SettingBase.java revision 8c7f700a59ad26e75c9791335d78f14322cad49a 
1/*
2 * Copyright (C) 2011 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.server.pm;
18
19import android.content.pm.ApplicationInfo;
20
21import java.util.Arrays;
22
23abstract class SettingBase {
24    private static final int[] USERS_NONE = new int[0];
25
26    int pkgFlags;
27    int pkgPrivateFlags;
28
29    protected final PermissionsState mPermissionsState;
30    private int[] mPermissionsUpdatedForUserIds = USERS_NONE;
31
32    SettingBase(int pkgFlags, int pkgPrivateFlags) {
33        setFlags(pkgFlags);
34        setPrivateFlags(pkgPrivateFlags);
35        mPermissionsState = new PermissionsState();
36    }
37
38    SettingBase(SettingBase base) {
39        pkgFlags = base.pkgFlags;
40        pkgPrivateFlags = base.pkgPrivateFlags;
41        mPermissionsState = new PermissionsState(base.mPermissionsState);
42        setPermissionsUpdatedForUserIds(base.mPermissionsUpdatedForUserIds);
43    }
44
45    public PermissionsState getPermissionsState() {
46        return mPermissionsState;
47    }
48
49    public int[] getPermissionsUpdatedForUserIds() {
50        return mPermissionsUpdatedForUserIds;
51    }
52
53    public void setPermissionsUpdatedForUserIds(int[] userIds) {
54        if (Arrays.equals(mPermissionsUpdatedForUserIds, userIds)) {
55            return;
56        }
57
58        if (userIds == USERS_NONE) {
59            mPermissionsUpdatedForUserIds = userIds;
60        } else {
61            mPermissionsUpdatedForUserIds = Arrays.copyOf(userIds, userIds.length);
62        }
63    }
64
65    void setFlags(int pkgFlags) {
66        this.pkgFlags = pkgFlags
67                & (ApplicationInfo.FLAG_SYSTEM
68                        | ApplicationInfo.FLAG_EXTERNAL_STORAGE);
69    }
70
71    void setPrivateFlags(int pkgPrivateFlags) {
72        this.pkgPrivateFlags = pkgPrivateFlags
73                & (ApplicationInfo.PRIVATE_FLAG_PRIVILEGED
74                        | ApplicationInfo.PRIVATE_FLAG_FORWARD_LOCK);
75    }
76}
77