| /* |
| * 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 com.android.gallery3d.data; |
| |
| import com.android.gallery3d.app.GalleryApp; |
| |
| class FilterSource extends MediaSource { |
| private static final String TAG = "FilterSource"; |
| private static final int FILTER_BY_MEDIATYPE = 0; |
| |
| private GalleryApp mApplication; |
| private PathMatcher mMatcher; |
| |
| public FilterSource(GalleryApp application) { |
| super("filter"); |
| mApplication = application; |
| mMatcher = new PathMatcher(); |
| mMatcher.add("/filter/mediatype/*/*", FILTER_BY_MEDIATYPE); |
| } |
| |
| // The name we accept is: |
| // /filter/mediatype/k/{set} |
| // where k is the media type we want. |
| @Override |
| public MediaObject createMediaObject(Path path) { |
| int matchType = mMatcher.match(path); |
| int mediaType = mMatcher.getIntVar(0); |
| String setsName = mMatcher.getVar(1); |
| DataManager dataManager = mApplication.getDataManager(); |
| MediaSet[] sets = dataManager.getMediaSetsFromString(setsName); |
| switch (matchType) { |
| case FILTER_BY_MEDIATYPE: |
| return new FilterSet(path, dataManager, sets[0], mediaType); |
| default: |
| throw new RuntimeException("bad path: " + path); |
| } |
| } |
| } |