1/*
2 * Copyright (C) 2006 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;
18
19import android.util.SparseArray;
20
21import java.util.HashMap;
22
23public class ProcessMap<E> {
24    final HashMap<String, SparseArray<E>> mMap
25            = new HashMap<String, SparseArray<E>>();
26
27    public E get(String name, int uid) {
28        SparseArray<E> uids = mMap.get(name);
29        if (uids == null) return null;
30        return uids.get(uid);
31    }
32
33    public E put(String name, int uid, E value) {
34        SparseArray<E> uids = mMap.get(name);
35        if (uids == null) {
36            uids = new SparseArray<E>(2);
37            mMap.put(name, uids);
38        }
39        uids.put(uid, value);
40        return value;
41    }
42
43    public void remove(String name, int uid) {
44        SparseArray<E> uids = mMap.get(name);
45        if (uids != null) {
46            uids.remove(uid);
47            if (uids.size() == 0) {
48                mMap.remove(name);
49            }
50        }
51    }
52
53    public HashMap<String, SparseArray<E>> getMap() {
54        return mMap;
55    }
56}
57