milvus/cpp/src/scheduler/SchedInst.h
starlord aa1be9cd16 Remove zilliz namespace
Former-commit-id: 18ae9b5711cabd59baf7e0784583f99a655bf9c2
2019-09-29 16:37:34 +08:00

92 lines
2.3 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.
#pragma once
#include "JobMgr.h"
#include "ResourceMgr.h"
#include "Scheduler.h"
#include <memory>
#include <mutex>
namespace milvus {
namespace scheduler {
class ResMgrInst {
public:
static ResourceMgrPtr
GetInstance() {
if (instance == nullptr) {
std::lock_guard<std::mutex> lock(mutex_);
if (instance == nullptr) {
instance = std::make_shared<ResourceMgr>();
}
}
return instance;
}
private:
static ResourceMgrPtr instance;
static std::mutex mutex_;
};
class SchedInst {
public:
static SchedulerPtr
GetInstance() {
if (instance == nullptr) {
std::lock_guard<std::mutex> lock(mutex_);
if (instance == nullptr) {
instance = std::make_shared<Scheduler>(ResMgrInst::GetInstance());
}
}
return instance;
}
private:
static SchedulerPtr instance;
static std::mutex mutex_;
};
class JobMgrInst {
public:
static scheduler::JobMgrPtr
GetInstance() {
if (instance == nullptr) {
std::lock_guard<std::mutex> lock(mutex_);
if (instance == nullptr) {
instance = std::make_shared<scheduler::JobMgr>(ResMgrInst::GetInstance());
}
}
return instance;
}
private:
static scheduler::JobMgrPtr instance;
static std::mutex mutex_;
};
void
StartSchedulerService();
void
StopSchedulerService();
} // namespace scheduler
} // namespace milvus