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      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 // ---------------------------------------------------------------------------
     31 namespace android {
     32 
     33 template<typename SERVICE>
     34 class BinderService
     35 {
     36 public:
     37     static status_t publish(bool allowIsolated = false) {
     38         sp<IServiceManager> sm(defaultServiceManager());
     39         return sm->addService(
     40                 String16(SERVICE::getServiceName()),
     41                 new SERVICE(), allowIsolated);
     42     }
     43 
     44     static void publishAndJoinThreadPool(bool allowIsolated = false) {
     45         publish(allowIsolated);
     46         joinThreadPool();
     47     }
     48 
     49     static void instantiate() { publish(); }
     50 
     51     static status_t shutdown() { return NO_ERROR; }
     52 
     53 private:
     54     static void joinThreadPool() {
     55         sp<ProcessState> ps(ProcessState::self());
     56         ps->startThreadPool();
     57         ps->giveThreadPoolName();
     58         IPCThreadState::self()->joinThreadPool();
     59     }
     60 };
     61 
     62 
     63 }; // namespace android
     64 // ---------------------------------------------------------------------------
     65 #endif // ANDROID_BINDER_SERVICE_H
     66