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 android.app;
18
19import android.annotation.SystemApi;
20import android.app.Service;
21import android.app.InstantAppResolverService.InstantAppResolutionCallback;
22import android.content.Context;
23import android.content.Intent;
24import android.content.pm.EphemeralResolveInfo;
25import android.content.pm.InstantAppResolveInfo;
26import android.os.Build;
27import android.os.Bundle;
28import android.os.Handler;
29import android.os.IBinder;
30import android.os.IRemoteCallback;
31import android.os.Looper;
32import android.os.Message;
33import android.os.RemoteException;
34import android.util.Log;
35
36import java.util.ArrayList;
37import java.util.Arrays;
38import java.util.List;
39
40/**
41 * Base class for implementing the resolver service.
42 * @hide
43 * @deprecated use InstantAppResolverService instead
44 */
45@Deprecated
46@SystemApi
47public abstract class EphemeralResolverService extends InstantAppResolverService {
48    private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE;
49    private static final String TAG = "PackageManager";
50
51    /**
52     * Called to retrieve resolve info for ephemeral applications.
53     *
54     * @param digestPrefix The hash prefix of the ephemeral's domain.
55     * @param prefixMask A mask that was applied to each digest prefix. This should
56     *      be used when comparing against the digest prefixes as all bits might
57     *      not be set.
58     * @deprecated use {@link #onGetEphemeralResolveInfo(int[])} instead
59     */
60    @Deprecated
61    public abstract List<EphemeralResolveInfo> onEphemeralResolveInfoList(
62            int digestPrefix[], int prefix);
63
64    /**
65     * Called to retrieve resolve info for ephemeral applications.
66     *
67     * @param digestPrefix The hash prefix of the ephemeral's domain.
68     */
69    public List<EphemeralResolveInfo> onGetEphemeralResolveInfo(int digestPrefix[]) {
70        return onEphemeralResolveInfoList(digestPrefix, 0xFFFFF000);
71    }
72
73    /**
74     * Called to retrieve intent filters for ephemeral applications.
75     *
76     * @param hostName The name of the host to get intent filters for.
77     */
78    public EphemeralResolveInfo onGetEphemeralIntentFilter(String hostName) {
79        throw new IllegalStateException("Must define");
80    }
81
82    @Override
83    public Looper getLooper() {
84        return super.getLooper();
85    }
86
87    @Override
88    void _onGetInstantAppResolveInfo(int[] digestPrefix, String token,
89            InstantAppResolutionCallback callback) {
90        if (DEBUG_EPHEMERAL) {
91            Log.d(TAG, "Legacy resolver; getInstantAppResolveInfo;"
92                    + " prefix: " + Arrays.toString(digestPrefix));
93        }
94        final List<EphemeralResolveInfo> response = onGetEphemeralResolveInfo(digestPrefix);
95        final int responseSize = response == null ? 0 : response.size();
96        final List<InstantAppResolveInfo> resultList = new ArrayList<>(responseSize);
97        for (int i = 0; i < responseSize; i++) {
98            resultList.add(response.get(i).getInstantAppResolveInfo());
99        }
100        callback.onInstantAppResolveInfo(resultList);
101    }
102
103    @Override
104    void _onGetInstantAppIntentFilter(int[] digestPrefix, String token,
105            String hostName, InstantAppResolutionCallback callback) {
106        if (DEBUG_EPHEMERAL) {
107            Log.d(TAG, "Legacy resolver; getInstantAppIntentFilter;"
108                    + " prefix: " + Arrays.toString(digestPrefix));
109        }
110        final EphemeralResolveInfo response = onGetEphemeralIntentFilter(hostName);
111        final List<InstantAppResolveInfo> resultList = new ArrayList<>(1);
112        resultList.add(response.getInstantAppResolveInfo());
113        callback.onInstantAppResolveInfo(resultList);
114    }
115}
116