1 /* 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef PRINT_BMS_HELPER_H 17 #define PRINT_BMS_HELPER_H 18 19 #include <string> 20 #include <vector> 21 22 #include "bundle_mgr_interface.h" 23 #include "extension_ability_info.h" 24 #include "print_bms_death_recipient.h" 25 #include "print_service_helper.h" 26 #include "singleton.h" 27 28 namespace OHOS::Print { 29 class PrintBMSHelper : public DelayedSingleton<PrintBMSHelper> { 30 public: 31 PrintBMSHelper(); 32 33 virtual ~PrintBMSHelper(); 34 35 void SetHelper(std::shared_ptr<PrintServiceHelper> &helper); 36 37 bool QueryExtensionInfos(std::vector<AppExecFwk::ExtensionAbilityInfo> &extensionInfo); 38 39 std::string QueryCallerBundleName(); 40 41 void ResetProxy(const wptr<IRemoteObject> &remote); 42 43 private: 44 bool GetProxy(); 45 46 private: 47 sptr<AppExecFwk::IBundleMgr> sptrBundleMgr_; 48 std::mutex mutex_; 49 sptr<PrintBMSDeathRecipient> printBMSDeath_; 50 std::shared_ptr<PrintServiceHelper> helper_; 51 bool hasBms = true; 52 }; 53 } // namespace OHOS 54 #endif // PRINT_BMS_HELPER_H 55