Connection.h

// Licensed to the Apache Software Foundation (ASF) under one
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// 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
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// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#pragma once

#include <string>
#include <sstream>
#include <utility>

namespace zilliz {
namespace milvus {
namespace scheduler {

class Connection {
 public:
    // TODO: update construct function, speed: double->uint64_t
    Connection(std::string name, double speed)
        : name_(std::move(name)), speed_(speed) {
    }

    const std::string &
    name() const {
        return name_;
    }

    uint64_t
    speed() const {
        return speed_;
    }

    uint64_t
    transport_cost() {
        return 1024 / speed_;
    }

 public:
    std::string
    Dump() const {
        std::stringstream ss;
        ss << "<name: " << name_ << ", speed: " << speed_ << ">";
        return ss.str();
    }

 private:
    std::string name_;
    uint64_t speed_;
};

} // namespace scheduler
} // namespace milvus
} // namespace zilliz