DataSourceType.java revision d3aac52ffb88ced53413d5eef29c641dd6982267 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.gallery3d.data;
18
19import com.android.gallery3d.util.MediaSetUtils;
20
21public final class DataSourceType {
22    public static final int TYPE_NOT_CATEGORIZED = 0;
23    public static final int TYPE_LOCAL = 1;
24    public static final int TYPE_PICASA = 2;
25    public static final int TYPE_CAMERA = 3;
26
27    private static final Path PICASA_ROOT = Path.fromString("/picasa");
28    private static final Path LOCAL_ROOT = Path.fromString("/local");
29
30    public static int identifySourceType(MediaSet set) {
31        if (set == null) {
32            return TYPE_NOT_CATEGORIZED;
33        }
34
35        Path path = set.getPath();
36        if (MediaSetUtils.isCameraSource(path)) return TYPE_CAMERA;
37
38        Path prefix = path.getPrefixPath();
39
40        if (prefix == PICASA_ROOT) return TYPE_PICASA;
41        if (prefix == LOCAL_ROOT) return TYPE_LOCAL;
42
43        return TYPE_NOT_CATEGORIZED;
44    }
45}
46