75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: AsyncRunnable.hpp
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Date: 2021-11-2
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Author: Reece
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***/
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#pragma once
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namespace Aurora::Async
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{
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class IAsyncRunnable
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{
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public:
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virtual float GetPrio() { return 0.5f; };
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virtual void RunAsync() = 0;
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virtual void CancelAsync() {}
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};
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class AsyncFuncRunnable : public IAsyncRunnable
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{
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public:
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AuFunction<void()> callback;
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AuFunction<void()> fail;
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AuThreadPrimitives::SpinLock lock;
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AsyncFuncRunnable(AuFunction<void()> &&callback) : callback(AuMove(callback))
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{}
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AsyncFuncRunnable(AuFunction<void()> &&callback, AuFunction<void()> &&fail) : callback(AuMove(callback)), fail(AuMove(fail))
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{}
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AsyncFuncRunnable(const AuFunction<void()> &callback) : callback(callback)
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{}
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AsyncFuncRunnable(const AuFunction<void()> &callback, const AuFunction<void()> &fail) : callback(callback), fail(fail)
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{}
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void RunAsync() override
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{
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AU_LOCK_GUARD(lock);
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SysAssertDbgExp(callback, "Missing callback function");
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try
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{
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callback();
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}
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catch (...)
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{
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Debug::PrintError();
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}
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fail = {};
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callback = {};
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}
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void CancelAsync() override
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{
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AU_LOCK_GUARD(lock);
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if (fail)
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{
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try
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{
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fail();
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}
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catch (...)
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{
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Debug::PrintError();
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}
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}
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fail = {};
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callback = {};
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}
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};
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} |