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 android.mtp;
18
19/**
20 * Java wrapper for MTP/PTP support as USB responder.
21 * {@hide}
22 */
23public class MtpServer implements Runnable {
24
25    private int mNativeContext; // accessed by native methods
26
27    static {
28        System.loadLibrary("media_jni");
29    }
30
31    public MtpServer(MtpDatabase database, boolean usePtp) {
32        native_setup(database, usePtp);
33    }
34
35    public void start() {
36        Thread thread = new Thread(this, "MtpServer");
37        thread.start();
38    }
39
40    @Override
41    public void run() {
42        native_run();
43        native_cleanup();
44    }
45
46    public void sendObjectAdded(int handle) {
47        native_send_object_added(handle);
48    }
49
50    public void sendObjectRemoved(int handle) {
51        native_send_object_removed(handle);
52    }
53
54    public void addStorage(MtpStorage storage) {
55        native_add_storage(storage);
56    }
57
58    public void removeStorage(MtpStorage storage) {
59        native_remove_storage(storage.getStorageId());
60    }
61
62    private native final void native_setup(MtpDatabase database, boolean usePtp);
63    private native final void native_run();
64    private native final void native_cleanup();
65    private native final void native_send_object_added(int handle);
66    private native final void native_send_object_removed(int handle);
67    private native final void native_add_storage(MtpStorage storage);
68    private native final void native_remove_storage(int storageId);
69}
70