1/*
2 * Copyright (C) 2015 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.commands.svc;
18
19import android.content.Context;
20import android.nfc.INfcAdapter;
21import android.os.RemoteException;
22import android.os.ServiceManager;
23
24public class NfcCommand extends Svc.Command {
25
26    public NfcCommand() {
27        super("nfc");
28    }
29
30    @Override
31    public String shortHelp() {
32        return "Control NFC functions";
33    }
34
35    @Override
36    public String longHelp() {
37        return shortHelp() + "\n"
38                + "\n"
39                + "usage: svc nfc [enable|disable]\n"
40                + "         Turn NFC on or off.\n\n";
41    }
42
43    @Override
44    public void run(String[] args) {
45        INfcAdapter adapter = INfcAdapter.Stub.asInterface(
46                ServiceManager.getService(Context.NFC_SERVICE));
47
48        if (adapter == null) {
49            System.err.println("Got a null NfcAdapter, is the system running?");
50            return;
51        }
52
53        try {
54            if (args.length == 2 && "enable".equals(args[1])) {
55                adapter.enable();
56                return;
57            } else if (args.length == 2 && "disable".equals(args[1])) {
58                adapter.disable(true);
59                return;
60            }
61        } catch (RemoteException e) {
62            System.err.println("NFC operation failed: " + e);
63            return;
64        }
65
66        System.err.println(longHelp());
67    }
68
69}
70