |
| public static final String FILE_SCHEME = "file"; |
| |
| /** |
| * Return {@code true} if the given URI is a {@code file} URI. |
| * |
| * @param uri the URI being tested |
| * @return {@code true} if the given URI is a {@code file} URI |
| */ |
| public static boolean isFileUri(URI uri) { |
| return uri.getScheme().equals(FILE_SCHEME); |
| } |
| |
| /** |
| * Initialize a newly created resolver to resolve {@code file} URI's relative to the given root |
| * directory. |
| */ |
| public FileUriResolver() { |
| super(); |
| } |
| |
| @Override |
| public Source resolveAbsolute(URI uri) { |
| if (!isFileUri(uri)) { |
| return null; |
| } |
| return new FileBasedSource(uri, new File(uri)); |
| } |
| } |