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 long 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        database.setServer(this);
34    }
35
36    public void start() {
37        Thread thread = new Thread(this, "MtpServer");
38        thread.start();
39    }
40
41    @Override
42    public void run() {
43        native_run();
44        native_cleanup();
45    }
46
47    public void sendObjectAdded(int handle) {
48        native_send_object_added(handle);
49    }
50
51    public void sendObjectRemoved(int handle) {
52        native_send_object_removed(handle);
53    }
54
55    public void sendDevicePropertyChanged(int property) {
56        native_send_device_property_changed(property);
57    }
58
59    public void addStorage(MtpStorage storage) {
60        native_add_storage(storage);
61    }
62
63    public void removeStorage(MtpStorage storage) {
64        native_remove_storage(storage.getStorageId());
65    }
66
67    private native final void native_setup(MtpDatabase database, boolean usePtp);
68    private native final void native_run();
69    private native final void native_cleanup();
70    private native final void native_send_object_added(int handle);
71    private native final void native_send_object_removed(int handle);
72    private native final void native_send_device_property_changed(int property);
73    private native final void native_add_storage(MtpStorage storage);
74    private native final void native_remove_storage(int storageId);
75}
76