| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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 java.net; |
| |
| import libcore.content.type.MimeMap; |
| |
| /** |
| * Implements {@link FileNameMap} in terms of {@link MimeMap}. |
| */ |
| class DefaultFileNameMap implements FileNameMap { |
| |
| public String getContentTypeFor(String filename) { |
| int fragmentIndex = filename.indexOf('#'); |
| if (fragmentIndex >= 0) { |
| filename = filename.substring(0, fragmentIndex); |
| } |
| if (filename.endsWith("/")) { // a directory |
| return "text/html"; |
| } |
| |
| int slashIndex = filename.lastIndexOf('/'); |
| if (slashIndex >= 0) { |
| filename = filename.substring(slashIndex); |
| } |
| |
| MimeMap mimeMap = MimeMap.getDefault(); |
| int dotIndex = -1; |
| do { |
| String ext = filename.substring(dotIndex + 1); |
| String result = mimeMap.guessMimeTypeFromExtension(ext); |
| if ((result != null) && |
| // Compat behavior: If there's a '/', then extension must not be the |
| // whole string. http://b/144977800 |
| (slashIndex < 0 || dotIndex >= 0)) { |
| return result; |
| } |
| dotIndex = filename.indexOf('.', dotIndex + 1); |
| } while (dotIndex >= 0); |
| return null; |
| } |
| } |