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GEvent.cpp
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108 lines (86 loc) · 2.8 KB
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/***************************
@Author: Chunel
@Contact: chunel@foxmail.com
@File: GEvent.cpp
@Time: 2023/1/20 23:07
@Desc:
***************************/
#include "GEvent.h"
CGRAPH_NAMESPACE_BEGIN
GEvent::GEvent() {
session_ = URandom<>::generateSession(CGRAPH_STR_EVENT);
}
GEvent::~GEvent() {
CGRAPH_DELETE_PTR(param_)
}
CStatus GEvent::fatInit() {
CGRAPH_FUNCTION_BEGIN
async_run_finish_futures_.clear();
async_destroy_futures_.clear();
status = init();
CGRAPH_FUNCTION_END
}
CStatus GEvent::fatDestroy() {
CGRAPH_FUNCTION_BEGIN
asyncWait(GEventAsyncStrategy::PIPELINE_DESTROY);
async_run_finish_futures_.clear();
async_destroy_futures_.clear();
status = destroy();
CGRAPH_FUNCTION_END
}
CStatus GEvent::process(GEventType type, GEventAsyncStrategy strategy) {
CGRAPH_FUNCTION_BEGIN
switch (type) {
case GEventType::SYNC: // 同步触发
this->trigger(this->param_);
break;
case GEventType::ASYNC: // 异步触发
CGRAPH_ASSERT_NOT_NULL(this->thread_pool_)
asyncProcess(strategy);
break;
default:
CGRAPH_RETURN_ERROR_STATUS("unknown event type")
}
CGRAPH_FUNCTION_END
}
std::shared_future<CVoid> GEvent::asyncProcess(GEventAsyncStrategy strategy) {
CGRAPH_ASSERT_NOT_NULL_THROW_ERROR(thread_pool_)
std::shared_future<CVoid> future = thread_pool_->commit([this] {
this->trigger(this->param_);
}, CGRAPH_POOL_TASK_STRATEGY);
/**
* 根据具体策略，将 future信息放到对应的容器中
* 在特定的时间点，等待执行结束
*/
if (GEventAsyncStrategy::PIPELINE_RUN_FINISH == strategy) {
CGRAPH_LOCK_GUARD lock(async_run_finished_lock_);
async_run_finish_futures_.emplace_back(future);
} else if (GEventAsyncStrategy::PIPELINE_DESTROY == strategy) {
CGRAPH_LOCK_GUARD lock(async_destroy_lock_);
async_destroy_futures_.emplace_back(future);
}
return future;
}
CVoid GEvent::asyncWait(GEventAsyncStrategy strategy) {
switch (strategy) {
case GEventAsyncStrategy::PIPELINE_RUN_FINISH: {
CGRAPH_LOCK_GUARD lock(async_run_finished_lock_);
for (auto& cur : async_run_finish_futures_) {
cur.valid() ? cur.wait() : void();
}
async_run_finish_futures_.clear();
break;
}
case GEventAsyncStrategy::PIPELINE_DESTROY: {
CGRAPH_LOCK_GUARD lock(async_destroy_lock_);
for (auto& cur : async_destroy_futures_) {
cur.valid() ? cur.wait() : void();
}
async_destroy_futures_.clear();
break;
}
default:
CGRAPH_THROW_EXCEPTION("unknown event async strategy type")
}
}
CGRAPH_NAMESPACE_END