BinderService.h revision f56042d6a496fca2e5cfc1f598251f77a9bc7986 
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
17#ifndef ANDROID_BINDER_SERVICE_H
18#define ANDROID_BINDER_SERVICE_H
19
20#include <stdint.h>
21
22#include <utils/Errors.h>
23#include <utils/String16.h>
24
25#include <binder/IServiceManager.h>
26#include <binder/IPCThreadState.h>
27#include <binder/ProcessState.h>
28#include <binder/IServiceManager.h>
29
30// ---------------------------------------------------------------------------
31namespace android {
32
33template<typename SERVICE>
34class BinderService
35{
36public:
37    static status_t publish(bool allowIsolated = false,
38                            int dumpPriority = IServiceManager::DUMP_PRIORITY_NORMAL) {
39        sp<IServiceManager> sm(defaultServiceManager());
40        return sm->addService(String16(SERVICE::getServiceName()), new SERVICE(), allowIsolated,
41                              dumpPriority);
42    }
43
44    static void publishAndJoinThreadPool(bool allowIsolated = false,
45                                         int dumpPriority = IServiceManager::DUMP_PRIORITY_NORMAL) {
46        publish(allowIsolated, dumpPriority);
47        joinThreadPool();
48    }
49
50    static void instantiate() { publish(); }
51
52    static status_t shutdown() { return NO_ERROR; }
53
54private:
55    static void joinThreadPool() {
56        sp<ProcessState> ps(ProcessState::self());
57        ps->startThreadPool();
58        ps->giveThreadPoolName();
59        IPCThreadState::self()->joinThreadPool();
60    }
61};
62
63
64}; // namespace android
65// ---------------------------------------------------------------------------
66#endif // ANDROID_BINDER_SERVICE_H
67