|  | /* | 
|  | * | 
|  | *    Copyright (c) 2021 Project CHIP Authors | 
|  | * | 
|  | *    Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | *    you may not use this file except in compliance with the License. | 
|  | *    You may obtain a copy of the License at | 
|  | * | 
|  | *        http://www.apache.org/licenses/LICENSE-2.0 | 
|  | * | 
|  | *    Unless required by applicable law or agreed to in writing, software | 
|  | *    distributed under the License is distributed on an "AS IS" BASIS, | 
|  | *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | *    See the License for the specific language governing permissions and | 
|  | *    limitations under the License. | 
|  | */ | 
|  |  | 
|  | /** | 
|  | *    @file | 
|  | *      This file defines Application Channel class. The object of this | 
|  | *      class can be used by CHIP data model cluster applications to send | 
|  | *      and receive messages. The messages are encrypted using session keys. | 
|  | */ | 
|  |  | 
|  | #pragma once | 
|  |  | 
|  | #include <lib/support/CodeUtils.h> | 
|  | #include <messaging/ExchangeMessageDispatch.h> | 
|  |  | 
|  | namespace chip { | 
|  | namespace Messaging { | 
|  |  | 
|  | class ApplicationExchangeDispatch : public ExchangeMessageDispatch | 
|  | { | 
|  | public: | 
|  | static ExchangeMessageDispatch & Instance() | 
|  | { | 
|  | static ApplicationExchangeDispatch instance; | 
|  | return instance; | 
|  | } | 
|  |  | 
|  | ApplicationExchangeDispatch() {} | 
|  | ~ApplicationExchangeDispatch() override {} | 
|  |  | 
|  | protected: | 
|  | bool MessagePermitted(Protocols::Id protocol, uint8_t type) override; | 
|  | }; | 
|  |  | 
|  | } // namespace Messaging | 
|  | } // namespace chip |