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      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 
     17 #include <binderwrapper/binder_wrapper.h>
     18 
     19 #include <base/logging.h>
     20 
     21 #include "real_binder_wrapper.h"
     22 
     23 namespace android {
     24 
     25 // Singleton instance.
     26 BinderWrapper* BinderWrapper::instance_ = nullptr;
     27 
     28 // static
     29 void BinderWrapper::Create() {
     30   CHECK(!instance_) << "Already initialized; missing call to Destroy()?";
     31   instance_ = new RealBinderWrapper();
     32 }
     33 
     34 // static
     35 void BinderWrapper::InitForTesting(BinderWrapper* wrapper) {
     36   CHECK(!instance_) << "Already initialized; missing call to Destroy()?";
     37   instance_ = wrapper;
     38 }
     39 
     40 // static
     41 void BinderWrapper::Destroy() {
     42   CHECK(instance_) << "Not initialized; missing call to Create()?";
     43   delete instance_;
     44   instance_ = nullptr;
     45 }
     46 
     47 // static
     48 BinderWrapper* BinderWrapper::Get() {
     49   CHECK(instance_) << "Not initialized; missing call to Create()?";
     50   return instance_;
     51 }
     52 
     53 // static
     54 BinderWrapper* BinderWrapper::GetOrCreateInstance() {
     55   if (!instance_)
     56     instance_ = new RealBinderWrapper();
     57   return instance_;
     58 }
     59 
     60 }  // namespace android
     61