95 lines
2.5 KiB
C++
95 lines
2.5 KiB
C++
/*
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* FlowProcess.actor.h
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2022 Apple Inc. and the FoundationDB project authors
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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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#pragma once
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#if defined(NO_INTELLISENSE) && !defined(FDBRPC_FLOW_PROCESS_ACTOR_G_H)
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#define FDBRPC_FLOW_PROCESS_ACTOR_G_H
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#include "fdbrpc/FlowProcess.actor.g.h"
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#elif !defined(FDBRPC_FLOW_PROCESS_ACTOR_H)
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#define FDBRPC_FLOW_PROCESS_ACTOR_H
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#include "fdbrpc/fdbrpc.h"
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#include <string>
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#include <map>
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#include <flow/actorcompiler.h> // has to be last include
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struct FlowProcessInterface {
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constexpr static FileIdentifier file_identifier = 3491839;
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RequestStream<struct FlowProcessRegistrationRequest> registerProcess;
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template <class Ar>
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void serialize(Ar& ar) {
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serializer(ar, registerProcess);
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}
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};
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struct FlowProcessRegistrationRequest {
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constexpr static FileIdentifier file_identifier = 3411838;
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Standalone<StringRef> flowProcessInterface;
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template <class Ar>
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void serialize(Ar& ar) {
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serializer(ar, flowProcessInterface);
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}
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};
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class FlowProcess {
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public:
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virtual ~FlowProcess() {}
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virtual StringRef name() const = 0;
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virtual StringRef serializedInterface() const = 0;
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virtual Future<Void> run() = 0;
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virtual void registerEndpoint(Endpoint p) = 0;
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};
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struct IProcessFactory {
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static FlowProcess* create(std::string const& name) {
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auto it = factories().find(name);
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if (it == factories().end())
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return nullptr; // or throw?
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return it->second->create();
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}
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static std::map<std::string, IProcessFactory*>& factories() {
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static std::map<std::string, IProcessFactory*> theFactories;
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return theFactories;
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}
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virtual FlowProcess* create() = 0;
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virtual const char* getName() = 0;
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};
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template <class ProcessType>
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struct ProcessFactory : IProcessFactory {
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ProcessFactory(const char* name) : name(name) { factories()[name] = this; }
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FlowProcess* create() override { return new ProcessType(); }
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const char* getName() override { return this->name; }
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private:
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const char* name;
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};
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#include <flow/unactorcompiler.h>
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#endif
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