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90 lines
3.1 KiB
90 lines
3.1 KiB
4 months ago
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/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef C2_COMPONENT_WRAPPER_H_
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#define C2_COMPONENT_WRAPPER_H_
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#include <C2Component.h>
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#include "SimpleMethodState.h"
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namespace android {
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/**
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* Creates a Wrapper around the class C2Component and its methods. The wrapper is used to
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* simulate errors in the android media components by fault injection technique.
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* This is done to check how the framework handles the error situation.
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*/
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class C2ComponentWrapper
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: public C2Component, public std::enable_shared_from_this<C2ComponentWrapper> {
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public:
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class Injecter {
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public:
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explicit Injecter(C2ComponentWrapper *thiz);
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SimpleMethodState::Injecter start();
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private:
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C2ComponentWrapper *const mThiz;
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};
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/**
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* A wrapper around the listener class inside C2Component class.
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*/
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class Listener : public C2Component::Listener {
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public:
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explicit Listener(const std::shared_ptr<C2Component::Listener> &listener);
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virtual ~Listener() = default;
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void onWorkDone_nb(std::weak_ptr<C2Component> component,
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std::list<std::unique_ptr<C2Work>> workItems) override;
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void onTripped_nb(std::weak_ptr<C2Component> component,
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std::vector<std::shared_ptr<C2SettingResult>> settingResult) override;
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void onError_nb(std::weak_ptr<C2Component> component, uint32_t errorCode) override;
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private:
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std::shared_ptr<C2Component::Listener> mListener;
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};
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explicit C2ComponentWrapper(const std::shared_ptr<C2Component> &comp);
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virtual ~C2ComponentWrapper() = default;
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virtual c2_status_t setListener_vb(
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const std::shared_ptr<C2Component::Listener> &listener,
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c2_blocking_t mayBlock) override;
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virtual c2_status_t queue_nb(std::list<std::unique_ptr<C2Work>>* const items) override;
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virtual c2_status_t announce_nb(const std::vector<C2WorkOutline> &items) override;
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virtual c2_status_t flush_sm(
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flush_mode_t mode, std::list<std::unique_ptr<C2Work>>* const flushedWork) override;
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virtual c2_status_t drain_nb(drain_mode_t mode) override;
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virtual c2_status_t start() override;
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virtual c2_status_t stop() override;
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virtual c2_status_t reset() override;
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virtual c2_status_t release() override;
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virtual std::shared_ptr<C2ComponentInterface> intf() override;
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Injecter inject();
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private:
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std::shared_ptr<Listener> mListener;
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std::shared_ptr<C2Component> mComp;
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SimpleMethodState mStartState;
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};
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} // namespace android
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#endif // C2_COMPONENT_WRAPPER_H_
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